Fish killing machine with scaling and laparotomy functions and using method thereof
Technical Field
The invention belongs to the technical field of fish killing devices, and particularly relates to a fish killing machine with functions of scaling and laparotomy and a using method thereof.
Background
China is a big country for water production, cultivation and consumption, fish dishes are the most common in China no matter in a five-star hotel or a small restaurant, and fish is a high-protein, high-nutrition and low-fat food and is more and more popular with people. Before fish processing or cooking meat, fish needs to be killed; in the process of killing fish, fish scales are removed, objects in the abdominal cavity are taken out, and heads and tails of the fish are removed. The scaling is the key and difficult point in the whole fish killing process, and is directly related to the fish killing effect and quality.
The existing descaler and laparotomy are made by pure hands, or the fish scales are brushed by a steel brush and then cut into the fish belly, so that the descaler is slow in descaler speed, low in cleaning rate and high in labor cost, and therefore, the existing descaler and laparotomy are not suitable for occasions of batch processing.
Disclosure of Invention
Based on the problems in the background art, the invention provides the fish killing machine with the functions of scaling and laparotomy, which can automatically scale and laparotomy fish and has the advantages of high production efficiency, small damage to fish bodies and the like.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a fish killing machine with functions of scaling and laparotomy comprises a shell, wherein a scaling mechanism, a conveying mechanism and a laparotomy mechanism are installed in the shell, a switch is installed on the shell, a fish inlet and a fish outlet are respectively formed in the left side wall and the right side wall of the shell, a sliding groove is installed between the fish inlet and the fish outlet, the sliding groove is of an arc structure, the middle part of the sliding groove is broken, and a first rectangular hole and a second rectangular hole are formed in the sliding groove;
the scale scraping mechanism comprises a first motor and two scale scraping units, the first motor is installed in a casing, the two scale scraping units are symmetrically arranged left and right, the switch is electrically connected with the first motor, each scale scraping unit comprises a vertical beam, the vertical beams are installed on the front inner wall and the rear inner wall of the casing, three cylinder bodies are installed on the vertical beams, the bottoms of the three cylinder bodies are communicated through a guide pipe, each cylinder body is connected with a piston rod, the front ends of the three piston rods are respectively hinged with a first rotating rod, a second rotating rod and a third rotating rod, the first rotating rod, the second rotating rod and the third rotating rod are sequentially hinged, the first rotating rod is rotatably connected with a first scraping cylinder, the second rotating rod is rotatably connected with a second scraping cylinder, the third rotating rod is rotatably connected with a third scraping cylinder, and the first scraping cylinder, the second scraping cylinder and the third scraping cylinder are respectively connected with scraping nails, the first rotating rod, the second rotating rod and the third rotating rod are internally provided with a linkage mechanism, and the linkage mechanism is used for transmitting the power of a first motor to the first scraping cylinder, the second scraping cylinder and the third scraping cylinder so as to drive the first scraping cylinder, the second scraping cylinder and the third scraping cylinder to rotate;
the laparotomy mechanism comprises a sixth rotating shaft, the sixth rotating shaft is rotatably connected to the front inner side wall and the rear inner side wall of the shell, a shaft sleeve is sleeved on the sixth rotating shaft, a fifth driving chain wheel and a sixth driven chain wheel are connected to the shaft sleeve, the sixth rotating shaft is connected with a pressing rod and two ejector rods, the pressing rod extends out of a second rectangular hole, a fifth driven chain wheel and a cutting disc are coaxially connected between the two ejector rods, the cutting disc is located under the first rectangular hole, the fifth driven chain wheel is connected with the fifth driving chain wheel through a chain, a second motor is further installed in the shell, the second motor is electrically connected with a switch, the second motor is connected with the sixth driving chain wheel through a speed reducer, and the sixth driving chain wheel is connected with the sixth driven chain wheel through a chain.
