CN210150691U

CN210150691U - Automatic canning metering device

Info

Publication number: CN210150691U
Application number: CN201920611466.3U
Authority: CN
Inventors: 李芳萍
Original assignee: CHAOYANG ZHENGHE CHEMICAL INDUSTRY Co Ltd
Current assignee: CHAOYANG ZHENGHE CHEMICAL INDUSTRY Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-03-17
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to the technical field of canning, in particular to an automatic canning metering device; the automatic medicine dispensing device has the advantages that the complexity of manual transmission can be reduced, the waste of working time is reduced, the working efficiency is improved, the height adjusting structure is added, the medicine pouring phenomenon when the height of the dispensing bottle is lower is reduced, the medicine waste phenomenon is reduced, and the use convenience of the device is improved; the multifunctional cabinet comprises a cabinet body, be provided with the working chamber in the box, the box top is provided with the import pipe, the box bottom is provided with a metering cylinder, still include two sets of pivots and two sets of first motors, it is provided with two sets of first extension boards and two sets of second extension boards to place the intracavity, two sets of first extension boards and two sets of second extension board bottoms are all fixed and are provided with first fixed plate, two sets of first fixed plate bottoms all are provided with first threaded rod, it is provided with two sets of third extension boards and two sets of fourth extension boards respectively to place chamber bottom front side and bottom rear side, two sets of backup pad tops all are provided.

Description

Automatic canning metering device

Technical Field

The utility model relates to a technical field of canning especially relates to an automatic canning metering device.

Background

As is well known, an automatic canning metering device is a device used in the process of medicine processing and canning, can perform subpackaging on medicines, and is widely used in the field of canning devices; the existing automatic canning metering device comprises a box body, wherein a working cavity is arranged in the box body, an inlet pipe is arranged at the top end of the box body, the output end of the inlet pipe is communicated with the middle part of the top end of the working cavity, a first connecting pipe is arranged at the bottom end of the box body, the input end of the first connecting pipe is communicated with the bottom end of the working cavity, a metering cylinder is arranged at the bottom end of the box body, a metering cavity is arranged in the metering cylinder, the output end of the first connecting pipe is communicated with the top end of the metering cavity, a second connecting pipe is arranged at the bottom end of the metering cylinder, the input end of the second connecting pipe; when the automatic canning metering device is used, the split charging bottle is placed at the top end of the placing box, the medicine is conveyed into the working cavity from the inlet pipe, the medicine is conveyed into the metering cavity from the working cavity, the medicine in the metering cavity is conveyed downwards and flows into the split charging bottle, the split charging amount of the electronic valve is controlled, and the electronic valve is connected with and controlled by a computer; this kind of automatic canning metering device discovers in using, and the split charging bottle needs the manual work to transmit, comparatively extravagant operating time, if the split charging in-process is when highly lower simultaneously, easily produces the medicine and inclines to spill the phenomenon, consequently causes the extravagant phenomenon of medicine, and the use convenience of device is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a reduce the loaded down with trivial details of artifical transmission, reduce operating time's waste, improve work efficiency, increase altitude mixture control structure, the medicine that reduces when the split bottle height is lower spills the phenomenon, reduces the extravagant phenomenon of medicine, improves the automatic canning metering device of the use convenience of device.

