CN116391747A

CN116391747A - Yellow croaker slaughtering machine

Info

Publication number: CN116391747A
Application number: CN202310278130.0A
Authority: CN
Inventors: 贾欣; 施鹏; 屈玲玲; 李亚兰
Original assignee: Xinyang Jichuang Electromechanical Technology Co ltd
Current assignee: Xinyang Jichuang Electromechanical Technology Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-07

Abstract

The utility model discloses a yellow croaker slaughtering machine, which comprises a conveying structure and a guiding and positioning structure, wherein the conveying structure and the guiding and positioning structure are arranged on a frame; the conveying structure comprises two conveying belts horizontally arranged at intervals, the guiding and positioning structure comprises two guiding belts vertically arranged above the conveying belts at intervals, and the two guiding belts are positioned on the same horizontal plane; the clamping distance for positioning the fin is arranged between the upper surface of the conveying belt and the bottom of the guide belt, the distance between the two guide belts is larger than the distance between the two conveying belts, and the distance between the two conveying belts and the distance between the two guide belts are correspondingly arranged in the vertical direction; the cutting structure is arranged below the guide belt, and the front end of the frame is provided with the fish feeding structure. According to the utility model, the guide belt is matched between the conveying belt and the guide belt to clamp the clamping distance of the fins on two sides of the yellow croaker, so that the fins are complete, are not broken and are not damaged during killing, and the fish killing speed is high.

Description

Yellow croaker slaughtering machine

Technical Field

The utility model relates to the technical field of live fish slaughtering, in particular to a yellow bone fish slaughtering machine.

Background

A large amount of fish killing and processing are needed when the merchant selling the fish or the restaurant makes dishes; many fish killing devices exist in the market at present, but basically kill dead fish, because the dead fish cannot move, the killing is easy, the device with the function is common and forms a pipelining fish killing mode by utilizing a conveyor belt and a cutting knife; for example, the Chinese patent utility model has the following bulletin number: CN215936125U, named a foldable small fish back opener, which requires killing or stunning the fish in advance, and then placing on a conveyor belt with a side cutter; however, the equipment cannot kill live fish, is easy to kill off the viscera, and has low qualification rate.

Whether the fish is directly killed and sold in the market or the fish in dishes in restaurants needs to be fresh as much as possible, the process of making the fish in the dishes is not easy to know by customers, and is easy to be considered as a frozen fish placed for a long time by customers, so various restaurants can still see how the fish is fresh before being made after the dishes are served, the current common practice to achieve the requirements is to keep the fish fin intact, not broken or damaged when the fish is killed, and the fish body is not damaged in other places except the fish scales and the viscera, but the process of killing the fish in large quantities is difficult to keep the fish fin and the fish body intact, and especially the fish with small weight like yellow croaker with the weight of less than 5 is a difficult problem. The existing device for killing live fish, such as China patent with publication No. CN110367320A, is named as a device for killing live fish for fresh sale, and in the technical scheme of the patent, the fish is required to be pressed by a pressing plate and then killed manually, so that the efficiency is low, and the fish body is easy to damage; according to the technical scheme, the live sturgeon hanging slaughtering system adopts the technical scheme that a hammer is used for stunning fish, a soft bundling rope is used for tying the fish tail, and then the fish is poured on a lifting hook of a fish lifting machine, so that the fish killing speed is slower than that of a mode that a conveyor belt is matched with a cutting knife, and the fish body and the fish fin are easily damaged by the stunning of the hammer.

Disclosure of Invention

The purpose of the utility model is that: overcomes the defects existing in the prior art, and provides a yellow croaker slaughtering machine, which is used for clamping the clamping distance between the two side fins of the yellow croaker through the matching of the guide belt and the conveyor belt, so that the live yellow croaker is identical to the swimming state when being fixed, the complete fins, no breakage, no damage and no damage to the fish body can be ensured when killing the fish, and the fish killing speed is high.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a yellow croaker slaughtering machine comprises a conveying structure and a guiding and positioning structure which are arranged on a frame; the conveying structure comprises two conveying belts horizontally arranged at intervals, the guiding and positioning structure comprises two guiding belts vertically arranged above the conveying belts at intervals, and the two guiding belts are positioned on the same horizontal plane; the clamping distance for positioning the fin is arranged between the upper surface of the conveying belt and the bottom of the guide belt, the distance between the two guide belts is larger than the distance between the two conveying belts, and the distance between the two conveying belts and the distance between the two guide belts are correspondingly arranged in the vertical direction; the conveying direction of conveyer belt and guiding belt is unanimous, and the respective both ends set up respectively at the front end and the rear end of frame, and the below of guiding belt is provided with cutting structure, and the front end of frame is provided with into fish structure, and the front end or the rear end of frame are provided with transmission structure.