Further inject, the one end of first pivot has the gear post in second dwang external connection, it is connected with the fifth pivot to rotate on the perpendicular roof beam, be connected with gear and fourth driven sprocket in the fifth pivot, gear and gear post meshing, fourth driven sprocket is connected with fourth drive sprocket through the chain, fourth drive sprocket rotates and connects in the casing, first motor passes through the speed reducer and is connected with fourth drive sprocket. The first motor transmits power to the fourth driving chain wheel, the fourth driven chain wheel, the fifth rotating shaft, the gear and the gear column in sequence, so that the linkage mechanism is driven to work.
Further limiting, the linkage mechanism further comprises a first rotating shaft, the first rotating shaft is rotatably connected to the side wall of the second rotating rod, and a driving bevel gear is connected to one end of the first rotating shaft in the second rotating rod; a second rotating shaft is rotatably connected in the second rotating rod, a third rotating shaft and a fourth rotating shaft are respectively connected to two ends of the second rotating shaft through universal joints, the third rotating shaft is rotatably installed in the first rotating rod, and the fourth rotating shaft is rotatably installed in the third rotating rod; the second rotating shaft is connected with a driven bevel gear and a second driving chain wheel, the driven bevel gear is meshed with the driving bevel gear, the second scraping cylinder is coaxially connected with a second driven chain wheel, and the second driven chain wheel is connected with the second driving chain wheel through a chain; the third rotating shaft is connected with a first driving chain wheel, the first scraping cylinder is coaxially connected with a first driven chain wheel, and the first driven chain wheel is connected with the first driving chain wheel through a chain; and a third driving sprocket is connected to the fourth rotating shaft, a third scraper cylinder is coaxially connected with a third driven sprocket, and the third driven sprocket is connected with the third driving sprocket through a chain. The linkage mechanism can transmit power to the three scraping cylinders simultaneously, so that the three scraping cylinders rotate simultaneously, and the scaling process is carried out.
Further inject, conveying mechanism includes two conveying units that the structure is the same and front and back symmetry sets up again, and every conveying unit includes again to rotate to connect seven band pulleys with one side at the spout, around being equipped with the belt between the seven band pulleys, still install third motor and fourth motor in the casing, third motor and fourth motor are connected with a band pulley in two conveying units through the speed reducer respectively, third motor and fourth motor all with switch electric connection. During the transport, at first starting switch, third motor and fourth motor begin work, drive two conveyor unit's belt and rotate, then put the fish on the spout and make the fish head towards into the fish mouth, push into the casing through advancing the fish mouth with the fish after that, make the fish head be located between two band pulleys of right-most end, the rotation of belt drives the fish and slides left on the spout, until the fish falls out from going out the fish mouth, the completion is carried.
Further limit, the upper end of the pressure rod is connected with a cross rod. The contact area of the pressure lever and the fish can be increased, and the fish can be enabled to press down the pressure lever.
Further inject, the inlet tube is still installed at the casing top, still install shower nozzle and collecting vat in the casing, the through-hole has still been seted up on the spout. The water inlet pipe is connected with the tap water pipe, tap water is sprayed out of the spray head after passing through the water inlet pipe, the fish body can be washed in the process of scaling, the scaling effect is improved, waste water and fish scales after washing fall into the collecting tank, and the fish scales can be prevented from being accumulated on the scaling mechanism to influence the operation of the scaling mechanism. When the collecting tank is washed, dirty water can fall into the collecting tank through the through holes, and accumulation of the dirty water in the sliding groove is avoided.
Further limited, a front door is hinged to the front side wall of the casing, and a handle is connected to the front door. When the machine needs to be overhauled, the front door is opened, and the internal parts of the machine can be overhauled.
Further, a sudden stop switch is arranged on the front side wall of the machine shell. The emergency stop switch can improve the safety of use.
