CN212522076U - Automatic vaccine injection device for fusiform fish - Google Patents
Automatic vaccine injection device for fusiform fish Download PDFInfo
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- CN212522076U CN212522076U CN202020490572.3U CN202020490572U CN212522076U CN 212522076 U CN212522076 U CN 212522076U CN 202020490572 U CN202020490572 U CN 202020490572U CN 212522076 U CN212522076 U CN 212522076U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model discloses an automatic injection device of bacterin to fusiform fish, the device mainly include control module, injection apparatus, image acquisition device, conveyer, detection device, push away fish device, location clearance mechanism. The utility model discloses can realize the bacterin injection of fusiform fish. The utility model discloses utilize machine vision to acquire fry morphological parameter, carry out the bacterin injection to the fry behind prediction fry injection position, the utility model discloses degree of automation is high, injection efficiency is high, the success rate is high, easy the maintenance, can effectively carry out the bacterin injection to common fish.
Description
Technical Field
The utility model relates to a fish processing, fry bacterin injection field, concretely relates to automatic injection device of bacterin to fusiform fish.
Background
With the rapid development of the aquatic product industry, the popularization of new technologies such as industrialized aquaculture and the integration of upstream and downstream industrial chains, the requirements on production and processing automation are gradually increased.
Vaccination is an important means of preventing fish from getting ill. The injection immunization can prevent various diseases simultaneously, and has the characteristics of high antigen utilization rate, stable immunization effect and the like compared with other immunization modes. At present, the manual injection is mainly used for vaccine injection, the efficiency is low, the injection quality is unstable, and operators are easy to be injured, so that a set of automatic fish vaccine injection equipment is urgently needed. How to realize the automatic injection of the fish vaccine is the premise and the key of an automatic fish vaccine injection system.
Three main methods of immunization by injection are pectoral fin injection, intraperitoneal injection and dorsal injection. The pectoral fin injection is generally at the muscle at the base of the pectoral fin, and the intraperitoneal injection is generally in a small range from the front to the back of the base of the ventral fin. However, the two injection methods are not suitable for small fish, the skin of the chest and abdomen of part of the fish species is thinner, and the viscera are easily damaged by the excessively deep insertion needle depth. The back injection is suitable for all the fry in the growth stage, the back of the fry has more meat, the injectable area has thick meat and large width, and the depth and the position of the inserting needle are easy to control.
In the prior art, an automatic continuous injector capable of injecting livestock, poultry and aquatic animals exists, for example, a continuous injector needle tube component with application number 201820149902.5 can realize automatic liquid pushing in the injection of chicks, but the automatic continuous injector needle tube component can only inject at a fixed position, cannot automatically adjust the stroke of an inserting needle according to the distance between an injected object and the injector, and cannot realize the action of the inserting needle; the patent with application number 201720319471.8 provides an automatic fish vaccine injection machine, wherein an automatic injection mechanism is introduced, which can realize automatic vaccine injection, but can not automatically adjust the stroke of a needle inserting needle according to the distance between an injected object and an injector, and can not realize positioning, and a needle cylinder is easy to rotate on a sliding groove and has poor interchangeability; the patent with application number 202010065117.3 provides a continuous injection device of pneumatic type bacterin, can accomplish location, contact pin and liquid pushing action to realize automatic bacterin injection, device compact structure, rigidity are big, assembly dismantlement are convenient, low cost, applicable scene are wide, but the device can't realize accurate positioning.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic vaccine injection device for fusiform fish and a method for automatically acquiring the injection position of fish fry for solving the automatic vaccine injection problem for fusiform fish.
The utility model provides a technical scheme that above-mentioned problem adopted does:
an automatic vaccine injection device for fusiform fish comprises a control module, an injection device, an image acquisition device, a conveying device, a detection device, a fish pushing device and a positioning release mechanism; the control module is connected with the injection device rack and the image acquisition device; the image acquisition device is arranged on the conveying device; the detection device is connected with the conveying device; the fish pushing device is connected with the conveying device and is positioned on one side of the conveying device; the injection device is connected with the conveying device and is positioned at the opposite side of the fish pushing device; the control module acquires a fry image through the image acquisition device and determines the injection position of the fry;
the injection device consists of an injection device frame, a transverse positioning device, an injection mechanism and a pressing mechanism; the control module is connected with the injection device frame; the transverse positioning device consists of a screw rod sliding table A, a screw rod sliding table B and a screw rod sliding table C, the screw rod sliding table C is connected with the screw rod sliding table A and the screw rod sliding table B, the screw rod sliding table A and the screw rod sliding table B are connected with the injection device frame, and the screw rod sliding table C is connected with the injection mechanism; the pressing mechanism is connected with the injection mechanism; the injection mechanism consists of a transverse positioning connecting plate, a continuous injector and an injection control device, wherein the transverse positioning connecting plate is connected with the screw rod sliding table C, and the injection control device is respectively connected with the continuous injector, the transverse positioning connecting plate and the pressing mechanism.