Further, the clamping space comprises a fish body clamping space between the two guide belts in the vertical direction and a fin clamping space at the left side and the right side of the fish body clamping space.

Further, the cutting structure comprises a cutting wheel which is arranged between the two conveying belts along the front and rear directions of the frame, a cutting motor is arranged on the frame, and the cutting motor is fixedly connected with the cutting wheel through a cutting rotating shaft.

Further, advance the fish structure including advance the fish groove with frame front end fixed connection, advance the upper surface of fish groove and surpass the upper surface of conveyer belt, advance the one end that the fish groove is close to the frame and set up the import, import department is provided with the deflector of slope, and the deflector has two, and inclination is the same, is provided with on every deflector and is used for sealing import and mobilizable seal structure.

Further, the transmission structure comprises a conveying roller connected with the end part of the conveying belt in a transmission way, a first rotating shaft is fixedly connected with the middle part of the conveying roller, the first rotating shaft is connected with the guide belt through a meshed transmission part, and a driving structure for starting the first rotating shaft is arranged on the frame.

Further, a distance adjusting structure is arranged on the guide belt, the distance adjusting structure comprises a fixed plate and at least one group of guide rollers, the fixed plate is arranged along the front-back direction of the frame, each group of guide rollers comprises two adjusting rollers which enable opposite belt surfaces of the two guide belts to form a narrow accommodating cavity, the middle part of each adjusting roller is connected with an adjusting shaft, and the top of each adjusting shaft is fixedly connected with the frame; the two regulating rollers of the same group are positioned on the same horizontal line, the top parts of the regulating rollers are connected through regulating springs, the regulating shafts are movably connected with the fixed plate through a first connecting strip and a second connecting strip which are mutually connected in a rotating way, and the fixed plate is fixedly connected with the frame.

Further, one end of the guide belt is provided with a transmission structure, the other end of the guide belt is provided with a guide belt tensioning structure, the guide belt tensioning structure comprises a second driven shaft and a third limit groove formed in the position, corresponding to the second driven shaft, of the frame along the front-rear direction, and the side surface of the frame is in threaded connection with a second compression bolt penetrating into the third limit groove from the direction of the first driven shaft and abutting against the block.

Further, a conveyer belt tensioning structure is arranged on the conveyer belt, and the cutting structure is positioned between the upper end belt surface and the lower end belt surface of the conveyer belt in the horizontal direction; the conveyer belt tensioning structure includes the hold-down shaft that can reciprocate that sets up along the frame left and right directions, and the hold-down shaft rotates with the hold-down wheel to be connected, and the hold-down wheel contacts and sticiss the upper surface of the lower extreme area face of two conveyer belts and sets up.

Further, a conveyer belt tensioning structure is arranged on the conveyer belt, and the cutting structure is positioned below the belt surface at the lower end of the conveyer belt in the horizontal direction; the conveyer belt tensioning structure comprises a fixed groove for accommodating the end part of the conveyer belt, which is far away from the first driven shaft, and a conveying roller arranged at the end part is in threaded connection with an adjusting screw, and the adjusting screw is in threaded connection with the fixed groove.

The beneficial effects of the utility model are as follows:

1. according to the utility model, through arranging the conveying belts, the guide belts and the clamping distance, when the weight of the live yellow bone fish or similar yellow bone fish is small, the fish with thorns on the left side and the right side of the fish body is opened from the bottom, the live yellow bone fish which moves is directly fixed after entering from the inlet of the fish inlet groove, the fish belly is positioned between the two conveying belts, the connection parts of the fins on the two sides and the fish body are respectively pressed by the bottoms of the opposite belt surfaces of the two guide belts, meanwhile, the fish body is extruded, the fixed state is the same as the swimming state, and the fish body is fed into the cutting wheel along the front-back direction of the frame, so that the fish fin is complete, is not broken, is not damaged and is not damaged when the fish is killed, and the assembly line fish killing mode is formed, and the speed is high.