The invention also provides a using method of the fish killing machine with functions of scaling and laparotomy, which comprises the following steps,
step one, conveying;
the fish conveying device comprises a first conveying unit, a second conveying unit, a third motor, a fourth motor, a sliding chute, a first belt wheel, a second belt wheel, a third belt wheel, a fourth belt.
Step two, scaling;
after the switch is started, the first motor starts to work, the first motor sequentially transmits power to the fourth driving chain wheel, the fourth driven chain wheel, the fifth rotating shaft, the gear column, the first rotating shaft, the driving bevel gear and the driven bevel gear so as to drive the second rotating shaft to rotate, on one hand, the second rotating shaft sequentially transmits the power to the second driving chain wheel and the second driven chain wheel so as to drive the second scraping cylinder to rotate, on the other hand, the third rotating shaft and the fourth rotating shaft are driven to rotate through the universal joint, the third rotating shaft sequentially transmits the power to the first driving chain wheel and the first driven chain wheel so as to drive the first scraping cylinder to rotate, on the other hand, the fourth rotating shaft sequentially transmits the power to the third driving chain wheel and the third driven chain wheel so as to drive the third scraping cylinder to rotate, three scraping cylinders drive the scraping nails to rotate, when fish passes through the scale scraping mechanism, six scraping cylinders of two scale scraping units simultaneously rotate, thereby scraping off the scales.
When fishes of different sizes pass through the scaling mechanism, the first rotating rod, the second rotating rod and the third rotating rod are sequentially hinged, so that the first rotating rod, the second rotating rod and the third rotating rod are sequentially hinged and can respectively rotate, and the three scraping cylinders are respectively attached to the fish body; on the other hand, because the fish of equidimension not, the extrusion force that applies to three section of thick bamboo of scraping is different, and when the extrusion force that certain dwang received was great, corresponding section of thick bamboo of scraping drove corresponding dwang and piston rod backward motion, and liquid in the cylinder body received pressure and flowed in the cylinder body that receives the corresponding one side of extrusion force through the pipe, made the section of thick bamboo of scraping of this side be close to the fish body, finally made the three extrusion force of scraping the section of thick bamboo and received evenly relatively, improved the effect of scraping the scale, reduced the scratch to the fish body.
Step three: laparotomy;
after the switch is started, the second motor drives the sixth driving sprocket to rotate through the speed reducer, and the sixth driving sprocket sequentially transmits power to the sixth driven sprocket, the fifth driving sprocket and the fifth driven sprocket so as to drive the cutting disc to rotate; during initial state, the cutting dish is located under first rectangular hole, and when the fish head reachd the second rectangular hole top, the fish head pushed down the depression bar, and the depression bar drives the rotation of sixth pivot to drive the ejector pin and rotate, the cutting dish upwards lifts up, stretches out from first rectangular hole, and the fish belly is cut open in the rotation of cutting dish, and after the depression bar was all left to the fish, the cutting dish resets under the effect of gravity, accomplishes and cuts open the abdomen, and the belt drives the fish at last and falls out from a fish mouth.