In the above technical solution, further, the image capturing device is composed of an industrial camera, an industrial camera mounting base, and a light shield, the light shield is disposed on the conveying device, the industrial camera mounting base is connected to the light shield, and the industrial camera is connected to the industrial camera mounting base.
Furthermore, the conveying device comprises a conveying device rack and a conveying belt arranged on the conveying device rack; the injection device frame is connected with the conveying device frame.
Furthermore, the detection device consists of a sensor bracket and a sensor arranged on the sensor bracket, the sensor bracket is arranged on the rack of the conveying device, and the detection device is arranged between the image acquisition device and the fish pushing device.
Furthermore, the sensor in the detection device adopts a photoelectric switch, a correlation laser switch or other non-contact sensors.
Furthermore, the fish pushing device consists of an air cylinder, a pushing block and a fish pushing device bracket, the fish pushing device bracket is arranged on the conveying device rack and is connected with the air cylinder, and the pushing block is connected with the air cylinder; the fish pushing device is used for pushing the fish body to the positioning release mechanism.
Furthermore, the positioning release mechanism consists of a rotary cylinder, a release rotary plate, a fish baffle A, a fish baffle B, a head positioning plate, a bottom plate and a rotary cylinder bracket; the rotary cylinder bracket is connected with the injection device rack and the rotary cylinder, the release rotary plate is connected with the rotary cylinder, the bottom plate is connected with the conveying device rack, and the fish blocking plate A, the fish blocking plate B and the head positioning plate are all connected with the bottom plate; the bottom plate is inclined, the fry pushed out by the fish pushing device automatically slides on the bottom plate under the action of gravity until the head of the fry leans against the head positioning plate, and the belly of the fry leans against the releasing rotating plate; the angle between the head positioning plate and the horizontal plane is larger than the friction angle between the fry and the bottom plate material, and is generally larger than 20 degrees for stainless steel materials.
Further, the transverse positioning device can also adopt pneumatic, hydraulic and other mechanical transmission modes.
Further, the sensor in the detection device can be a photoelectric switch, a correlation laser switch and other non-contact sensors.
Furthermore, the control module can be a PLC, a computer, an industrial personal computer, a single chip microcomputer and other control devices.
The utility model discloses in, the fry of putting into the device should pass through the anesthesia, makes it lose the mobility ability, and the head is towards conveyer belt direction of motion, belly towards injection apparatus installation side to the device water spray of contact fry. The injection mechanism can complete the operations of pressing, inserting needle, pushing liquid, pulling needle, sucking liquid, returning and the like. The needle used in the injection mechanism may be of the luer lock type or other needle with a locking mechanism.