2. According to the utility model, by arranging the distance adjusting structure, the device not only can adapt to larger or smaller fish, but also can clamp the fish more stably when the yellow bone fish is cut under stress, the fish is not biased and does not move, the fish enters a narrow containing cavity, the adjusting rollers are extruded towards two sides, the adjusting rollers drive the adjusting shafts, the adjusting shafts drive the first connecting strips, the first connecting strips drive the fixed columns, the fixed columns drive the second connecting strips, the second connecting strips drive the movable limiting columns to slide in the fifth limiting grooves, the distance between two adjusting rollers in the same group is adjusted, the clamping, the centering and the resetting are automatic, and the adjusting springs can be used for automatically stretching; through setting up conveyer belt tensioning structure and guiding band tensioning structure, conveniently adjust elasticity, through setting up into the fish structure, can make the fish get into along conveyer belt fore-and-aft direction as far as possible, the cooperation guiding band front end is by the slope area face that the roll adjustment structure formed, can correct the yellow bone fish form of slope, and the form correction is complete when entering the roll adjustment structure.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the fish feeding structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 4B according to the present utility model;

FIG. 5 is a schematic elevational view of the present utility model;

FIG. 6 is a schematic diagram of a distance adjusting structure according to the present utility model;

fig. 7 is a schematic structural view of a second embodiment of the belt tightening device of the present utility model.

In the figure, 1, a frame; 201. feeding into a fish groove; 202. a guide plate; 203. sealing plate; 204. a first limit groove; 205. a movable block; 206. a limiting plate; 3. a conveyor belt; 4. a guide belt; 501. a first rotating shaft; 502. a support block; 503. a drive gear; 504. a driven gear; 505. a first driven shaft; 506. a first driven roller; 507. a second driven roller; 508. conveying rollers; 601. a drive chain; 602. a transmission gear; 603. a driving motor; 604. an output shaft of the motor; 7. clamping spacing; 801. the second limit groove; 802. a compression shaft; 803. a pinch roller; 804. a first hold-down bolt; 805. a compression spring; 9. a cutting motor; 10. a cutting wheel; 1101. a second driven shaft; 1102. a third limit groove; 1103. a second hold-down bolt; 1104. abutting blocks; 1105. a limit nut; 1106. a fourth limit groove; 1201. adjusting the roller; 1202. an adjustment shaft; 1203. a first connecting bar; 1204. a fixing plate; 1205. a fifth limit groove; 1206. a movable limiting shaft; 1207. a second connecting bar; 1208. positioning columns; 1209. a limiting ring; 12010. an adjusting spring; 1301. a fixing groove; 1302. adjusting a screw; 1303. and a sixth limit groove.

Detailed Description

The utility model is further illustrated by the following description in conjunction with the accompanying drawings and specific embodiments.

Examples:

