CN212813594U

CN212813594U - Automatic vaccine injection machine for fusiform fish

Info

Publication number: CN212813594U
Application number: CN202021431113.4U
Authority: CN
Inventors: 李建平; 严超; 李聪聪; 陈骏炀; 陈震雷; 吴康; 叶章颖; 朱松明
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-30
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an automatic vaccine injection machine for fusiform fish, which comprises a frame, a guide mechanism, a clamping mechanism, an injection mechanism and a control module. The inlet end of the guide mechanism is arranged on the rack, the outlet end of the guide mechanism is connected with the inlet end of the clamping mechanism, and the outlet end of the guide mechanism is provided with a photoelectric sensor for detecting a fry signal; the injection mechanism and the clamping mechanism are both arranged on the frame in parallel, the injection mechanism comprises a syringe needle, the clamping mechanism is provided with a slit, and the syringe needle is aligned with the slit on the clamping mechanism. The utility model discloses can realize direction, centre gripping and bacterin injection to the fusiform fry of equidimension not, different grade type, have advantages such as degree of automation height, adaptability are wide, the injection success rate is high, the good reliability, can effectively improve the automatic inoculation efficiency of fry. The utility model discloses can realize the bacterin automatic injection of the fry of similar spindle size such as grass carp, silver carp, salmon, weever.

Description

Automatic vaccine injection machine for fusiform fish

Technical Field

The utility model relates to a fish culture device, concretely relates to vaccine automatic injection machine to fusiform fish.

Background

With the increasing emphasis on food safety, the technical requirements of China on aquaculture and fish disease prevention are continuously improved, and the fish injection inoculation is an effective means for preventing the fish disease. At present, fish injection inoculation in China is mainly performed manually, time and labor are wasted, and inoculation efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vaccine automatic injection machine to fusiform fish realizes the automatic inoculation of fry through automatic centre gripping and the automatic injection to fusiform fry, effectively improves fry inoculation efficiency.

The utility model adopts the technical proposal that:

an automatic vaccine injection machine for fusiform fishes comprises a machine frame, a guide mechanism, a clamping mechanism, an injection mechanism and a control module; the inlet end of the guide mechanism is arranged on the rack, the outlet end of the guide mechanism is connected with the inlet end of the clamping mechanism, and the outlet end of the guide mechanism is provided with a photoelectric sensor for detecting a fry signal; the injection mechanism and the clamping mechanism are both arranged on the frame in parallel; the injection mechanism comprises a syringe needle, the clamping mechanism is provided with a slit, and the syringe needle is aligned with the slit on the clamping mechanism; the control module is used for controlling the clamping mechanism to clamp the fry and controlling the injection mechanism to inject the fry.

In the above technical scheme, further, the frame include support, collection fish groove, put groove and suspension. The fish collecting groove is box-shaped, a notch is formed in one side edge of the fish collecting groove, and the fish collecting groove is installed on the support and used for temporarily storing fish fries; the release groove is arranged on the lower side of the rack and is positioned below the clamping mechanism; the suspension frame is arranged on the upper side of the frame and used for placing the control module and suspending the vaccine liquid medicine.

Furthermore, the guide mechanism comprises a track A, a top plate, a guide plate, a photoelectric sensor and a mounting plate, wherein the top plate is mounted above the track A, a notch is formed in the top plate, the guide plate is arranged in the track A, one end of the guide plate, which is positioned at the inlet end of the track A, is fixed, one end of the guide plate, which is positioned at the outlet end of the track A, can slide along the notch in the top plate and can be connected and fixed through a bolt, and the guide plate can be used for adjusting the size of; a small hole for passing the fry is formed in the outlet of the track A, and the photoelectric sensor is a correlation photoelectric sensor and is arranged at the outlet of the track A and used for detecting whether fish passes through the photoelectric sensor; the track A outlet end is connected with the clamping mechanism through the mounting plate, the mounting plate is provided with a notch, and the guide mechanism can rotate to a proper angle along the notch and can be fixedly connected through bolts.

Further, the clamping mechanism comprises a shell, an execution component and an adjusting component:

the executing component is arranged in the shell, and the shell is provided with a slit for injection and an inlet for fish to enter the device;

the executing component comprises a positioning shaft, an upper clamping plate, a lower clamping plate, an upper clamping plate mounting ring, a lower clamping plate mounting ring, an upper clamping plate control cylinder, a lower clamping plate control cylinder, a clamping control cylinder, a front support 1 and a front support 2; the positioning shaft is in threaded connection with the shell through a through hole formed in the shell, the upper clamping plate mounting ring and the lower clamping plate mounting ring are both sleeved on the positioning shaft and can rotate around the shaft, and the upper clamping plate and the lower clamping plate are respectively fixed on the upper clamping plate mounting ring and the lower clamping plate mounting ring through welding connection; the control module controls the linear motion of the upper clamping plate control cylinder, the lower clamping plate control cylinder and the clamping control cylinder to drive the upper clamping plate and the lower clamping plate to rotate relatively to clamp and release the fry; the upper clamping plate is connected with a piston rod of an upper clamping plate control cylinder through a front support 1; the lower clamping plate is connected with a piston rod of a lower clamping plate control cylinder through a front support 2; the mounting end of the clamping control cylinder is fixed at the positioning shaft, and the piston rod of the clamping control cylinder is rigidly connected with the mounting ends of the upper clamping plate control cylinder and the lower clamping plate control cylinder; the control module is used for controlling the clamping control cylinder to move, and the clamping control cylinder drives the upper clamping plate and the lower clamping plate to rotate through the upper clamping plate control cylinder and the lower clamping plate control cylinder so as to clamp the fish;

the adjusting component is used for adjusting the position of the executing component.