Compared with the prior art, the invention has the following advantages:
1. the clamping mechanism can clamp the fish head, so that the fish is prevented from jumping randomly, and the fish killing effect is improved;
2. the scale scraping mechanism can change the structural shape according to the size of the fish body, reduce the scratch to the fish body and improve the scale scraping effect;
3. the laparotomy mechanism can automatically avoid the position of the fish head to cut, and the laparotomy effect is good.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic view of the present invention with the front door and front side wall of the housing removed;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a first schematic diagram illustrating an internal structure of an embodiment of the present invention;
FIG. 4 is a second schematic diagram of the internal structure of the embodiment of the present invention;
FIG. 5 is a schematic view of the structure of the scale scraping mechanism according to the embodiment of the invention;
FIG. 6 is a schematic view of a partial structure of a scale scraping mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of the laparotomy mechanism in an embodiment of the invention;
the main element symbols are as follows:
the fish scale scraping device comprises a machine shell 1, a switch 12, a fish inlet 13, a sliding chute 14, a first rectangular hole 141, a second rectangular hole 142, a front door 15, a handle 16, an emergency stop switch 17, a water inlet pipe 18, a collecting tank 19, a scale scraping mechanism 2, a vertical beam 21, a cylinder body 22, a piston rod 23, a first rotating rod 24, a second rotating rod 25, a third rotating rod 26, a first scraping cylinder 27, a second scraping cylinder 28, a third scraping cylinder 29, a first rotating shaft 31, a driving bevel gear 32, a second rotating shaft 33, a universal joint 34, a third rotating shaft 35, a driven bevel gear 36, a second driving sprocket 37, a second driven sprocket 38, a first driving sprocket 39, a first driven sprocket 310, a gear column 41, a fifth rotating shaft 42, a gear 43, a fourth driven sprocket 44, a conveying mechanism 5, a belt wheel 51, a belt 52, a belly cutting mechanism 6, a sixth rotating shaft 61, a fifth driving sprocket 62, a sixth driven sprocket 63, a pressing rod 64, a push rod 65, a fifth driven sprocket 66, A cutting disc 67, a cross bar 68.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following embodiments are provided to further illustrate the present invention.
As shown in fig. 1 to 4, the fish killing machine with functions of scaling and laparotomy comprises a machine shell 1, a scaling mechanism 2, a conveying mechanism 5 and a laparotomy mechanism 6 are installed in the machine shell 1, a switch 12 is installed on the machine shell 1, a fish inlet 13 and a fish outlet which are not shown in the drawing are respectively arranged on the left side wall and the right side wall of the machine shell 1, a sliding groove 14 is installed between the fish inlet 13 and the fish outlet, and when killing fish, the fish enters from the fish inlet 13 along the sliding groove 14 and is discharged from the fish outlet. The sliding chute 14 is of an arc-shaped structure, the middle part of the sliding chute is disconnected, the scaling mechanism 2 is located at the position of the middle part of the sliding chute 14, and due to the fact that the disconnection length is small, when the fish pass through the disconnection position, most of the fish are located on the sliding chute 14 all the time, and therefore the fish cannot fall from the disconnection position.
The chute 14 is formed with a first rectangular hole 141 and a second rectangular hole 142, and the laparotomy mechanism 6 is located below the first rectangular hole 141 and the second rectangular hole 142.
In order to improve the safety of use, in the present embodiment, an emergency stop switch 17 is further provided on the front side wall of the casing 1. In addition, in order to conveniently overhaul the internal parts of the machine, a front door 15 is hinged on the front side wall of the machine shell 1, and a handle 16 is connected on the front door 15.
In order to convey the fish, a conveying mechanism 5 is further installed in the housing 1, the conveying mechanism 5 further comprises two conveying units which are identical in structure and symmetrically arranged front and back, each conveying unit further comprises seven belt wheels 51 rotatably connected to the same side of the chute 14, a belt 52 is wound between the seven belt wheels 51, and the belt 52 just bypasses the scaling mechanism 2 at the position where the seven belt wheels 51 are arranged so as to avoid influencing the operation of the scaling mechanism 2. A third motor and a fourth motor (not shown in the figure) are further installed in the machine shell 1, the third motor and the fourth motor are respectively connected with one belt wheel 51 of the two conveying units through a speed reducer, and the third motor and the fourth motor are both electrically connected with the switch 12.
During conveying, the switch 12 is started firstly, the third motor and the fourth motor start to work to drive the belts 52 of the two conveying units to rotate, then the fish is placed on the sliding groove 14, the fish head faces the fish inlet 13, then the fish is pushed into the machine shell 1 through the fish inlet 13, the fish head is located between the two belt wheels 51 at the rightmost end, the belts 52 rotate to drive the fish to slide leftwards on the sliding groove 14 until the fish falls out from the fish outlet, and conveying is completed.