The utility model discloses an automatic canning metering device, the power distribution box comprises a box body, a working chamber is arranged in the box body, the top end of the box body is provided with an inlet pipe, the output end of the inlet pipe is communicated with the middle part of the top end of the working chamber, the bottom end of the box body is provided with a first connecting pipe, the input end of the first connecting pipe is communicated with the bottom end of the working chamber, the bottom end of the box body is provided with a metering cylinder, a metering chamber is arranged in the metering cylinder, the output end of the first connecting pipe is communicated with the top end of the metering chamber, the bottom end of the metering cylinder is provided with a second connecting pipe, the input end of the second; the device also comprises two groups of rotating shafts and two groups of first motors, a placing cavity is arranged in the placing cavity, a connecting hole is arranged at the top end of the placing cavity, two groups of first support plates and two groups of second support plates are arranged in the placing cavity, the two groups of rotating shafts are respectively arranged between the two groups of first support plates and the two groups of second support plates, the left ends of the two groups of rotating shafts are respectively rotatably connected with the right end of the left first support plate and the left end of the left second support plate, the right ends of the two groups of rotating shafts are respectively rotatably connected with the left ends of the right first support plate and the left end of the right second support plate, the two groups of rotating shafts are connected through a conveyor belt in a transmission way, first fixing plates are fixedly arranged at the bottom ends of the two groups of first support plates and the two groups of second support plates, first threaded rods are arranged at the bottom ends of the two groups of first fixing plates, the top ends of the two groups of first threaded rods are, two sets of third extension board bottoms and two sets of fourth extension board bottoms are connected with placing chamber bottom front side and bottom rear side respectively, all fixedly be provided with the backup pad between two sets of third extension boards and the two sets of fourth extension boards, two sets of backup pad tops all are provided with the screwed pipe, two sets of screwed pipe bottoms respectively with two sets of backup pad top rotatable coupling, two sets of screwed pipe bottoms are spiral shell dress respectively and are passed two sets of screwed pipes and two sets of backup pads, two sets of screwed pipe lateral walls all fix the cover and are equipped with first gear, two sets of first gear right-hand members all are provided with the second gear, two sets of second gear left ends respectively with two sets of first gear right-hand members meshing contact, two sets of second gear bottoms are connected with two sets of first motor outputs respectively, two sets of first motor bottoms respectively with place chamber bottom front side and bottom rear side and be connected, the fixed second motor that is provided with in right side first extension board right end on right side.

The utility model discloses an automatic canning metering device, still include two sets of second threaded rods, it all is provided with the second fixed plate to place case top left side and top right side, two sets of second fixed plate bottoms respectively with place case top left side and top right side and be connected, two sets of second fixed plate downside all is provided with the screw hole, left side second threaded rod right-hand member and right side second threaded rod left end screw dress pass two sets of screw holes respectively, left side second threaded rod right-hand member and right side second threaded rod left end all are provided with splint, left side splint left end and right side splint right-hand member respectively with left side second threaded rod right-hand member and right side second threaded rod left end rotatable coupling, left side second threaded rod left end and right side second threaded rod right-hand member all fix and are provided with the carousel, left side carousel left end upside and right side carousel right-hand member.

The utility model discloses an automatic canning metering device still includes two sets of gag lever posts, and two sets of gag lever posts are fixed respectively and are set up in left side splint left end upside and right side splint right-hand member upside, and two sets of second fixed plates all communicate and are provided with spacing hole, and left side gag lever post left end and right side gag lever post right-hand member pass two sets of spacing holes respectively, and left side gag lever post left end and right side gag lever post right-hand member are all fixed and are provided with the limiting plate.

The utility model discloses an automatic canning metering device still includes the filter screen, and the filter screen sets up in the working chamber, and the filter screen lateral wall is connected with the working chamber lateral wall.

The utility model discloses an automatic canning metering device still includes two sets of solid fixed rings, and two sets of solid fixed rings set up respectively in box lateral wall upside and downside, and two sets of solid fixed ring inside walls are connected with box lateral wall upside and downside respectively, and two sets of solid fixed ring left ends all are connected with left side second fixed plate right-hand member.

The utility model discloses an automatic canning metering device, the first backup pad left end in left side and left side second backup pad left end all are provided with first slide, all are provided with the slider in two sets of first slides, and front side slider left end and rear side slider left end are connected with connecting hole left end front side and left end rear side respectively.

The utility model discloses an automatic canning metering device, the conveyer belt top evenly is provided with the multiunit recess.

The utility model discloses an automatic canning metering device places the case front end and is provided with the opening, and the opening communicates with placing the chamber front end, places case front end left side and front end right side and all is provided with the shutter, and two sets of shutter rear ends respectively with place the case front end contact, left side shutter left end and right side shutter right-hand member respectively with place case left end front side and right-hand member front side rotatable coupling.

Compared with the prior art, the beneficial effects of the utility model are that: the split bottles are placed on the top end of a conveyor belt, two groups of first motors respectively drive two groups of second gears to rotate, two groups of first gears rotate along with the two groups of second gears, two groups of threaded pipes rotate along with the two groups of threaded pipes, two groups of first threaded rods move upwards along with the two groups of threaded pipes under the meshing action of threads, two groups of supporting plates move upwards along with the two groups of supporting plates, two groups of first supporting plates and two groups of second supporting plates move upwards along with the two groups of threaded pipes, two groups of rotating shafts move upwards along with the two groups of threaded pipes, the heights of the split bottles are increased along with the two groups of rotating shafts, therefore, the heights of the conveyor belt can be adjusted according to the actual heights of the split bottles in the split process, the conveying steps of manual split bottles are reduced simultaneously due to the two groups of rotating shafts, the waste of working time is reduced, the working efficiency is improved, reduce the extravagant phenomenon of medicine, improve the use convenience of device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a front view of the storage case of the present invention;