The utility model also provides a method of automatic acquisition fry injection position, this method adopts a brand-new image processing method when handling the fry image that the image acquisition device was shot, can accurate prediction fry injection position. Compared with manual vaccine injection, the method has the advantages of high efficiency, high success rate, low cost and easy realization. The method is realized based on the automatic vaccine injection device for the fusiform fish, the method for acquiring the fry image and determining the injection position of the fry by the control module through the image acquisition device comprises the following steps:
s1, when the fry reaches the position right below the industrial camera of the image acquisition device, the control module controls the industrial camera to automatically acquire an image of the fry, and the fry is ensured to be completely in the image range;
s2, correcting distortion effect brought by the lens of the industrial camera by using a distortion correction algorithm, and enabling the ratio of the fry in the image to be consistent with that in reality or enabling the error to be within 1-3 pixel points;
s3, extracting the region of interest, removing the interference of the region except the conveyor belt, and only keeping the region range of the conveyor belt;
s4, graying, namely uniformly converting the acquired multi-channel color image into a single-channel grayscale image by utilizing a graying algorithm; if shooting is carried out in a gray mode, the step can be omitted;
s5, threshold segmentation, namely performing threshold segmentation on the grayed image to distinguish the fry from the background;
s6, performing morphological operation, removing noise in the image by using a morphological algorithm, and closing the broken outline boundary;
s7, extracting an edge contour, namely extracting a closed contour boundary by using an edge detection algorithm, and taking a contour line with the largest area in the obtained contour as an outer contour line of the fry;
s8, calculating a minimum external rectangle, and calculating the minimum external rectangle according to the extracted outer contour line of the fry;
s9, calculating the length and width of the fry, calculating the side length of the rectangle according to the point coordinates of four corners of the minimum circumscribed rectangle, and taking the length of the long side as the length of the fish and the length of the short side as the width of the fish;
s10, calculating the actual length and width of the fry according to the ratio of the length of the pixel points to the actual size;
s11, by measuring the external dimensions and injection positions of different fish species, establishing a mathematical model between the external dimensions and the injection positions of the fry in advance, and determining the vaccine injection positions of the fry according to the injection position model of the fry;
s12, judging the head and tail positions of the fry according to the image segmented by the threshold and the obtained minimum circumscribed rectangle, and calculating the ratio of the pixel points represented by the fish body on a section of length of two ends of the minimum circumscribed rectangle to the total pixel point number of the area in the length direction of the fry. The end with high density of pixel points represented by the fish body is the head of the fry, the end with low density of pixel points is the fish tail, and whether the fish head faces forwards or the fish tail faces forwards is determined;
and S13, outputting the vaccine injection position and fish head orientation of the fry.
The utility model discloses the working process of device is as follows:
the fry forming head faces the moving direction of the conveyor belt manually or through an automatic fry turning device and a side turning mechanism, the sequence of the belly facing the installation side of the injection device is placed on the conveyor belt, the image acquisition device acquires a fry image, and the injection point position and the fish head orientation of the vaccine are obtained through calculation of the control module. If the fish head faces the front, after the injection point position of the vaccine is obtained, the control module controls the screw rod motor of the transverse positioning device to move, so that the needle head of the injection mechanism is positioned above the position to be injected. When the device to be detected detects that the fry to be injected arrives, delaying for a period of time, and controlling the cylinder action of the fish pushing device by the control module to enable the pushing block to push the fry into the positioning release mechanism. The fry slides up and down on the positioning release mechanism until the head part leans against the head positioning plate and the belly part leans against the release rotating plate. The compressing mechanism is compressed on the side surface of the fry under the action of the injection control device, and the continuous injector completes the operations of inserting needle, pushing liquid, pulling needle and sucking liquid, thereby completing vaccine injection. The injection control device controls the pressing mechanism to loosen the fry. The release rotating plate rotates under the action of the rotating cylinder, and the fry slides along the opened gap, so that the vaccine injection of the fry is completed.
Compared with the background art, the utility model discloses the beneficial effect who has is:
the utility model discloses can realize the bacterin injection of fusiform fish. The utility model discloses utilize machine vision to acquire fry morphological parameter, carry out the bacterin injection to the fry behind prediction fry injection position, designed the automatic injection device of bacterin to fusiformis fish that degree of automation is high, injection efficiency is high, the success rate is high, easy to maintain, can effectively reduce the manual work load of giving fish injection bacterin, the protection operation workman avoids the injury of syringe needle.
Drawings
FIG. 1 is a structural view of an automatic vaccine injection apparatus for fusiform fishes;
FIG. 2 is a block diagram of the injection mechanism;
FIG. 3 is a view of the lateral positioning mechanism;
FIG. 4 is a view of the positioning release mechanism;
fig. 5 is a method of automatically determining an injection position of a fry;
in the figure: 1. a control module, 2, an injection device, 3, an image acquisition device, 4, a conveying device, 5, a detection device, 6, a fish pushing device, 7, a positioning and releasing mechanism, 201, an injection device frame, 202, a transverse positioning device, 203, an injection mechanism, 204, a pressing mechanism, 301, an industrial camera, 302, an industrial camera mounting seat, 303, a light shield, 401, a conveying belt, 402, a conveying device frame, 501, a sensor support, 502, the device comprises a sensor 601, an air cylinder 602, a push block 603, a fish pushing device bracket 701, a rotary air cylinder 702, a releasing rotary plate 703, a fish blocking plate 2, 704, a fish blocking plate 1, 705, a head positioning plate 706, a bottom plate 707, a rotary air cylinder bracket 20201, a screw rod sliding table A, 20202, a screw rod sliding table B, 20203, a screw rod sliding table C, 20301, a transverse positioning connecting plate 20302, a continuous injector 20303 and an injection control device.