Furthermore, the shell comprises a front support, a rear support, a left shell, a right shell, a side baffle, an upper shell, a fish head baffle and a fish placing plate; the front support and the rear support are arranged on the rack, the left shell and the right shell are connected and arranged on the front support and the rear support through bolts, the inlet is arranged on the left shell, the photoelectric sensor is arranged above the inlet, an opening is also arranged on the right shell at a position opposite to the inlet, a fish head baffle is arranged at the opening, and a sponge is further padded on the fish head baffle; the lower end of the side baffle is superposed with the front end of the lower clamping plate; the slit is arranged on the side baffle, and the upper shell is arranged above the side baffle; the outlet end of the track A is connected with the inlet of the left shell; the fish placing plate is fixedly connected with the rear support and used for catching fish falling from the clamping mechanism.

Furthermore, a right shell mounting plate is further arranged on the outer side of the right shell, and a hollow stud 2 and a hollow stud 1 are arranged on the right shell mounting plate; the fish head baffle is arranged between the right shell and the right shell mounting plate through a connecting column 2 and a connecting column 1; one end of the connecting column 2 and one end of the connecting column 1 are fixedly connected with the fish head baffle, and the other end of the connecting column 2 and the other end of the connecting column 1 penetrate through the hollow stud 2 and the hollow stud 1; a spring is arranged between the fish head baffle and the right shell mounting plate and used for buffering and adjusting the position of fish falling on the lower clamping plate, the spring is wound on the connecting column 1, and the two ends of the spring are not restricted; the right shell mounting plate is also provided with a pneumatic finger for clamping the connecting column 2 to fix the fish head baffle.

Furthermore, the upper clamping plate is provided with an upper clamping plate ear plate, the lower clamping plate is provided with a lower clamping plate ear plate, and the upper clamping plate ear plate and the lower clamping plate ear plate are both provided with three threaded holes; the upper clamping plate is connected with the front support 1 through any threaded hole on the lug plate of the upper clamping plate, and the lower clamping plate is connected with the front support 2 through any threaded hole on the lug plate of the lower clamping plate; through adjusting the screw hole that the upper plate otic placode is connected with the fore-stock 1 and the screw hole that the lower plate otic placode is connected with the fore-stock 2, can realize centre gripping clearance and angle between upper plate and the lower plate according to the kind and the size adjustment of fish.

Furthermore, the adjusting part comprises a handle 1A, a screw rod 1A, a handle 2A, a screw rod 2A, a rack fixing piece and clamping mechanism fixing pieces 1 and 2; the handle 1A is welded on the screw rod 1A, the screw rod 1A passes through a rack fixing piece with a threaded hole and a clamping mechanism fixing piece 1, wherein the rack fixing piece is rigidly connected on the rack, and the clamping mechanism fixing piece 1 is rigidly connected on a piston rod of a clamping control cylinder of the execution part; the handle 2A is welded on the screw rod 2A, the screw rod 2A passes through the clamping mechanism fixing plate 2 with a threaded hole, and the clamping mechanism fixing plate 2 is rigidly connected to a piston rod of a clamping control cylinder of the execution part. The adjusting handle 1A can ensure that an angular bisector of an angle formed after the upper clamping plate and the lower clamping plate are clamped is aligned with a slit of the side baffle, and the adjusting handle 2A can limit the stroke of the clamping control cylinder.

The method for adjusting the position of the execution component by the adjusting component specifically comprises the following steps:

the handle 1A is rotated, so that the rigid connecting ends of the upper clamping plate control cylinder, the lower clamping plate control cylinder and the clamping control cylinder can move together along the vertical direction of the screw rod 1A, and the whole body is adjusted in the circumferential direction by taking the positioning shaft as the circle center, so that the angular bisector of an angle formed after the upper clamping plate and the lower clamping plate are clamped is aligned with the slit of the side baffle; the screw rod 2A can be driven by the rotating handle 2A to drive the upper clamping plate control cylinder, the lower clamping plate control cylinder and the clamping control cylinder to move integrally in the motion direction parallel to the piston rod of the clamping control cylinder, so that the maximum stroke of the piston rod of the clamping control cylinder is limited.

The working principle of the clamping mechanism is as follows:

in the initial state, the lower clamping plate controls the air cylinder to be in the extending state, and the front end of the lower clamping plate is superposed with the lower end of the side baffle. Putting the fry in the fish collecting groove into a guide mechanism, and when the fry reaches an inlet of the left shell through an outlet of the track A and enters a clamping mechanism, detecting a signal by a photoelectric sensor arranged above the inlet, and controlling the clamping control cylinder to move by a control module; the clamping control cylinder drives the upper clamping plate and the lower clamping plate to rotate through the upper clamping plate control cylinder and the lower clamping plate control cylinder, and clamping of the fry is achieved. After the clamping mechanism clamps the fry, the injection mechanism can inject vaccine into the fry through the slit on the side baffle; after the injection is finished, the clamping control cylinder drives the upper clamping plate and the lower clamping plate to rotate, the fry is loosened, and the fry slides out of the clamping mechanism along the fish placing plate; then the lower plate control cylinder retracts to drive the lower plate to rotate downwards for a certain angle, the fry drops from a gap between the front end of the lower plate and the lower end of the side baffle, the clamping control cylinder extends out again to return to the initial position, and the fry clamping and injecting process is completed. The process may be controlled by a control module.

Further, the injection mechanism comprises a handle 1B, a screw rod 1B, a base, an injection adjusting part and an injection executing part; the handle 1B is welded on the screw rod 1B, the screw rod 1B is connected with the base through threads, and the base can move along the direction of the screw rod 1B by rotating the handle 1B; the injection adjusting part is arranged on the base, and the injection executing part is arranged on the injection adjusting part.