in the drawings, the reference numbers: 1. a box body; 2. an inlet pipe; 3. a first connecting pipe; 4. a metering drum; 5. a second connecting pipe; 6. a metering valve; 7. placing a box; 8. a rotating shaft; 9. a first motor; 10. a first support plate; 11. a conveyor belt; 12. a first fixing plate; 13. a first threaded rod; 14. a third support plate; 15. a support plate; 16. a threaded pipe; 17. a first gear; 18. a second gear; 19. a second threaded rod; 20. a second fixing plate; 21. a splint; 22. a turntable; 23. a rocker; 24. a limiting rod; 25. a limiting plate; 26. a filter screen; 27. a fixing ring; 28. a slider; 29. a groove; 30. a stop door.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses an automatic canning metering device, including box 1, be provided with the working chamber in the box 1, box 1 top is provided with import pipe 2, import pipe 2 output communicates with the middle part of working chamber top, box 1 bottom is provided with first connecting pipe 3, first connecting pipe 3 input communicates with the working chamber bottom, box 1 bottom is provided with metering cylinder 4, be provided with the measurement chamber in the metering cylinder 4, first connecting pipe 3 output communicates with the measurement chamber top, metering cylinder 4 bottom is provided with second connecting pipe 5, second connecting pipe 5 input communicates with the measurement chamber bottom, first connecting pipe 3 and second connecting pipe 5 right-hand member communicate and are provided with metering valve 6, the downside of metering cylinder 4 is provided with and places case 7; the device also comprises two groups of rotating shafts 8 and two groups of first motors 9, a placing cavity is arranged in the placing box 7, connecting holes are arranged at the top end of the placing box 7, two groups of first supporting plates 10 and two groups of second supporting plates are arranged in the placing cavity, two groups of rotating shafts 8 are respectively arranged between the two groups of first supporting plates 10 and the two groups of second supporting plates, the two groups of rotating shafts 8 are respectively arranged at the front side and the rear side of the placing cavity, the left ends of the two groups of rotating shafts 8 are respectively and rotatably connected with the right end of the left first supporting plate 10 and the left end of the left second supporting plate, the right ends of the two groups of rotating shafts 8 are respectively and rotatably connected with the left end of the right first supporting plate 10 and the left end of the right second supporting plate, the two groups of rotating shafts 8 are in transmission connection through a conveyor belt 11, first fixing plates 12 are fixedly arranged at the bottom ends of the two groups of the first supporting plates 10 and, the front side and the rear side of the bottom end of the placing cavity are respectively provided with two groups of third support plates 14 and two groups of fourth support plates, the bottom ends of the two groups of third support plates 14 and the bottom ends of the two groups of fourth support plates are respectively connected with the front side and the rear side of the bottom end of the placing cavity, a support plate 15 is fixedly arranged between the two groups of third support plates 14 and the two groups of fourth support plates, the top ends of the two groups of support plates 15 are respectively provided with a threaded pipe 16, the bottom ends of the two groups of threaded pipes 16 are respectively rotatably connected with the top ends of the two groups of support plates 15, the bottom ends of the two groups of first threaded pipes 13 are respectively screwed and penetrate through the two groups of threaded pipes 16 and the two groups of support plates 15, the outer side walls of the two groups of threaded pipes 16 are respectively and fixedly sleeved with a first gear 17, the right ends of the two groups of first gears 17, the bottom ends of two groups of first motors 9 are respectively connected with the front side and the rear side of the bottom end of the placing cavity, a second motor is fixedly arranged at the right end of the right first support plate 10, and the output end of the second motor penetrates through the right first support plate 10 and then is connected with the right end of the front rotating shaft 8; the split bottles are placed on the top end of a conveyor belt, two groups of first motors respectively drive two groups of second gears to rotate, two groups of first gears rotate along with the two groups of second gears, two groups of threaded pipes rotate along with the two groups of threaded pipes, two groups of first threaded rods move upwards along with the two groups of threaded pipes under the meshing action of threads, two groups of supporting plates move upwards along with the two groups of supporting plates, two groups of first supporting plates and two groups of second supporting plates move upwards along with the two groups of threaded pipes, two groups of rotating shafts move upwards along with the two groups of threaded pipes, the heights of the split bottles are increased along with the two groups of rotating shafts, therefore, the heights of the conveyor belt can be adjusted according to the actual heights of the split bottles in the split process, the conveying steps of manual split bottles are reduced simultaneously due to the two groups of rotating shafts, the waste of working time is reduced, the working efficiency is improved, reduce the extravagant phenomenon of medicine, improve the use convenience of device.