Detailed Description
An automatic vaccine injection device for fusiform fish comprises a control module 1, an injection device 2, an image acquisition device 3, a conveying device 4, a detection device 5, a fish pushing device 6 and a positioning release mechanism 7; the control module 1 is connected with the injection device 2 and the image acquisition device 3; the image acquisition device 3 is arranged on the conveying device 4; the detection device 5 is connected with the conveying device 4; the fish pushing device 6 is connected with the conveying device 4 and is positioned at one side of the conveying device 4; the injection device 2 is connected with the conveying device 4 and is positioned at the opposite side of the fish pushing device 6; the control module 1 acquires a fry image through the image acquisition device 3 and determines the injection position of the fry.
The injection device 2 is composed of an injection device frame 201, a transverse positioning device 202, an injection mechanism 203 and a pressing mechanism 204. The transverse positioning device 202 consists of a screw rod sliding table A20201, a screw rod sliding table B20202 and a screw rod sliding table C20203, the screw rod sliding table C20203 is connected with the screw rod sliding table A20201 and the screw rod sliding table B20202, the screw rod sliding table A20201 and the screw rod sliding table B20202 are connected with the injection device rack 201, and the screw rod sliding table C20203 is connected with the injection mechanism 203; the pressing mechanism 204 is connected with the injection mechanism 203; the injection mechanism 203 is composed of a transverse positioning connecting plate 20301, a continuous injector 20302 and an injection control device 20303, the transverse positioning connecting plate 20301 is connected with a screw rod sliding table C20203, and the injection control device 20303 is respectively connected with the continuous injector 20302, the transverse positioning connecting plate 20301 and a pressing mechanism 204.
The image acquisition device 3 comprises an industrial camera 301, an industrial camera mounting base 302 and a light shield 303, wherein the light shield 303 is arranged on the conveying device 4, the industrial camera mounting base 302 is connected with the light shield 303, and the industrial camera 301 is connected with the industrial camera mounting base 302.
The conveying device 4 comprises a conveying device rack 402 and a conveying belt 401 arranged on the conveying device rack 402; the injection unit housing 201 is connected to a conveyor housing 402.
The detection device 5 consists of a sensor bracket 501 and a sensor 502 arranged on the sensor bracket 501, the sensor bracket 502 is arranged on the transmission device frame 402, and the detection device 5 is arranged between the image acquisition device 3 and the fish pushing device 6.
The fish pushing device 6 comprises an air cylinder 601, a pushing block 602 and a fish pushing device bracket 603, the fish pushing device bracket 603 is arranged on the conveying device rack 402, the fish pushing device bracket 603 is connected with the air cylinder 601, and the pushing block 602 is connected with the air cylinder 601; the fish pushing device 6 is used for pushing the fish body to the positioning and releasing mechanism 7.
The positioning release mechanism 7 consists of a rotary cylinder 701, a release rotary plate 702, a fish baffle A703, a fish baffle B704, a head positioning plate 705, a bottom plate 706 and a rotary cylinder bracket 707; the rotary cylinder bracket 707 is connected with the injection device frame 201 and the rotary cylinder 701, the releasing rotary plate 702 is connected with the rotary cylinder 701, the bottom plate 706 is connected with the conveying device frame 402, and the fish blocking plate A703, the fish blocking plate B704 and the head positioning plate 705 are all connected with the bottom plate 706; the bottom plate 706 is inclined, and the fry pushed by the fish pushing device 6 automatically slides on the bottom plate 706 under the action of gravity until the head abuts against the head positioning plate 705 and the belly abuts against the releasing rotating plate 702. The fish body completes automatic injection at the position of the positioning release mechanism 7.
The control module 1 is connected with the injection device frame 201; the image acquisition device 3 is arranged on the conveying device 4 and is connected with the conveying device rack 402; the injection device 2 is connected to the conveyor housing 402 on the opposite side of the fish pushing device 6.