Furthermore, the injection adjusting component comprises a track B, a handle 2B, a screw rod 2B, a sliding plate, a cover plate, an injection cylinder fastening block, a hand-screwed nut, a small screw rod, a fastening nut and a fastening block mounting plate; the sliding plate and the cover plate are arranged in parallel and connected together through a bolt, and both the sliding plate and the cover plate are perpendicular to the track B; handle 2B welding on screw rod 2B, screw rod 2B pass through threaded connection perpendicularly and with the tight set nut through threaded connection with the slide, injection cylinder fastening block and little screw pass through welded connection, and hand screw nut and little screw pass through threaded connection, seted up two slotted holes on the fastening block mounting panel, supply injection cylinder fastening block and little screw to pass respectively. The slide plate can be moved in the direction of the track B along with the screw 2B by rotating the handle 2B.

Furthermore, the injection execution part can move along the direction of the screw rod 1B by adjusting the handle 1B, so that the fishes with different lengths can be conveniently injected; the adjustment handle 2B allows the injection actuator to move in the direction of the screw 2B to ensure that the needle reaches the desired depth.

Furthermore, the injection execution part comprises an injection cylinder, an injector bracket, an injector, an infusion cylinder, a cylinder connecting sleeve, a locking sleeve, a guide sleeve, a spring head sleeve and a spring A; the injection cylinder is vertically arranged on the sliding plate; the injector is arranged in the guide sleeve, and the guide sleeve is vertical to the sliding plate, so that the injector can only slide along the direction vertical to the sliding plate; the guide sleeve is provided with a plurality of notches; the infusion cylinder is connected with the injector through the cylinder connecting sleeve, the injector is fixed together with the locking sleeve and the injector support through the notch on the guide sleeve, and the locking sleeve is used for firmly connecting the cylinder connecting sleeve, the injector and the injector support, so that the injector moves along with the infusion cylinder; the spring head is sleeved at the needle head of the injector and is connected with the injector through a spring A. When the spring head cover touches a fish, the spring A is compressed to retreat so that the needle head is exposed out of a certain position, the needle head punctures fish scales, but the fish scales are adhered to the needle head of the injector; after the spring head cover stops contacting with the fish, the spring head cover can be restored to the original position under the action of the spring A, and the injection descaling process is completed.

Furthermore, a piston rod of the injection cylinder is fixedly connected with an injection cylinder push needle, and the other end of the injection cylinder push needle is fixedly connected with the injector bracket; a push rod parallel to the push needle of the injection cylinder is arranged between the injection cylinder and the injector bracket, one end of the push rod is inserted into the injection cylinder through clearance fit, and the push rod is fixedly connected with the injector bracket; the other end of the injection cylinder is connected with a bolt through threads, and the bolt can be screwed in or out of the injection cylinder and is used for limiting the depth of the push rod inserted into the injection cylinder, so that the injection stroke can be increased or reduced. When the injection cylinder is pushed forwards, the nut and the hand-screwed nut are screwed tightly, so that the whole injection cylinder is fixed; when the injection cylinder is in the stroke adjusting process, the nut and the hand-screwed nut are unscrewed, and the position of the whole injection cylinder can be adjusted along the axial direction of the screw rod 2B, so that the purpose of adjusting the injection position is achieved.

The fixed connection can adopt threaded connection as required, and is convenient to detach and connect. The injection cylinder push needle is in threaded connection with the injector support, the injection cylinder push needle is provided with external threads, and the injector support is provided with a threaded hole. The push needle of the injection cylinder is connected with the injector bracket in a threaded connection mode through a threaded hole formed in the injector bracket. The push rod can be connected with the injector bracket in a welding mode.

The working process of the injection mechanism is as follows:

before work, the position of the injection execution part is adjusted by rotating the handle 1B according to the position of a pin, and the injection execution part moves to a proper position along the direction of the screw rod 1B; rotating the handle 2B to move the slide plate along the direction of the screw 2B, so that the injection execution part moves to a proper position along the direction of the screw 2B; by rotating the bolt, the stroke of the injection cylinder can be increased or reduced, and the depth of the contact pin is ensured.

When the needle inserting device works, the injection cylinder drives the injector to move to complete needle inserting action; then the transfusion cylinder drives the injector to move to complete the injection action; and after the injection is finished, the injection cylinder and the infusion cylinder return to the initial positions, so that the automatic fish vaccine injection machine finishes the whole process of one-time automatic fish injection.

The method for adjusting the stroke of the injection cylinder before working specifically comprises the following steps:

through adjusting bolt, can change the length that the push rod got into injection cylinder, can increase or reduce the injection stroke. Because the injector bracket, the injector cylinder push needle and the push rod are all rigidly connected with the cylinder piston rod in the injection process, when the cylinder piston rod moves, the injector bracket, the injector cylinder push needle and the injector push rod can also rigidly move together. When injection is started, the injector push rod moves along with the cylinder piston rod and is gradually inserted into the straight hole in the injection cylinder, and if the end of the injector push rod moves to the position where the injector push rod collides with the bolt and stops moving, the injection cylinder, the injector support, the injector and the injector cylinder push needle also stop moving at the same time. When the screwing depth of the bolt into the injection cylinder is increased, the maximum depth of the push rod capable of being inserted into the injection cylinder is reduced, and the injection stroke of the injection cylinder is reduced; conversely, the injection stroke is increased.

Compared with the background art, the utility model discloses the beneficial effect who has is:

the utility model discloses can carry out automatic centre gripping and automatic injection to fusiformis fry, degree of automation is high, the injection success rate is high, adaptability is wide, the good reliability, through adjusting before the work, can adapt to fusiformis fry of different varieties, equidimension not, effectively improves the automatic inoculation efficiency of fry. The utility model discloses can realize the bacterin automatic injection of the fry of similar spindle size such as grass carp, silver carp, salmon, weever.