As shown in fig. 5 and 6, in order to scrape the fish body, the inside of the housing 1 is provided with the scaling mechanism 2, the scaling mechanism 2 further comprises a first motor (not shown) installed inside the housing 1 and two scaling units which are identical in structure and are arranged symmetrically left and right, the switch 12 is electrically connected with the first motor, in order to transmit the power of the first motor to the two scaling units, the first motor is connected with a fourth driving sprocket (not shown) through a reducer, the fourth driving sprocket is rotatably connected inside the housing 1, the vertical beam 21 is rotatably connected with a fifth rotating shaft 42, the fifth rotating shaft 42 is connected with a gear 43 and a fourth driven sprocket 44, and the fourth driven sprocket 44 is connected with the fourth driving sprocket through a chain. After the switch 12 is started, the first motor starts to work, the first motor transmits power to the fourth driving sprocket, the fourth driven sprocket 44, the fifth rotating shaft 42 and the gear 43 in sequence, and the gear 43 transmits the power to the scaling unit.
Each scale scraping unit comprises a vertical beam 21, the vertical beams 21 are arranged on the front inner side wall and the rear inner side wall of the machine shell 1, three cylinder bodies 22 are arranged on the vertical beams 21, each cylinder body 22 is connected with a piston rod 23, and the cylinder bodies 22 and the piston rods 23 can be in a hydraulic transmission mode or a pneumatic transmission mode and can be determined according to specific conditions.
The bottom of the three cylinder body 22 is communicated through a guide pipe, the front end of the three piston rod 23 is respectively hinged with a first rotating rod 24, a second rotating rod 25 and a third rotating rod 26, the first rotating rod 24, the second rotating rod 25 and the third rotating rod 26 are sequentially hinged, the first rotating rod 24 is connected with a first scraping cylinder 27 in a rotating manner, the second rotating rod 25 is connected with a second scraping cylinder 28 in a rotating manner, the third rotating rod 26 is connected with a third scraping cylinder 29 in a rotating manner, the first scraping cylinder 27, the second scraping cylinder 28 and the third scraping cylinder 29 are both connected with scraping nails, when scraping scales, when the fish body passes through two scale scraping units symmetrically arranged, the three scraping cylinders and the scraping nails rotate, and the scales on the fish body are hung.
When fishes of different sizes pass through the scaling mechanism 2, the first rotating rod 24, the second rotating rod 25 and the third rotating rod 26 are sequentially hinged, so that the first rotating rod 24, the second rotating rod 25 and the third rotating rod 26 are sequentially hinged to respectively rotate, and the three scraping cylinders are respectively attached to the fish body; on the other hand, because the fish of equidimension not, the extrusion force that applies to three section of thick bamboo of scraping is different, and when the extrusion force that certain dwang received was great, the corresponding section of thick bamboo of scraping drove corresponding dwang and piston rod 23 backward motion, and the liquid in the cylinder body 22 received pressure and flowed in the cylinder body 22 that the one side that receives the extrusion force less corresponds through the pipe, made the section of thick bamboo of scraping of this side be close to the fish body, finally made the extrusion force that three section of thick bamboo of scraping received relatively even, improved the effect of scraping the scale, reduced the scratch to the fish body.
In order to make the three scraping cylinders rotate simultaneously, a linkage mechanism is further installed in the first rotating rod 24, the second rotating rod 25 and the third rotating rod 26, and the linkage mechanism is used for transmitting the power of the first motor to the first scraping cylinder 27, the second scraping cylinder 28 and the third scraping cylinder 29, so as to drive the first scraping cylinder 27, the second scraping cylinder 28 and the third scraping cylinder 29 to rotate.