The utility model discloses an automatic canning metering device, still include two sets of second threaded rods 19, place 7 top left sides of case and top right sides and all be provided with second fixed plate 20, two sets of second fixed plate 20 bottoms are connected with 7 top left sides and top right sides of case respectively, two sets of second fixed plate 20 downside all is provided with the screw hole, left side second threaded rod 19 right-hand member and right side second threaded rod 19 left end screw dress pass two sets of screw holes respectively, left side second threaded rod 19 right-hand member and right side second threaded rod 19 left end all are provided with splint 21, left side splint 21 left end and right side splint 21 right-hand member respectively with left side second threaded rod 19 right-hand member and right side second threaded rod 19 left end rotatable coupling, left side second threaded rod 19 left end and right side second threaded rod 19 right-hand member all fix and are provided with carousel 22, left side carousel 22 left end upside and right side carousel 22 right end upside all fix and; after the split charging bottle moved to second connecting pipe bottom end, waved two sets of rockers, two sets of turntables rotated thereupon when two sets of rockers rotated, two sets of second threaded rods rotated thereupon, two sets of second threaded rods rotated simultaneously and carried out the removal of left and right sides direction respectively under the effect of screw hole, left side second threaded rod moved right side second threaded rod moved left simultaneously, two sets of splint moved to middle part position thereupon, two sets of splint were fixed the split charging bottle, the stability of split charging bottle has been improved, it takes place to rock the phenomenon to have reduced the split charging bottle when the canning.

The utility model discloses an automatic canning metering device, still include two sets of gag lever posts 24, two sets of gag lever posts 24 are fixed respectively and are set up in left side splint 21 left end upside and right side splint 21 right-hand member upside, two sets of second fixed plates 20 all communicate and are provided with spacing hole, left side gag lever post 24 left end and right side gag lever post 24 right-hand member pass two sets of spacing holes respectively, left side gag lever post 24 left end and right side gag lever post 24 right-hand member all fix and are provided with limiting plate 25; when two sets of splint all removed, the removal of direction about two sets of gag lever posts carried out thereupon, and setting up of two sets of gag lever posts provides limiting displacement for two sets of splint, reduces two sets of splint and rotates the phenomenon at the removal in-process.

The utility model discloses an automatic canning metering device, which also comprises a filter screen 26, wherein the filter screen 26 is arranged in the working cavity, and the outer side wall of the filter screen 26 is connected with the side wall of the working cavity; the filter screen can filter the impurity in the medicine, reduces impurity and gets into in the split charging bottle, improves the use reliability of device.

The utility model discloses an automatic canning metering device, still include two sets of solid fixed rings 27, two sets of solid fixed rings 27 set up respectively in box 1 lateral wall upside and downside, two sets of solid fixed rings 27 inside walls are connected with box 1 lateral wall upside and downside respectively, two sets of solid fixed rings 27 left ends all are connected with left side second fixed plate 20 right-hand member; the stability of box has been improved in the setting of two sets of solid fixed rings, has reduced the phenomenon of rocking of box in the device use.

The utility model discloses an automatic canning metering device, the left end of a left side first support plate 10 and the left end of a left side second support plate are both provided with first slide ways, slide blocks 28 are arranged in the two groups of first slide ways, and the left end of a front side slide block 28 and the left end of a rear side slide block 28 are respectively connected with the front side of the left end of a connecting hole and the rear side of the left end; two sets of sliders can carry out the removal of direction from top to bottom in two sets of first slides respectively, and the setting of two sets of sliders has improved the stability that the first extension board in left side and left side second extension board reciprocated the in-process.

The utility model relates to an automatic canning metering device, the top end of a conveyor belt 11 is uniformly provided with a plurality of groups of grooves 29; the split charging bottle is placed in any one of the plurality of groups of grooves, the stability of the split charging bottle is improved due to the arrangement of the grooves, and the shaking phenomenon of the split charging bottle in the front-back direction moving process is reduced.