as shown in fig. 1 to 7, a yellow croaker slaughtering machine comprises a conveying structure and a guiding and positioning structure which are arranged on a frame 1; the horizontal section of the frame 1 is rectangular, and the whole frame comprises a bottom layer frame mainly used for placing a motor and a cutting knife, a middle layer frame mainly used for arranging a conveying belt 3 and a guide belt 4, and a top layer frame mainly used for auxiliary fixing of each structure in the middle layer frame; the conveying structure comprises two conveying belts 3 which are horizontally arranged at intervals, namely one surface of the conveying belt 3 used for conveying is horizontal, the guiding and positioning structure comprises two guiding belts 4 which are positioned above the conveying belt 3 and vertically arranged at intervals, namely one surface of the guiding belt 3 used for conveying is vertical, the two guiding belts 4 are positioned on the same horizontal plane, the two conveying belts 3 are the same in size, and the two guiding belts 4 are the same in size; a clamping interval 7 for positioning the fins is arranged between the upper surface of the conveying belt 3 and the bottom of the guide belt 4, the distance between the two guide belts 4 is larger than the distance between the two conveying belts 3, and the interval between the two conveying belts 3 and the interval between the two guide belts 4 are correspondingly arranged in the vertical direction, namely, the center line of the interval between the two conveying belts 3 and the center line of the interval between the two guide belts 4 are positioned on the same vertical plane; the conveying direction of the conveying belt 3 is consistent with that of the guide belt 4, two ends of the conveying belt 3 and the guide belt 4 are respectively arranged at the front end and the rear end of the frame 1, a cutting structure is arranged below the guide belt 4, the front end of the frame 1 is provided with a fish feeding structure, the front end or the rear end of the frame 1 is provided with a transmission structure for simultaneously driving the conveying belt 3 and the guide belt 4, one end of the frame 1 arranged in the fish feeding structure is defined as the front end, the other end is defined as the rear end, and the directions of other structures conform to the definition; the general transmission structure field is arranged at the rear end of the frame 1 and is opposite to the fish feeding structure, so that the fish feeding structure is not possibly hindered; the conveyor belts 3 are horizontally arranged, the conveyor belts 3 are divided into an upper belt surface running area and a lower belt surface running area by virtue of rollers at two ends of the same conveyor belt 3, the conveyor belt 3 passing through the upper belt surface running area is an upper end belt surface, and the conveyor belt 3 passing through the lower belt surface running area is a lower end belt surface; the same guide belt 4 is divided into a left running area and a right running area in the same way, the left end belt surface is the left running area, and the right end belt surface is the right running area.

Through setting up conveyer belt 3, guiding belt 4 and centre gripping interval 7, when this kind of weight of living yellow croaker or similar yellow croaker is little, open from the bottom, fish body left and right sides has thorn, get into the back from the import of fish feed tank 201, live yellow croaker that moves about is fixed directly, the fish belly is located between two conveyer belts, the fin of both sides is compressed tightly by the area face bottom that two guiding belts 4 are relative respectively with the fish body junction, the fish body is also extruded simultaneously, the state when fixed is the same with the state of swimming, and along the frame fore-and-aft direction, then send into cutting wheel 10, not only can guarantee that the fin is complete when killing the fish, not break, not damage, the fish body is not damaged, form the assembly line mode of killing fish moreover, it is fast.

The clamping space 7 comprises a fish body clamping space between the two guide belts 4 in the vertical direction and a fish fin clamping space at the left side and the right side of the fish body clamping space, namely, the bottom of the guide belt 4 is used for pressing the fish body of yellow bone fish or the joint of the fish fin such as a fat fin and the fish body by taking the vertical plane where one surface of the guide belt 4 is used for conveying as a boundary; yellow-bone fish is called yellow catfish, has smaller dorsal fin, hard bone and smooth front edge; the fat fin is short, and the base part is positioned at the rear end of the dorsal fin base and is positioned in front of the center of the caudal fin base; the gluteal base is long and the origin is located vertically below the fat fin origin. The front edge of the sclerotin is tiny and more saw-tooth at the lower part of the pectoral fin side; the ventral fin is short and the distal end extends to the gluteal fin.

The cutting structure includes the cutting wheel 10 that is located between two conveyer belts 3 along the fore-and-aft direction setting of frame 1, is provided with cutting motor 9 on the frame 1, and cutting motor 9 is located the left side or the right side of conveyer belt 3 through cutting pivot and cutting wheel 10 fixed connection.

The fish feeding structure comprises a fish feeding groove 201 fixedly connected with the front end of the frame 1, the upper surface of the fish feeding groove 201 exceeds the upper surface of the conveying belt 3, and the bottom surface of the fish feeding groove 201 can be lower than or higher than the upper surface of the conveying belt 3 in the embodiment; the upper surface slope that advances fish groove 201 sets up, be close to the one end that frame 1 is less than the one end that keeps away from frame 1, advance fish groove 201 and be close to the one end of frame 1 and set up the import, import department is provided with the deflector 202 that inclines in the horizontal direction, deflector 202 has two, inclination is the same, be provided with on every deflector 202 and be used for sealing import and mobilizable seal structure, seal structure is including controlling the first spacing groove 204 that runs through deflector 202 and offer, first spacing groove 204 sets up along deflector 202 length direction, sliding connection has movable block 205 in the first spacing groove 204, movable block 205 is close to the one end fixedly connected with deflector 203 to relative deflector 202, the other end fixedly connected with limiting plate 206, limiting plate 206 and deflector 203 are hugged closely in the opposite both sides face of deflector 202 respectively, two deflector 203 slip to tip can block yellow bone fish and pass through the import.