The lateral positioning device 202 may also be pneumatically, hydraulically, and other mechanical drives. The injection mechanism 203 should be able to perform the operations of pressing, inserting needle, pushing liquid, pulling needle, sucking liquid, returning, etc. The needle used may be of the luer lock type or other needle with a locking mechanism. The sensor in the detection device 5 can be a photoelectric switch, a correlation laser switch and other non-contact sensors. The control module 1 can be a PLC, a computer, an industrial personal computer, a singlechip and other control devices. The angle of the head positioning plate 705 to the horizontal plane should be larger than the friction angle between the fry and the bottom plate material, typically more than 20 degrees for stainless steel materials.
The utility model provides a control module passes through image acquisition device and acquires fry image to confirm the method of the injection position of fry, including following step:
s1, when the fry reaches the position right below the industrial camera of the image acquisition device, the control module controls the industrial camera to automatically acquire an image of the fry, and the fry is ensured to be completely in the image range;
s2, correcting distortion effect caused by the lens of the industrial camera by using a distortion correction algorithm to enable the ratio of the fry in the image to the fry in reality to be consistent or enable the error to be within 1-3 pixel points
S3, extracting the region of interest, removing the interference of the region except the conveyor belt, and only keeping the region range of the conveyor belt;
s4, graying, namely uniformly converting the acquired multi-channel color image into a single-channel gray image by using a proper graying algorithm (a weighted average method is adopted in the embodiment of the utility model); if shooting is carried out in a gray mode, the step can be omitted;
s5, threshold segmentation, namely performing threshold segmentation on the grayed image to distinguish the fry from the background;
s6, performing morphological operation, removing noise in the image by using a morphological algorithm, and closing the broken outline boundary;
s7, extracting an edge contour, namely extracting a closed contour boundary by using an edge detection algorithm, and taking a contour line with the largest area in the obtained contour as an outer contour line of the fry;
s8, calculating a minimum external rectangle, and calculating the minimum external rectangle according to the extracted outer contour line of the fry;
s9, calculating the length and width of the fry, calculating the side length of the rectangle according to the point coordinates of four corners of the minimum circumscribed rectangle, and taking the length of the long side as the length of the fish and the length of the short side as the width of the fish;
s10, calculating the actual length and width of the fry according to the ratio of the length of the pixel points to the actual size;
s11, by measuring the external dimensions and injection positions of different fish species, establishing a mathematical model between the external dimensions and the injection positions of the fry in advance, and determining the vaccine injection positions of the fry according to the injection position model of the fry; the establishing method of the fry injection position model comprises the steps of manually measuring the overall dimension and the injection position of fries, establishing a relation model between the overall dimension and the injection position through modeling, and determining the model before the machine works;
and S12, judging the head and tail positions of the fry according to the image segmented by the threshold value and the obtained minimum circumscribed rectangle. And in the length direction of the fry, calculating the ratio of the pixel points represented by the fish body on a section of length at two ends of the minimum circumscribed rectangle to the total pixel point number of the area. The end with high density of pixel points represented by the fish body is the head of the fry, the end with low density of pixel points is the fish tail, and whether the fish head faces forwards or the fish tail faces forwards is determined;
and S13, outputting the vaccine injection position and fish head orientation of the fry.
The fry placed in the device should be anaesthetized to lose mobility and spray water to the device contacting the fry. The sequence that the fry forming head faces to the moving direction of the conveyor belt and the belly faces to the installation side of the injection device 2 is placed on the conveyor belt 401 manually or through a fry automatic turning device (for example, a device with the application number of 202010067100.1) and a side-turning mechanism (for example, a guide mechanism 2 with the application number of 201710198970.0), the image acquisition device 3 acquires a fry image, and the position of the injection point of the vaccine is obtained through calculation of the control module 1. After the injection point position of the vaccine is obtained, the control module 1 controls the screw rod motor of the transverse positioning device 202 to move, so that the needle head of the injection mechanism 203 is positioned above the position to be injected. When the device 5 to be detected detects that the fry to be injected arrives, the control module 1 controls the cylinder of the fish pushing device 6 to act, so that the pushing block 602 pushes the arrived fry to enter the positioning release mechanism 7. The fry is slid down from the positioning and releasing mechanism 7 until the head abuts against the head positioning plate 705 and the belly abuts against the releasing rotating plate 702. The pressing mechanism 204 is pressed against the side of the fry under the action of the injection control device 20303, and the continuous injector 20302 completes the operations of needle insertion, liquid pushing, needle pulling and liquid suction, thereby completing the vaccine injection. The injection control device 20303 controls the pressing mechanism 204 to release the fry. The releasing rotating plate 702 rotates under the action of the rotating cylinder 701, and the fry slides along the opened gap, so that the vaccine injection of the fry is completed.