The utility model discloses an automatic canning metering device, the placing box 7 front end is provided with the opening, the opening communicates with the placing cavity front end, the placing box 7 front end left side and front end right side are all provided with the shutter 30, two sets of shutters 30 rear end respectively with placing box 7 front end contact, left side shutter 30 left end and right side shutter 30 right-hand member respectively with placing box 7 left end front side and right-hand member front side rotatable coupling; when the device is maintained, the device can be maintained after the two groups of stop doors are opened.

The utility model discloses an automatic canning metering device, when using, the branch bottle is placed in conveyer belt top recess, two sets of first motors drive two sets of second gears respectively and rotate, two sets of first gears rotate along with two sets of second gears, two sets of screwed pipes rotate along with it, two sets of first threaded rods move up along with it under the meshing action of screw thread while two sets of screwed pipes rotate, two sets of supporting plates move up along with it, two sets of first supporting plates and two sets of second supporting plates move up along with it, two sets of rotating shafts move up along with it, the height of branch bottle increases along with it while two sets of rotating shafts move up, therefore can adjust the height of conveyer belt according to the actual height of branch bottle in the process of partial shipment, the setting of two sets of rotating shafts reduces the manual conveying step of branch bottle simultaneously, reduce the waste of operating time, the work efficiency is improved, the height adjusting structure is added, the phenomenon of medicine pouring when the height of the split charging bottle is lower is reduced, the medicine waste phenomenon is reduced, after the split charging bottle moves to the bottom end of the second connecting pipe, the two groups of rocking rods are shaken, the two groups of rocking rods rotate along with the two groups of rocking rods, the two groups of rotating disks rotate along with the two groups of rocking rods, the two groups of second rotating rods respectively move in the left-right direction under the action of the threaded holes while rotating, the right-side second rotating rod moves in the left-right direction while the left-side second rotating rod moves in the right direction, the two groups of clamping plates move towards the middle position along with the two groups of clamping plates, the split charging bottle is fixed by the two groups of clamping plates, the stability of the split charging bottle is improved, the phenomenon of shaking of the split charging bottle is reduced, when the two groups, reduce two sets of splint and rotate the phenomenon at the removal in-process, in addition, the filter screen can filter the impurity in the medicine, reduces impurity and enters into the split charging bottle, improves the use reliability of device.

The installation mode, the connection mode or the setting mode of the automatic canning metering device of the utility model are common mechanical modes, and the automatic canning metering device can be implemented as long as the beneficial effects can be achieved; and the motor and the quantity control valve are provided with the control module and the electric wire, and can be used after being plugged, without changing the internal structure.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An automatic canning metering device comprises a box body (1), a working cavity is arranged in the box body (1), an inlet pipe (2) is arranged at the top end of the box body (1), the output end of the inlet pipe (2) is communicated with the middle of the top end of the working cavity, a first connecting pipe (3) is arranged at the bottom end of the box body (1), the input end of the first connecting pipe (3) is communicated with the bottom end of the working cavity, a metering cylinder (4) is arranged at the bottom end of the box body (1), a metering cavity is arranged in the metering cylinder (4), the output end of the first connecting pipe (3) is communicated with the top end of the metering cavity, a second connecting pipe (5) is arranged at the bottom end of the metering cylinder (4), the input end of the second connecting pipe (5) is communicated with the bottom end of the metering cavity, a metering valve (6) is; the device is characterized by also comprising two groups of rotating shafts (8) and two groups of first motors (9), a placing cavity is arranged in the placing box (7), a connecting hole is arranged at the top end of the placing box (7), two groups of first support plates (10) and two groups of second support plates are arranged in the placing cavity, the two groups of rotating shafts (8) are respectively arranged between the two groups of first support plates (10) and the two groups of second support plates, the two groups of rotating shafts (8) are respectively arranged at the front side and the rear side of the placing cavity, the left ends of the two groups of rotating shafts (8) are respectively rotatably connected with the right end of the left first support plate (10) and the left end of the left second support plate, the right ends of the two groups of rotating shafts (8) are respectively rotatably connected with the left end of the right first support plate (10) and the left end of the right second support plate, the two groups of rotating shafts (8) are in transmission connection through a conveyor belt, the bottom ends of two groups of first fixed plates (12) are respectively provided with a first threaded rod (13), the top ends of the two groups of first threaded rods (13) are respectively rotatably connected with the middle parts of the bottom ends of the two groups of first fixed plates (12), the front side and the rear side of the bottom end of the placing cavity are respectively provided with two groups of third support plates (14) and two groups of fourth support plates, the bottom ends of the two groups of third support plates (14) and the bottom ends of the two groups of fourth support plates are respectively connected with the front side and the rear side of the bottom end of the placing cavity, a support plate (15) is fixedly arranged between the two groups of third support plates (14) and the two groups of fourth support plates, the top ends of the two groups of support plates (15) are respectively provided with a threaded pipe (16), the bottom ends of the two groups of threaded pipes (16) are respectively rotatably connected with the top ends of the two groups of support plates (15), the bottom ends of the two, two sets of first gear (17) right-hand member all is provided with second gear (18), two sets of second gear (18) left end respectively with two sets of first gear (17) right-hand member meshing contact, two sets of second gear (18) bottom is connected with two sets of first motor (9) outputs respectively, two sets of first motor (9) bottoms are connected with placing chamber bottom front side and bottom rear side respectively, the fixed second motor that is provided with of first extension board (10) right-hand member in right side, second motor output passes behind the first extension board (10) in right side and is connected with front side pivot (8) right-hand member.