As shown in fig. 5, the transmission structure comprises a conveying roller 508 in transmission connection with the end of the conveying belt 3, the middle part of the conveying roller 508 is fixedly connected with a first rotating shaft 501, two ends of the first rotating shaft 501 are respectively provided with a supporting block 502, the supporting blocks 502 are fixedly connected with the upper surface of a middle layer frame of the frame 1 and are used for supporting the first rotating shaft 501 and the conveying roller 508, the supporting blocks 502 at two ends are respectively positioned at the left end and the right end of a guide belt 4, a driving gear 503 is respectively arranged at the position, corresponding to the two guide belts 4, on the first rotating shaft 501, one end, close to the first rotating shaft 501, of the guide belt 4 is in transmission connection with a first driven roller 506, the top and the bottom of the first driven roller 506 are respectively in rotation connection with the frame 1, the other end is connected with a second driven roller 507, the middle part of the second driven roller 507 is in rotation connection with a second driven shaft 1101, and the first driven shaft 505 is mutually perpendicular to the first rotating shaft 501; the first driven shaft 505 is provided with a driven gear 504 corresponding to the position of the driving gear 503, the driving gear 503 is meshed with the driven gear 504, the frame 1 is provided with a driving structure for starting the first rotating shaft 501, two driving structures are designed in the embodiment, one driving structure is provided with a driving motor 603 directly at one end of the first rotating shaft 501, the second driving structure comprises a rotating shaft gear arranged at the end of the first rotating shaft 501 and a driving motor 603 arranged below the first rotating shaft 501 and fixed on the frame 1, a rotor of the driving motor 603 is fixedly connected with a motor output shaft 604, the motor output shaft 604 is fixedly connected with a transmission gear 602, and the transmission gear 602 is in transmission connection with the rotating shaft gear through a transmission chain 601.

As shown in fig. 6, a distance adjusting structure is arranged on the guide belt 4, the distance adjusting structure is located in the middle of the guide belt 4, the distance adjusting structure comprises a fixing plate 1204 and at least one group of guide rollers, the fixing plate 1204 is arranged along the front-back direction of the frame 1, the guide rollers are arranged at intervals along the front-back direction of the frame 1, each group of guide rollers comprises two adjusting rollers 1201 which enable opposite belt surfaces of the two guide belts 4 to form a narrow cavity, the narrow cavity is used for fixing yellow-bone fish more tightly, cutting is facilitated, the yellow-bone fish cannot move randomly due to cutting stress, the adjusting rollers 1201 roll relatively on the guide belt 4, the narrow cavity is formed by the fact that one of the same group of adjusting rollers 1201 is tightly pressed with the right end belt surface of the left guide belt 4, the other group of guide rollers is tightly pressed with the left end belt surface of the right guide belt 4, the middle of the adjusting rollers 1201 is vertically and rotatably connected with an adjusting shaft 1202, and the top of the adjusting shaft 1202 is fixedly connected with a top layer frame of the frame 1; the two adjusting rollers 1201 of the same group are positioned on the same horizontal line, the tops of the two adjusting shafts 1202 are connected through an adjusting spring 12010, the adjusting rollers 1201 are rotationally connected with one end of a first connecting bar 1203, the other end of the first connecting bar 1203 is rotationally connected with a fixed plate 1204 through a fixed column, the middle part of the first connecting bar 1203 is rotationally connected with a positioning column, the bottom of the fixed column is fixedly connected with the fixed plate 1204, the top of the fixed column is fixedly connected with a top layer frame of the frame 1, the positioning column 1208 is positioned between the fixed column and the adjusting shaft 1202, the positioning column 1208 is rotationally connected with one end of a second connecting bar 1207, the other end of the second connecting bar 1207 is rotationally connected with a movable limiting shaft 1206, a fifth limiting groove 1205 is formed in the fixed plate 1204, the movable limiting column 1206 is slidingly connected with the fifth limiting groove 1205, a limiting ring 1209 for preventing falling is arranged at the bottom of the movable limiting column 1206, when a plurality of groups of guide rollers are arranged, the guide rollers of the same group are respectively arranged at the front end and the rear end of one fixed plate 1204; since the adjustment roller 1201 relatively projects the two belt surfaces where the two guide belts 4 approach, a trapezoidal receiving space is formed between the two guide belts 4 between the distance adjustment structure and the front end or the rear end of the frame.