The linkage mechanism further comprises a first rotating shaft 31, the first rotating shaft 31 is rotatably connected to the side wall of the second rotating shaft 25, one end of the first rotating shaft 31 is connected with a gear column 41 outside the second rotating shaft 25, a gear 43 is meshed with the gear column 41, and the other end of the first rotating shaft 31 is connected with a driving bevel gear 32 inside the second rotating shaft 25; a second rotating shaft 33 is rotatably connected in the second rotating rod 25, two ends of the second rotating shaft 33 are respectively connected with a third rotating shaft 35 and a fourth rotating shaft, which are not shown in the figure, through a universal joint 34, the third rotating shaft 35 is rotatably installed in the first rotating rod 24, and the fourth rotating shaft is rotatably installed in the third rotating rod 26; the second rotating shaft 33 is connected with a driven bevel gear 36 and a second driving sprocket 37, the driven bevel gear 36 is meshed with the driving bevel gear 32, the second scraping cylinder 28 is coaxially connected with a second driven sprocket 38, and the second driven sprocket 38 is connected with the second driving sprocket 37 through a chain; the third rotating shaft 35 is connected with a first driving sprocket 39, the first scraping cylinder 27 is coaxially connected with a first driven sprocket 310, and the first driven sprocket 310 is connected with the first driving sprocket 39 through a chain; and a third driving sprocket is connected to the fourth rotating shaft, a third driven sprocket is coaxially connected to the third scraping cylinder 29, and the third driven sprocket is connected with the third driving sprocket through a chain.
During scaling, the gear 43 sequentially transmits power to the gear column 41, the first rotating shaft 31, the driving bevel gear 32 and the driven bevel gear 36 to drive the second rotating shaft 33 to rotate, on one hand, the second rotating shaft 33 sequentially transmits power to the second driving sprocket 37 and the second driven sprocket 38 to drive the second scaling drum 28 to rotate, on the other hand, the universal joint 34 drives the third rotating shaft 35 and the fourth rotating shaft to rotate, the third rotating shaft 35 sequentially transmits power to the first driving sprocket 39 and the first driven sprocket 310 to drive the first scaling drum 27 to rotate, on the other hand, the fourth rotating shaft sequentially transmits power to the third driving sprocket and the third driven sprocket to drive the third scaling drum 29 to rotate, and the three scaling drums drive the scaling nails to rotate.
After scaling, in order to perform laparotomy on fish, a laparotomy mechanism 6 is further installed in the housing 1, as shown in fig. 7, the laparotomy mechanism 6 further includes a sixth rotating shaft 61, the sixth rotating shaft 61 is rotatably connected to the front and rear inner side walls of the housing 1, a shaft sleeve is sleeved on the sixth rotating shaft 61, the shaft sleeve does not rotate along with the sixth rotating shaft, the shaft sleeve is connected with a fifth driving sprocket 62 and a sixth driven sprocket 63, the sixth rotating shaft 61 is connected with a pressure rod 64 and two ejector rods 65, the pressure rod 64 extends out of the second rectangular hole 142, a fifth driven sprocket 66 and a cutting disc 67 are coaxially connected between the two ejector rods 65, the cutting disc 67 is located right below the first rectangular hole 141, the fifth driven sprocket 66 is connected with the fifth driving sprocket 62 through a chain, a second motor (not shown in the figure) is further installed in the housing 1, the second motor is electrically connected with the switch 12, the second motor is connected with the sixth driving sprocket (not shown in the figure) through a speed reducer, the sixth driving sprocket is connected to the sixth driven sprocket 63 by a chain.
After the switch 12 is started, the second motor drives the sixth driving sprocket to rotate through the speed reducer, and the sixth driving sprocket sequentially transmits power to the sixth driven sprocket 63, the fifth driving sprocket 62 and the fifth driven sprocket 66, so that the cutting disc 67 is driven to rotate; in the initial state, the cutting disc 67 is located right below the first rectangular hole 141, when the fish head reaches the second rectangular hole 142, the fish head presses the pressing rod 64 downwards, in order to increase the contact area between the pressing rod 64 and the fish, the fish can press the pressing rod 64 downwards, and in this embodiment, the upper end of the pressing rod 64 is connected with the cross rod 68.