Drawings

Figure 1 is an isometric view of an automatic injection machine of the present invention;

FIG. 2 is an isometric view of a frame;

FIG. 3 is a front view of the guide mechanism;

FIG. 4 is an isometric view of the clamping mechanism (with the housing removed);

FIG. 5 is an isometric view of the housing of the clamping mechanism;

FIG. 6 is an isometric view of an actuator member of the clamping mechanism;

FIG. 7 is a half-sectional view of an adjustment member of the clamping mechanism;

FIG. 8 is a front view of an actuator in the clamping mechanism;

FIG. 9 is an isometric view of the injection mechanism;

FIG. 10 is an isometric view of an injection adjustment member of the injection mechanism;

FIG. 11 is an isometric view of an injection actuation member of the injection mechanism;

FIG. 12 is a half-sectional view of an injection cylinder in the injection mechanism;

in the figure:

100. frame, 110, support, 120, fish collecting groove, 130, releasing groove, 140 and suspension frame

200. Guide mechanism 210, track A, 220, top plate 230, guide plate 240, photoelectric sensor 250 and mounting plate

300. Clamping mechanism 310, shell 311-1, front support 311-2, rear support 312, left shell 313, right shell 314, side baffle 315, upper shell 316-1, fish head baffle 316-2, right shell mounting plate 316-3, connecting column 2,316-4, spring 316-5, hollow stud 2, 316-6, pneumatic finger 316-7, hollow stud 1,316-8, connecting column 1, 317, fish placing plate 320, actuator 321, positioning shaft 322, upper clamping plate 322, 322-1, upper clamping plate ear plate 323, lower clamping plate 323, 323-1, lower clamping plate ear plate 324, upper clamping plate mounting ring 325, lower clamping plate mounting ring 326, upper clamping plate control cylinder 327, lower clamping plate control cylinder 328, clamping control cylinder 329-1, front support 1, 329-2, front support 329-1, and right shell, Front support 2, 330, adjusting part 331, handle 1A, 332, screw 1A, 333, handle 2A, 334, screw 2A, 335, frame fixing piece 336-1, clamping mechanism fixing piece 1, 336-2, clamping mechanism fixing piece 2.

400. An injection mechanism 410, handles 1B, 420, screws 1B, 430 and a base; 440. injection adjusting part, 441, track B, 442, handle 2B,443, screw 2B,444, sliding plate, 445, cover plate, 446, injection cylinder fastening block, 446-1, hand nut, 446-2, small screw, 447, fastening nut, 448, fastening block mounting plate, 450, injection executing part, 451, injection cylinder, 451-1, injection cylinder push needle, 451-2 bolt, 451-3, push rod, 452, injector bracket, 453, injector, 454, infusion cylinder, 455, cylinder connecting sleeve, 456, locking sleeve, 457, guide sleeve, 458, spring head cover, 459, spring A.

500. And a control module.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1, comprises a frame 100, a guide mechanism 200, a clamping mechanism 300, an injection mechanism 400 and a control module 500; the inlet end of the guide mechanism 200 is arranged on the frame 100, the outlet end of the guide mechanism 200 is connected with the inlet end of the clamping mechanism 300, and the outlet end of the guide mechanism 200 is provided with a photoelectric sensor 240 for detecting fry signals; the injection mechanism 400 and the clamping mechanism 300 are arranged on the rack 100 in parallel; the injection mechanism 400 comprises a syringe needle, the holding mechanism 300 is provided with a slit, and the syringe needle is aligned with the slit on the holding mechanism 300; the control module 500 is used for controlling the clamping mechanism 300 to clamp the fry and controlling the injection mechanism 400 to inject the fry. The control module can adopt a PLC system.

As shown in fig. 2, the rack 100 includes a support 110, a fish collecting trough 120, a releasing trough 130 and a suspension 140, wherein the fish collecting trough 120 is box-shaped and has a notch on one side edge, and is mounted on the support 110 for temporarily storing fish fries; the release groove 130 is arranged at the lower side of the frame 100 and is positioned below the clamping mechanism; the suspension 140 is installed at the upper side of the housing 100 for receiving the control module 500 and suspending the vaccine solution.

As shown in fig. 3, the guide mechanism 200 includes a track a 210, a top plate 220, a guide plate 230, a photoelectric sensor 240 and a mounting plate 250, the top plate 220 is mounted above the track a 210, and a notch is formed on the top plate 220, the guide plate 230 is disposed in the track a 210, and is fixed at one end of the inlet end of the track a 210, and one end of the outlet end of the track a 210 can slide along the notch on the top plate 220 and can be fixed by a bolt connection, so as to adjust the size of the outlet of the track a 210; a small hole for passing the fry is formed at the outlet of the track A210, and the photoelectric sensor 240 is a correlation photoelectric sensor and is arranged at the outlet of the track A210 and used for detecting whether fish passes through; the outlet end of the track a 210 is connected to the clamping mechanism 300 through a mounting plate 250, the mounting plate 250 is provided with a notch, and the guide mechanism 200 can rotate to a proper angle along the notch and can be fixed through bolt connection.