By arranging the distance adjusting structure, the device not only can adapt to slightly larger or smaller fish, but also can clamp more stably without moving when the yellow bone fish is cut under stress, the slightly larger fish enters a narrow containing cavity, the adjusting rollers 1201 are extruded towards two sides, the adjusting rollers drive the adjusting shafts 1202, the adjusting shafts drive the first connecting strips 1203, the first connecting strips 1203 drive the fixed columns, the fixed columns drive the second connecting strips 1207, the second connecting strips drive the movable limiting columns 1206 to slide in the fifth limiting grooves 1205, the distance between two adjusting rollers in the same group is adjusted, and the device is automatically pressed, automatically straightened and automatically reset, and can be automatically stretched by using the adjusting springs; through setting up conveyer belt tensioning texture and guiding band tensioning texture, conveniently adjust elasticity, through setting up into the fish structure, can make the fish get into along conveyer belt fore-and-aft direction as far as possible, cooperate the guiding band front end by the slope area face that the roll adjustment structure formed, can correct the yellow bone fish form of slope, form correction is complete when entering the roll adjustment structure, corresponds cutting wheel 10 in the middle of the belly.

One end of the guide belt 4 is provided with a transmission structure, the other end of the guide belt 4 is provided with a guide belt tensioning structure, the tightness degree of the guide belt 4 can be adjusted through screwing bolts, the guide belt tensioning structure comprises a second driven shaft 1101 and a third limit groove 1102 formed in the position, corresponding to the second driven shaft 1101, of the frame 1 along the front-rear direction, a supporting block 1104 is sleeved on the outer side of the second driven shaft 1101, the supporting block 1104 is slidably connected with the third limit groove 1102, a second compression bolt 1103 penetrating into the third limit groove 1102 from the direction of the first driven shaft 505 and being abutted to the supporting block 1104 is connected with the side surface of the frame 1 in a threaded mode, a fourth limit groove 1106 with the same function as the third limit groove 1102 is formed in the position, corresponding to the third limit groove 1102, of the frame 1 below the conveying belt 3, and limit nuts 1105 are respectively arranged on the top and the bottom of the second driven shaft 1101.

As shown in fig. 4, the conveyor belt 3 is provided with a conveyor belt tensioning structure, and the cutting structure is positioned between the upper end belt surface and the lower end belt surface of the conveyor belt 3 in the horizontal direction; the conveyer belt tensioning structure comprises a pressing shaft 802 which is arranged along the left-right direction of the frame 1 and can move up and down, the pressing shaft 802 is rotationally connected with a pressing wheel 803, the pressing wheel 803 is in contact with the upper surfaces of the lower end belt surfaces of the two conveyer belts 3 and is in pressing arrangement, and the lower end belt surfaces of the two conveyer belts 3 are in a downward convex structure; the second limit groove 801 for accommodating the compression shaft 802 is formed in the joint of the compression shaft 802 and the frame 1, the compression spring 805 is fixedly connected to the lower side of the end portion of the compression shaft 802, the compression spring 805 is connected with the bottom of the second limit groove 801, the upper side of the end portion of the compression shaft 802 is abutted to the first compression bolt 804, and the first compression bolt 804 penetrates into the second limit groove 801 from top to bottom and is in threaded connection with the frame 1.