2. The automatic canning metering device according to claim 1, further comprising two sets of second threaded rods (19), wherein the left side and the right side of the top end of the placing box (7) are respectively provided with a second fixing plate (20), the bottom ends of the two sets of second fixing plates (20) are respectively connected with the left side and the right side of the top end of the placing box (7), the lower sides of the two sets of second fixing plates (20) are respectively provided with a threaded hole, the right end of the left second threaded rod (19) and the left end of the right second threaded rod (19) are respectively screwed and passed through the two sets of threaded holes, the right end of the left second threaded rod (19) and the left end of the right second threaded rod (19) are respectively provided with a clamping plate (21), the left end of the left clamping plate (21) and the right end of the right clamping plate (21) are respectively rotatably connected with the right end of the left second threaded rod (19) and the left end of the right second threaded rod (19), the left end of the left, rocking bars (23) are fixedly arranged on the upper side of the left end of the left turntable (22) and the upper side of the right end of the right turntable (22).

3. The automatic canning metering device according to claim 2, further comprising two sets of limiting rods (24), wherein the two sets of limiting rods (24) are respectively and fixedly arranged on the upper side of the left end of the left side clamping plate (21) and the upper side of the right end of the right side clamping plate (21), the two sets of second fixing plates (20) are respectively communicated with and provided with limiting holes, the left end of the left side limiting rod (24) and the right end of the right side limiting rod (24) respectively pass through the two sets of limiting holes, and the left end of the left side limiting rod (24) and the right end of the right side limiting rod (24) are respectively and fixedly provided with limiting plates (25).

4. An automatic canning metering device according to claim 3, further comprising a filter screen (26), wherein the filter screen (26) is arranged in the working chamber, and the outer side wall of the filter screen (26) is connected with the side wall of the working chamber.

5. The automatic canning metering device according to claim 4, further comprising two sets of fixing rings (27), wherein the two sets of fixing rings (27) are respectively disposed on the upper side and the lower side of the outer side wall of the box body (1), the inner side walls of the two sets of fixing rings (27) are respectively connected with the upper side and the lower side of the outer side wall of the box body (1), and the left ends of the two sets of fixing rings (27) are connected with the right end of the left second fixing plate (20).

6. The automatic canning metering device according to claim 5, wherein the left end of the left first support plate (10) and the left end of the left second support plate are provided with first slide ways, two sets of first slide ways are provided with slide blocks (28), and the left ends of the front slide block (28) and the rear slide block (28) are respectively connected with the front side of the left end of the connecting hole and the rear side of the left end.

7. An automatic can-filling and metering device according to claim 6, characterized in that the top end of the conveyor belt (11) is provided with a plurality of groups of grooves (29) uniformly.

8. The automatic canning metering device according to claim 7, wherein the front end of the placing box (7) is provided with a through hole, the through hole is communicated with the front end of the placing cavity, the left side and the right side of the front end of the placing box (7) are provided with the shutters (30), the rear ends of the two groups of shutters (30) are respectively contacted with the front end of the placing box (7), and the left end of the left shutter (30) and the right end of the right shutter (30) are respectively rotatably connected with the front sides of the left end and the right end of the placing box (7).