Claims (9)
1. An automatic vaccine injection device for fusiform fish is characterized by comprising a control module, an injection device, an image acquisition device, a conveying device, a detection device, a fish pushing device and a positioning release mechanism; the control module is connected with the injection device and the image acquisition device; the image acquisition device is arranged on the conveying device; the detection device is connected with the conveying device; the fish pushing device is connected with the conveying device and is positioned on one side of the conveying device; the injection device is connected with the conveying device and is positioned at the opposite side of the fish pushing device; the control module acquires a fry image through the image acquisition device and determines the injection position of the fry;
the injection device consists of an injection device frame, a transverse positioning device, an injection mechanism and a pressing mechanism; the control module is connected with the injection device frame; the transverse positioning device consists of a screw rod sliding table A, a screw rod sliding table B and a screw rod sliding table C, the screw rod sliding table C is connected with the screw rod sliding table A and the screw rod sliding table B, the screw rod sliding table A and the screw rod sliding table B are connected with the injection device frame, and the screw rod sliding table C is connected with the injection mechanism; the pressing mechanism is connected with the injection mechanism; the injection mechanism consists of a transverse positioning connecting plate, a continuous injector and an injection control device, wherein the transverse positioning connecting plate is connected with the screw rod sliding table C, and the injection control device is respectively connected with the continuous injector, the transverse positioning connecting plate and the pressing mechanism.
2. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the image capturing device comprises an industrial camera, an industrial camera mounting seat and a light shield, the light shield is arranged on the conveying device, the industrial camera mounting seat is connected with the light shield, and the industrial camera is connected with the industrial camera mounting seat.
3. The automatic vaccine injection device for fusiform fish according to claim 1, wherein said conveyor comprises a conveyor frame and a conveyor belt arranged on the conveyor frame; the injection device frame is connected with the conveying device frame.
4. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the detection device comprises a sensor holder and a sensor arranged on the sensor holder, the sensor holder is arranged on the conveyor frame, and the detection device is arranged between the image acquisition device and the fish pushing device.
5. The automatic vaccine injection device for fusiform fish according to claim 4, wherein the sensor in the detection device is a photoelectric switch or a correlation laser switch sensor.
6. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the fish pushing device comprises a cylinder, a pushing block and a fish pushing device bracket, the fish pushing device bracket is arranged on the conveying device frame, the fish pushing device bracket is connected with the cylinder, and the pushing block is connected with the cylinder; the fish pushing device is used for pushing the fish body to the positioning release mechanism.
7. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the positioning and releasing mechanism comprises a rotary cylinder, a releasing rotary plate, a fish blocking plate A, a fish blocking plate B, a head positioning plate, a bottom plate and a rotary cylinder bracket; the rotary cylinder bracket is connected with the injection device rack and the rotary cylinder, the release rotary plate is connected with the rotary cylinder, the bottom plate is connected with the conveying device rack, and the fish blocking plate A, the fish blocking plate B and the head positioning plate are all connected with the bottom plate; the bottom plate is inclined, the fry pushed out by the fish pushing device automatically slides down on the bottom plate under the action of gravity until the head of the fry leans against the head positioning plate, and the belly of the fry leans against the releasing rotating plate; the angle between the head positioning plate and the horizontal plane is larger than the friction angle between the fry and the bottom plate material.
8. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the lateral positioning device is driven by pneumatic or hydraulic power.
9. The automatic vaccine injection device for fusiform fish according to claim 1, wherein the control module is a PLC, a computer, an industrial personal computer or a single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490572.3U CN212522076U (en) | 2020-04-07 | 2020-04-07 | Automatic vaccine injection device for fusiform fish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490572.3U CN212522076U (en) | 2020-04-07 | 2020-04-07 | Automatic vaccine injection device for fusiform fish |
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| Publication Number | Publication Date |
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| CN212522076U true CN212522076U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020490572.3U Withdrawn - After Issue CN212522076U (en) | 2020-04-07 | 2020-04-07 | Automatic vaccine injection device for fusiform fish |
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| Country | Link |
|---|---|
| CN (1) | CN212522076U (en) |
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2020
- 2020-04-07 CN CN202020490572.3U patent/CN212522076U/en not_active Withdrawn - After Issue
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