As shown in fig. 4, the clamping mechanism 300 includes a housing 310, an actuating member 320, and an adjusting member 330. The actuator 320 is disposed in the housing 310, and the housing 310 is provided with a slit for injection and an entrance for fish to enter the device. Wherein:

1) as shown in FIG. 5, the housing 310 comprises a front support 311-1, a rear support 311-2, a left housing 312, a right housing 313, a side baffle 314, an upper housing 315, a fish head baffle 316-1 and a fish plate 317; the front support 311-1 and the rear support 311-2 are installed on the rack 100, the left shell 312 and the right shell 313 are installed on the front support 311-1 and the rear support 311-2 through bolts, the inlet is arranged on the left shell 312, a photoelectric sensor is arranged above the inlet, an opening is also arranged on the right shell 313 opposite to the inlet, a fish head baffle 316-1 is arranged at the opening, and a sponge is further padded on the fish head baffle 316-1; the lower end of the side baffle 314 is superposed with the front end of the lower clamping plate 323; the slit is arranged on the side baffle 314, and the upper shell 315 is arranged above the side baffle 314; the exit end of the track a 210 of the guide mechanism 200 is connected to the entrance of the left housing 312; the fish placing plate 318 is fixedly connected with the rear support 311-2;

a right shell mounting plate 316-2 is further arranged on the outer side of the right shell 313, and a hollow stud 2316-5 and a hollow stud 1316-7 are arranged on the right shell mounting plate 316-2; the fish head baffle 316-1 is arranged between the right shell 313 and the right shell mounting plate 316-2 through a connecting column 2316-3 and a connecting column 1316-8; one end of the connecting column 2316-3 and one end of the connecting column 1316-8 are fixedly connected with the fish head baffle 316-1, and the other end of the connecting column passes through the hollow stud 2316-5 and the hollow stud 1316-7; a spring 316-4 is also arranged between the fish head baffle 316-1 and the right shell mounting plate 316-2 and is used for buffering and adjusting the position of fish falling on the lower clamping plate 323, the spring 316-4 is wound on a connecting column 1316-8, and the two ends of the spring are not restricted; the right housing mounting plate 316-2 is further provided with a pneumatic finger 316-6 for clamping the connecting column 2316-3 to fix the fish head baffle 316-1.

2) As shown in fig. 6, the actuating member 320 includes a positioning shaft 321, an upper clamp plate 322, a lower clamp plate 323, an upper clamp plate mounting ring 324, a lower clamp plate mounting ring 325, an upper clamp plate control cylinder 326, a lower clamp plate control cylinder 327, a clamping control cylinder 328, a front bracket 1329-1 and a front bracket 2329-2; the positioning shaft 321 is in threaded connection with the housing 310 through a through hole formed in the housing 310, the upper clamp plate mounting ring 324 and the lower clamp plate mounting ring 325 are both sleeved on the positioning shaft 321 and can rotate around the shaft, and the upper clamp plate 322 and the lower clamp plate 323 are respectively fixed on the upper clamp plate mounting ring 324 and the lower clamp plate mounting ring 325 through welding connection; the control module 500 controls the linear motion of the upper clamping plate control cylinder 326, the lower clamping plate control cylinder 327 and the clamping control cylinder 328 to drive the upper clamping plate 322 and the lower clamping plate 323 to rotate relatively to clamp and release the fry; the upper clamping plate 322 is connected with the piston rod of the upper clamping plate control cylinder 326 through a front support 1329-1; the lower clamping plate 323 is connected with a piston rod of the lower clamping plate control cylinder 327 through a front support 2329-2; the mounting end of the clamping control cylinder 328 is fixed at the positioning shaft 321, and the piston rod of the clamping control cylinder 328 is rigidly connected with the mounting ends of the upper clamp plate control cylinder 326 and the lower clamp plate control cylinder 327; the movement of the control clamp control cylinder 328 is controlled by the control module 500.

The upper clamp control cylinder 326 may be replaced with a rigid hinge of the same length without affecting the use.

3) As shown in fig. 7, the adjusting unit 330 includes a handle 1a331, a screw 1a 332, a handle 2a 333, a screw 2a 334, a frame fixing plate 335, a clamping mechanism fixing plate 1336-1 and a clamping mechanism fixing plate 2336-2; the handle 1A331 is welded on the screw rod 1A 332, the screw rod 1A 332 passes through a rack fixing plate 335 with a threaded hole and a clamping mechanism fixing plate 1336-1, wherein the rack fixing plate 335 is rigidly connected on the rack 100, and the clamping mechanism fixing plate 1336-1 is rigidly connected on a piston rod of the clamping control cylinder 328 of the execution part 320; the handle 2A 333 is welded to the screw 2A 334, and the screw 2A 334 passes through a threaded clamp mechanism securing plate 2336-2, wherein the clamp mechanism securing plate 2336-2 is rigidly attached to the piston rod of the clamp control cylinder 328 of the actuator 320.

4) As shown in fig. 8, the upper clamp plate mounting ring 324 and the lower clamp plate mounting ring 325 are connected with the upper clamp plate 322 and the lower clamp plate 323 by welding, and the mounting gap and angle of the upper clamp plate 322 and the lower clamp plate 323 can be adjusted as required. The upper splint 322 is provided with an upper splint ear plate 322-1, the lower splint 323 is provided with a lower splint ear plate 323-1, and the upper splint ear plate 322-1 and the lower splint ear plate 323-1 are both provided with three threaded holes; the upper splint 322 is connected with the front support 1329-1 through any threaded hole on the upper splint ear plate 322-1, and the lower splint 323 is connected with the front support 2329-2 through any threaded hole on the lower splint ear plate 323-1. The clamping gap and angle between the upper splint 322 and the lower splint 323 can be adjusted according to the type and size of fish by adjusting the threaded hole connecting the upper splint ear plate 322-1 with the front support 1329-1 and the threaded hole connecting the lower splint ear plate 323-1 with the front support 2329-2.