When the pressing rod 64 is pressed down, the pressing rod 64 drives the sixth rotating shaft 61 to rotate, so that the ejector rod 65 is driven to rotate, the cutting disc 67 is lifted upwards and extends out of the first rectangular hole 141, the fish belly is cut open by the rotation of the cutting disc 67 until the fish completely leaves the pressing rod 64, the cutting disc 67 is reset under the action of gravity, the laparotomy is completed, and finally the belt 52 drives the fish to fall out of the fish outlet.
In this embodiment, a water inlet pipe 18 is further installed at the top of the casing 1, a spray head (not shown) and a collecting tank 19 are further installed in the casing 1, and a through hole is further opened on the chute 14. With inlet tube 18 and water piping connection, the running water is spout from the shower nozzle behind inlet tube 18, can wash the fish body at the in-process of scaling, has improved the effect of scaling, and waste water and fish scale after the washing fall into collecting vat 19 in, can prevent that the fish scale from piling up on scaling mechanism 2, influence scaling mechanism 2 work. During washing, dirty water can fall into the collecting groove 19 through the through holes, and accumulation of the dirty water in the sliding groove 14 is avoided.
The invention also provides a using method of the fish killing machine with functions of scaling and laparotomy, which comprises the following steps,
step one, conveying;
the switch 12 is started first, the third motor and the fourth motor start to work, the belts 52 of the two conveying units are driven to rotate, then the fish is placed on the sliding groove 14, the fish head faces the fish inlet 13, then the fish is pushed into the machine shell 1 through the fish inlet 13, the fish head is located between the two belt wheels 51 at the rightmost end, the belts 52 rotate to drive the fish to slide leftwards on the sliding groove 14 until the fish falls out from the fish outlet, and conveying is finished.
Step two, scaling;
after the switch 12 is started, the first motor starts to work, the first motor sequentially transmits power to the fourth driving sprocket, the fourth driven sprocket 44, the fifth rotating shaft 42, the gear 43, the gear column 41, the first rotating shaft 31, the driving bevel gear 32 and the driven bevel gear 36, so as to drive the second rotating shaft 33 to rotate, the second rotating shaft 33 sequentially transmits power to the second driving sprocket 37 and the second driven sprocket 38, so as to drive the second scraping cylinder 28 to rotate, and drives the third rotating shaft 35 and the fourth rotating shaft to rotate through the universal joint 34, the third rotating shaft 35 sequentially transmits power to the first driving sprocket 39 and the first driven sprocket 310, so as to drive the first scraping cylinder 27 to rotate, the fourth rotating shaft sequentially transmits power to the third driving sprocket and the third driven sprocket, so as to drive the third scraping cylinder 29 to rotate, the three scraping cylinders drive the scraping nails to rotate, when fish pass through the scale scraping mechanism 2, six scraping cylinders of the two scaling units rotate simultaneously, so that the scales are scraped.
Step three: laparotomy;
after the switch 12 is started, the second motor drives the sixth driving sprocket to rotate through the speed reducer, and the sixth driving sprocket sequentially transmits power to the sixth driven sprocket 63, the fifth driving sprocket 62 and the fifth driven sprocket 66, so that the cutting disc 67 is driven to rotate; during initial state, the cutting disc 67 is located under first rectangular hole 141, and when the fish head arrived second rectangular hole 142 top, the fish head pushed down depression bar 64, and depression bar 64 drove sixth pivot 61 and rotates to drive ejector pin 65 and rotate, cutting disc 67 upwards lifted, stretches out from first rectangular hole 141, and the fish belly is cut open in cutting disc 67's rotation, and after the fish all left depression bar 64, cutting disc 67 resets under the effect of gravity, accomplishes the laparotomy, and belt 52 drove the fish and falls out from the fish outlet at last.
The fish killing machine with functions of scaling and laparotomy and the use method thereof provided by the invention are described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.