The working process comprises the following steps: the live yellow croaker is placed in the fish feeding groove 201, the fish enters the conveying belt 3 from the inlet along with the guide plate 202, the driving motor 603 is started, the driving motor 603 drives the motor output shaft 604, the motor output shaft 604 drives the transmission gear 602, the transmission gear 602 drives the rotating shaft gear through the transmission chain 601 so as to drive the first rotating shaft 501, the first rotating shaft 501 drives the driving gear 503 and the conveying roller 508 at the same time, the driving gear 503 drives the driven gear 504, the driven gear 504 drives the first driven shaft 505 to rotate, the first driven shaft 505 drives the first driven roller 506 to rotate, the first driven roller 506 drives the guide belt 4, the guide belt 4 drives the second driven roller 507, the second driven roller 507 rotates around the second driven shaft 1101, the second driven shaft 1101 is motionless, and the conveying roller 508 drives the conveying belt 3 to move; at this time, the skin of the fish maw is transported downwards by the conveyor belt 3 and begins to be located in the trapezoid containing space of the guide belt 4, meanwhile, the fin is located below the guide belt 4, the belly of the fish is aligned with the gap between the two conveyor belts 3, namely, aligned with the cutting wheel 10, then the fish continues to enter the narrow containing cavity, the width of the narrow containing cavity can be preset to be smaller, the fish enters the narrow containing cavity, the adjusting rollers 1201 are extruded towards two sides, the adjusting rollers 1201 are separated to drive the adjusting shafts 1202 to be separated, the adjusting shafts 1202 drive the first connecting strips 1203 to rotate, the first connecting strips 1203 drive the fixing columns, the fixing columns drive the second connecting strips 1207 to move, the second connecting strips 1207 drive the movable limiting columns 1206 to slide in the fifth limiting grooves 1205, the distance between the two adjusting rollers 1201 in the same group is adjusted, meanwhile, the adjusting springs 12010 are utilized to automatically stretch, the clamping is kept, the first pressing bolts 804 and the second pressing bolts 1103 are screwed to adjust the degree of the conveyor belt 3 and the guide belt 4, the first pressing bolts 804 are pressed down or the pressing shafts 802 are pressed up, and then the lower end of the conveyor belt 3 is pressed down or loosened.

Example two

As shown in fig. 7, unlike the first embodiment, the conveyor belt 3 is provided with a conveyor belt tensioning structure, and the cutting structure is located below the lower end belt surface of the conveyor belt 3 in the horizontal direction; the conveyer belt tensioning structure comprises a fixing groove 1301 for accommodating the end part of the conveyer belt 3 far away from the first driven shaft 505, a sixth limiting groove 1303 is formed in the fixing groove 1301 corresponding to the position of the first rotating shaft 501 arranged at the end part, the sixth limiting groove 1303 is arranged along the front-back direction of the frame 1, the first rotating shaft 501 is in sliding connection with the sixth limiting groove 1303, a conveying roller 508 arranged at the end part is in threaded connection with an adjusting screw 1302, the adjusting screw 1302 is arranged along the front-back direction of the frame 1 and penetrates out of the fixing groove 1301, and the fixing groove 1301 is fixedly connected with the upper surface of the middle layer frame of the frame 1; in this embodiment, for convenience, the upper surface of the conveyor 3 and the top of the fixing groove 1301 are not higher than the bottom surface of the fish feed groove 201.

In this embodiment, if the tightness of the conveyor belt needs to be adjusted, the adjusting screw 1302 is screwed, the adjusting screw 1302 drives the conveying roller 508 to move back and forth, and the conveying roller 508 drives the first rotating shaft 501 to move in the sixth limiting groove 1303.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. A yellow croaker slaughtering machine which is characterized in that: comprises a conveying structure and a guiding and positioning structure which are arranged on a frame (1); the conveying structure comprises two conveying belts (3) horizontally arranged at intervals, and the guiding and positioning structure comprises two guiding belts (4) vertically arranged above the conveying belts (3) at intervals; a clamping interval (7) for positioning the fins is arranged between the upper surface of the conveying belt (3) and the bottom of the guide belt (4), the distance between the two guide belts (4) is larger than the distance between the two conveying belts (3), and the interval between the two conveying belts (3) corresponds to the interval between the two guide belts (4) in the vertical direction; the conveying direction of the conveying belt (3) is consistent with that of the guide belt (4), the two ends of the conveying belt are respectively arranged at the front end and the rear end of the frame (1), a cutting structure is arranged below the guide belt (4), a fish feeding structure is arranged at the front end of the frame (1), and a transmission structure is arranged at the front end or the rear end of the frame (1).