As shown in fig. 9, the injection mechanism 400 includes a handle 1B 410, a screw 1B 420, a base 430, an injection adjusting part 440, and an injection executing part 450; the handle 1B 410 is welded on the screw rod 1B 420, the screw rod 1B 420 is in threaded connection with the base 430, and the base 430 can move along the direction of the screw rod 1B 420 by rotating the handle 1B 410, so that the fish with different lengths can be conveniently injected; the injection adjustment part 440 is mounted on the base 430, and the injection performing part 450 is mounted on the injection adjustment part 440. Wherein:

1) as shown in fig. 10, the injection adjustment member 440 includes a rail B441, a handle 2B 442, a screw 2B 443, a slide plate 444, a cover plate 445, an injection cylinder fastening block 446, a hand nut 446-1, a small screw 446-2, a fastening nut 447, and a fastening block mounting plate 448; the sliding plate 444 and the cover plate 445 are arranged in parallel and connected together through bolts, and both the sliding plate 444 and the cover plate are perpendicular to the track B441; the handle 2B 442 is welded on the screw rod 2B 443, the screw rod 2B 443 is vertically connected with the sliding plate 444 through threads and is connected with the fastening nut 447 through threads, the injection cylinder fastening block 446 is connected with the small screw rod 446-2 through welding, the hand-screwed nut 446-1 is connected with the small screw rod 446-2 through threads, and the fastening block mounting plate 448 is provided with two slotted holes for the injection cylinder fastening block 446 and the small screw rod 446-2 to pass through respectively.

2) As shown in fig. 11, the injection executing part 450 includes an injection cylinder 451, an injector support 452, an injector 453, an infusion cylinder 454, a cylinder connecting sleeve 455, a locking sleeve 456, a guiding sleeve 457, a spring head sleeve 458, and a spring a 459; the injection cylinder 451 is vertically arranged on the sliding plate 444; the injector 453 is arranged in a guide sleeve 457, and the guide sleeve 457 is perpendicular to the sliding plate 444, so that the injector 453 can only slide in the direction perpendicular to the sliding plate 444; a plurality of notches are formed in the guide sleeve 457; the transfusion cylinder 454 is connected with the injector 453 through a cylinder connecting sleeve 455, the injector 453 is fixed together through a notch on a guide sleeve 457, a locking sleeve 456 and the injector support 452, and the locking sleeve 456 is used for firmly connecting the cylinder connecting sleeve 455, the injector 453 and the injector support 452; thereby causing the syringe 453 to follow the infusion cylinder 454; the spring head sleeve 458 is arranged at the needle head of the injector 453 and is connected with the injector 453 through a spring A459; when the spring head sleeve 458 touches a fish, the spring A459 is compressed to retract so that the needle is exposed out of a certain position, the needle punctures fish scales and injects the fish, the needle is withdrawn after the injection is finished, but the fish scales are adhered to the needle of the injector 453; after the spring head sleeve 458 stops contacting with the fish, the spring head sleeve 458 can be restored to the original position due to the action of the spring A459, and the injection descaling process is completed.

3) As shown in fig. 12, a piston rod of the injection cylinder 451 is fixedly connected with an injection cylinder push pin 451-1, and the other end of the injection cylinder push pin 451-1 is fixedly connected with an injector bracket 452; a push rod 451-3 parallel to the push needle 451-1 of the injection cylinder is arranged between the injection cylinder 451 and the injector bracket 452, one end of the push rod 451-3 is inserted into the injection cylinder 451 through clearance fit, and the push rod 451-3 is fixedly connected with the injector bracket 452; the other end of the injection cylinder 451 is connected with a bolt 451-2 through threads, and the bolt can be screwed in or out of the injection cylinder 451 and is used for limiting the depth of the push rod 451-3 inserted into the injection cylinder 451;

the injection cylinder push needle 451-1 is in threaded connection with the injector support 452, the injection cylinder push needle 451-1 is provided with external threads, and the injector support 452 is provided with a threaded hole.

The working principle of the utility model is as follows:

before working, according to the type and average size of fish, as shown in fig. 3, the opening size and inclination degree of the outlet end of the guide mechanism 200 are ensured by adjusting the guide plate 230 and the mounting plate 250; as shown in fig. 7, the rotary handle 1a331 ensures that the center line of the clamping execution part is aligned with the slit of the side baffle, and the rotary handle 2a 333 limits the stroke of the clamping control cylinder 328 to control the opening size; as shown in fig. 8, the clamping gap and angle between the upper clamping plate 322 and the lower clamping plate 323 are adjusted and fixed to ensure that the stress of the fish is suitable; as shown in fig. 9, the rotary handles 1B 410, 2B 442 adjust the position of the injection performing part 450, ensuring the needle insertion position; as shown in fig. 12, by rotating the bolt 451-2, the stroke of the injection cylinder 451 can be increased or decreased to secure the depth of the needle insertion.

In operation, as shown in fig. 1-12, fry in the fish gathering tank 120 is placed into the guiding mechanism 200, the fry enters the device through the track a 210, and the photoelectric sensor 240 mounted on the guiding mechanism 200 detects the entering signal of the fry and transmits the signal to the control module 500; when the fry slides into the clamping mechanism 300, the piston rod of the clamping control cylinder 328 extends out, the upper clamping plate control cylinder 326 and the lower clamping plate control cylinder 327 are driven to rotate the upper clamping plate 322 and the lower clamping plate 323, so that the fry is clamped; then the injection mechanism 400 starts to work, and the injection cylinder 451 drives the injector 453 to move to complete the pin inserting action; then the transfusion cylinder 454 drives the piston of the injector 453 to move, and the transfusion action is finished; after the injection is completed, the injection cylinder 451 and the infusion cylinder 454 return to the initial positions. After injection, the piston rod of the clamping control cylinder 328 retracts to drive the upper clamping plate 322 and the lower clamping plate 323 to rotate, fish fries are loosened, then the piston rod of the lower clamping plate control cylinder 326 retracts to drive the lower clamping plate 323 to rotate downwards for a certain angle, the fish fries fall from a gap between the front end of the lower clamping plate 323 and the lower end of the side baffle 314 and directly enter the putting groove 130 along the putting fish plate 318, and the lower clamping plate control cylinder 326 extends out again to return to the initial position. So far, the automatic fish vaccine injection machine completes the whole process of automatic injection of the fry.

Claims

1. An automatic vaccine injection machine for fusiform fish is characterized in that: comprises a frame (100), a guide mechanism (200), a clamping mechanism (300), an injection mechanism (400) and a control module (500); the inlet end of the guide mechanism (200) is arranged on the rack (100), the outlet end of the guide mechanism is connected with the clamping mechanism (300), and the outlet end of the guide mechanism (200) is provided with a photoelectric sensor (240) for detecting a fry signal; the injection mechanism (400) and the clamping mechanism (300) are both arranged on the frame (100) in parallel; the injection mechanism (400) comprises a syringe needle, a slit is formed in the clamping mechanism (300), and the syringe needle is aligned with the slit in the clamping mechanism (300); the control module (500) is used for controlling the clamping mechanism (300) to clamp the fry and controlling the injection mechanism (400) to inject the fry.

2. The automatic vaccine injection machine for spindled fish of claim 1, wherein: the machine frame (100) comprises a support (110), a fish collecting groove (120), a releasing groove (130) and a suspension frame (140), wherein the fish collecting groove (120) is box-shaped, a gap is formed in one side edge of the fish collecting groove, and the fish collecting groove is installed on the support (110) and used for temporarily storing fish fries; the release groove (130) is arranged at the lower side of the rack (100) and is positioned below the clamping mechanism; the suspension rack (140) is arranged on the upper side of the rack (100) and is used for placing the control module (500) and suspending vaccine liquid medicine.

3. The automatic vaccine injection machine for spindled fish of claim 1, wherein: the guide mechanism (200) comprises a track A (210), a top plate (220), a guide plate (230), a photoelectric sensor (240) and a mounting plate (250), wherein the top plate (220) is mounted above the track A (210), a notch is formed in the top plate (220), the guide plate (230) is arranged in the track A (210), one end of the guide plate, which is positioned at the inlet end of the track A (210), is fixed, one end of the guide plate, which is positioned at the outlet end of the track A (210), can slide along the notch in the top plate (220) and can be connected and fixed through a bolt, and the guide mechanism can be used for adjusting the size of the outlet of the track A; a small hole for passing the fry is formed at the outlet of the track A (210), and the photoelectric sensor (240) is a correlation photoelectric sensor and is arranged at the outlet of the track A (210) and used for detecting whether fish passes through; the outlet end of the track A (210) is connected with the clamping mechanism (300) through a mounting plate (250), the mounting plate (250) is provided with a notch, and the guide mechanism (200) can rotate to a proper angle along the notch and can be fixed through bolt connection.

4. The automatic vaccine injection machine for spindled fish of claim 3, wherein: the clamping mechanism (300) comprises a shell (310), an execution component (320) and an adjusting component (330); wherein:

the execution component (320) is arranged in the shell (310), and the shell (310) is provided with a slit for injection and an inlet for fish to enter the device;

the executing component (320) comprises a positioning shaft (321), an upper clamping plate (322), a lower clamping plate (323), an upper clamping plate mounting ring (324), a lower clamping plate mounting ring (325), an upper clamping plate control cylinder (326), a lower clamping plate control cylinder (327), a clamping control cylinder (328), a front support 1(329-1) and a front support 2 (329-2); the positioning shaft (321) is in threaded connection with the shell (310) through a through hole formed in the shell (310), the upper clamping plate mounting ring (324) and the lower clamping plate mounting ring (325) are sleeved on the positioning shaft (321) and can rotate around the shaft, and the upper clamping plate (322) and the lower clamping plate (323) are fixed on the upper clamping plate mounting ring (324) and the lower clamping plate mounting ring (325) respectively; the control module (500) controls the linear motion of the upper clamping plate control cylinder (326), the lower clamping plate control cylinder (327) and the clamping control cylinder (328) to drive the upper clamping plate (322) and the lower clamping plate (323) to rotate relatively to clamp and release the fry; the upper clamping plate (322) is connected with a piston rod of an upper clamping plate control cylinder (326) through a front support 1 (329-1); the lower clamping plate (323) is connected with a piston rod of a lower clamping plate control cylinder (327) through a front support 2 (329-2); the mounting end of the clamping control cylinder (328) is fixed at the positioning shaft (321), and the piston rod of the clamping control cylinder (328) is rigidly connected with the mounting ends of the upper clamping plate control cylinder (326) and the lower clamping plate control cylinder (327); the movement of the clamping control cylinder (328) is controlled by a control module (500);

the adjusting component (330) is used for adjusting the position of the executing component (320).

5. The automatic vaccine injection machine for fusiform fish according to claim 4, wherein: the shell (310) comprises a front support (311-1), a rear support (311-2), a left shell (312), a right shell (313), a side baffle (314), an upper shell (315), a fish head baffle (316-1) and a fish placing plate (317); the front support (311-1) and the rear support (311-2) are installed on the rack (100), the left shell (312) and the right shell (313) are installed on the front support (311-1) and the rear support (311-2) through bolts in a connected mode, the inlet is formed in the left shell (312), a photoelectric sensor is arranged above the inlet, an opening is formed in the right shell (313) and opposite to the inlet, a fish head baffle (316-1) is arranged at the opening, and a sponge is padded on the fish head baffle (316-1); the lower end of the side baffle (314) is superposed with the front end of the lower clamping plate (323); the slit is arranged on the side baffle (314), and the upper shell (315) is arranged above the side baffle (314); the outlet end of the track A (210) of the guide mechanism (200) is connected with the inlet of the left shell (312); the fish placing plate (317) is fixedly connected with the rear support (311-2);

a right shell mounting plate (316-2) is further arranged on the outer side of the right shell (313), and a hollow stud 2(316-5) and a hollow stud 1(316-7) are arranged on the right shell mounting plate (316-2); the fish head baffle (316-1) is arranged between the right shell (313) and the right shell mounting plate (316-2) through a connecting column 2(316-3) and a connecting column 1 (316-8); one end of the connecting column 2(316-3) and one end of the connecting column 1(316-8) are fixedly connected with the fish head baffle (316-1), and the other end of the connecting column passes through the hollow stud 2(316-5) and the hollow stud 1 (316-7); a spring (316-4) is also arranged between the fish head baffle (316-1) and the right shell mounting plate (316-2) and is used for buffering and adjusting the position of fish falling on the lower clamping plate (323), the spring (316-4) is wound on the connecting column 1(316-8), and the two ends of the spring are not provided with constraints; the right shell mounting plate (316-2) is also provided with a pneumatic finger (316-6) for clamping the connecting column 2(316-3) so as to fix the fish head baffle (316-1).