2. A yellow croaker slaughtering machine according to claim 1, characterised in that: the clamping space (7) comprises a fish body clamping space between the two guide belts (4) in the vertical direction and a fish fin clamping space on the left side and the right side of the fish body clamping space.

3. A yellow croaker slaughtering machine according to claim 1, characterised in that: the cutting structure comprises cutting wheels (10) which are arranged between the two conveying belts (3) along the front-back direction of the frame (1), a cutting motor (9) is arranged on the frame (1), and the cutting motor (9) is fixedly connected with the cutting wheels (10) through a cutting rotating shaft.

4. A yellow croaker slaughtering machine according to claim 1, characterised in that: the fish feeding structure comprises a fish feeding groove (201) fixedly connected with the front end of the frame (1), the upper surface of the fish feeding groove (201) exceeds the upper surface of the conveying belt (3), an inlet is formed in one end, close to the frame (1), of the fish feeding groove (201), inclined guide plates (202) are arranged at the inlet, two guide plates (202) are arranged, the inclination angles are the same, and a sealing structure which is used for sealing the inlet and is movable is arranged on each guide plate (202).

5. A yellow croaker slaughtering machine according to claim 4, wherein: the transmission structure comprises a conveying roller (508) in transmission connection with the end part of the conveying belt (3), a first rotating shaft (501) is fixedly connected to the middle part of the conveying roller (508), the first rotating shaft (501) is connected with the guide belt (4) through a meshing transmission part, and a driving structure for starting the first rotating shaft (501) is arranged on the frame (1).

6. A yellow croaker slaughtering machine according to claim 1, characterised in that: the guide belt (4) is provided with a distance adjusting structure, the distance adjusting structure comprises a fixed plate (1204) and at least one group of guide rollers, the fixed plate is arranged along the front-back direction of the frame (1), each group of guide rollers comprises two adjusting rollers (1201) which enable opposite belt surfaces of the two guide belts (4) to form a narrow accommodating cavity, the middle part of each adjusting roller (1201) is connected with an adjusting shaft (1202), and the top of each adjusting shaft (1202) is fixedly connected with the frame (1); the two adjusting rollers (1201) in the same group are positioned on the same horizontal line, the tops of the two adjusting rollers are connected through an adjusting spring (12010), an adjusting shaft (1202) is movably connected with a fixing plate (1204) through a first connecting strip (1203) and a second connecting strip (1207) which are connected with each other in a rotating way, and the fixing plate (1204) is fixedly connected with the frame (1).

7. A yellow croaker slaughtering machine according to claim 1, characterised in that: one end of the guide belt (4) is provided with a transmission structure, the other end of the guide belt is provided with a guide belt tensioning structure, the guide belt tensioning structure comprises a second driven shaft (1101) and a third limit groove (1102) formed in the position of the frame (1) corresponding to the second driven shaft (1101) along the front-back direction, and the side surface of the frame (1) is in threaded connection with a second compression bolt (1103) penetrating into the third limit groove (1102) from the direction of the first driven shaft (505) and abutting against the block (1104).

8. A yellow croaker slaughtering machine according to claim 1, characterised in that: the conveyor belt (3) is provided with a conveyor belt tensioning structure, and the cutting structure is positioned between the upper end belt surface and the lower end belt surface of the conveyor belt (3) in the horizontal direction; the conveyer belt tensioning structure includes along the hold-down shaft (802) that can reciprocate that the direction set up about frame (1), and hold-down shaft (802) is connected with pinch roller (803) rotation, and pinch roller (803) and the upper surface contact of the lower extreme area face of two conveyer belts (3) sticis the setting.

9. A yellow croaker slaughtering machine according to claim 7, characterised in that: the conveying belt (3) is provided with a conveying belt tensioning structure, and the cutting structure is positioned below the belt surface at the lower end of the conveying belt (3) in the horizontal direction; the conveyor belt tensioning structure comprises a fixing groove (1301) for accommodating the end part of the conveyor belt (3) far away from the first driven shaft (505), a conveying roller (508) arranged at the end part is in threaded connection with an adjusting screw (1302), and the adjusting screw (1302) is in threaded connection with the fixing groove (1301).