6. The automatic vaccine injection machine for fusiform fish according to claim 4, wherein: the upper clamping plate (322) is provided with an upper clamping plate ear plate (322-1), the lower clamping plate (323) is provided with a lower clamping plate ear plate (323-1), and the upper clamping plate ear plate (322-1) and the lower clamping plate ear plate (323-1) are both provided with three threaded holes; the upper splint (322) is connected with the front support 1(329-1) through any threaded hole on the upper splint otic placode (322-1), and the lower splint (323) is connected with the front support 2(329-2) through any threaded hole on the lower splint otic placode (323-1).

7. The automatic vaccine injection machine for fusiform fish according to claim 4, wherein: the adjusting part (330) comprises a handle 1A (331), a screw rod 1A (332), a handle 2A (333), a screw rod 2A (334), a rack fixing plate (335), a clamping mechanism fixing plate 1(336-1) and a clamping mechanism fixing plate 2 (336-2); the handle 1A (331) is welded on the screw rod 1A (332), the screw rod 1A (332) passes through a rack fixing plate (335) with a threaded hole and a clamping mechanism fixing plate 1(336-1), wherein the rack fixing plate (335) is rigidly connected on the rack (100), and the clamping mechanism fixing plate 1(336-1) is rigidly connected on a piston rod of a clamping control cylinder (328) of the execution part (320); the handle 2A (333) is welded on the screw rod 2A (334), the screw rod 2A (334) passes through a clamping mechanism fixing plate 2(336-2) with a threaded hole, and the clamping mechanism fixing plate 2(336-2) is rigidly connected on a piston rod of a clamping control cylinder (328) of the execution part (320).

8. The automatic vaccine injection machine for spindled fish of claim 1, wherein: the injection mechanism (400) comprises a handle 1B (410), a screw rod 1B (420), a base (430), an injection adjusting part (440) and an injection executing part (450); wherein the handle 1B (410) is welded on the screw rod 1B (420), and the screw rod 1B (420) is connected with the base (430) through threads; the injection adjusting part (440) is arranged on the base (430), and the injection executing part (450) is arranged on the injection adjusting part (440);

the injection adjusting component (440) comprises a track B (441), a handle 2B (442), a screw rod 2B (443), a sliding plate (444), a cover plate (445), an injection cylinder fastening block (446), a hand-screwed nut (446-1), a small screw rod (446-2), a fastening nut (447) and a fastening block mounting plate (448); the sliding plate (444) and the cover plate (445) are arranged in parallel and connected together through bolts, and both the sliding plate and the cover plate are perpendicular to the track B (441); the handle 2B (442) is welded on the screw rod 2B (443), the screw rod 2B (443) is vertically connected with the sliding plate (444) through threads and is connected with the fastening nut (447) through threads, the injection cylinder fastening block (446) is connected with the small screw rod (446-2) through welding, the hand-screwed nut (446-1) is connected with the small screw rod (446-2) through threads, and the fastening block mounting plate (448) is provided with two slotted holes for the injection cylinder fastening block (446) and the small screw rod (446-2) to pass through respectively.

9. The automatic vaccine injection machine for spindled fish of claim 8, wherein: the injection execution part (450) comprises an injection cylinder (451), an injector bracket (452), an injector (453), an infusion cylinder (454), a cylinder connecting sleeve (455), a locking sleeve (456), a guide sleeve (457), a spring head sleeve (458) and a spring A (459); the injection cylinder (451) is vertically arranged on the sliding plate (444); the injector (453) is arranged in the guide sleeve (457), and the guide sleeve (457) is perpendicular to the sliding plate (444), so that the injector (453) can only slide in the direction perpendicular to the sliding plate (444); a plurality of notches are formed in the guide sleeve (457); the transfusion cylinder (454) is connected with the injector (453) through a cylinder connecting sleeve (455), the injector (453) is fixed with the locking sleeve (456) and the injector bracket (452) through a notch on the guide sleeve (457), and the locking sleeve (456) is used for firmly connecting the cylinder connecting sleeve (455), the injector (453) and the injector bracket (452); the spring head sleeve (458) is arranged at the needle head of the injector (453) and is connected with the injector (453) through a spring A (459).

10. The automatic vaccine injection machine for spindled fish of claim 9, wherein: a piston rod of the injection cylinder (451) is fixedly connected with an injection cylinder push needle (451-1), and the other end of the injection cylinder push needle (451-1) is fixedly connected with an injector bracket (452); a push rod (451-3) parallel to the push needle (451-1) of the injection cylinder is arranged between the injection cylinder (451) and the injector bracket (452), one end of the push rod (451-3) is inserted into the injection cylinder (451) through clearance fit, and the push rod (451-3) is fixedly connected with the injector bracket (452); the other end of the injection cylinder (451) is connected with a bolt (451-2) through threads;

the injection cylinder push needle (451-1) is in threaded connection with the injector support (452), the injection cylinder push needle (451-1) is provided with external threads, and the injector support (452) is provided with a threaded hole.