CN216906173U

CN216906173U - Fruit vegetables net cover cutting bagging apparatus

Info

Publication number: CN216906173U
Application number: CN202121408758.0U
Authority: CN
Inventors: 赵宝昕; 迟伟
Original assignee: Yantai Towin Intelligent Technology Co ltd
Current assignee: Yantai Towin Intelligent Technology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2022-07-08
Anticipated expiration: 2031-06-24

Abstract

The utility model relates to a fruit and vegetable net cutting and bagging device, and belongs to the technical field of fruit and vegetable packaging equipment. Including net cover cutting mechanism and bagging apparatus, wherein, net cover cutting mechanism includes net cover cutting knife tackle, net cover cutting knife tackle includes spacing support down, the deflector, go up the spacing support, be equipped with six cutters between spacing support and the deflector down, install the actuating mechanism who is used for driving six cutters to open or draw in on the spacing support down, bagging apparatus includes the guide rail group who comprises the guide rail, the guide rail group top is equipped with draws in and opens actuating mechanism, vertical mounting panel is all installed to every guide rail slider below, install the bag cylinder of boreing along vertical mounting panel length direction, the finger is installed to vertical mounting panel bottom, it has the fingerboard to articulate on the finger, the fingerboard is equipped with a plurality of finger pins by the lower position, it is connected with and is used for fingerboard pivoted fingerboard actuating mechanism to bordure bag cylinder bottom movable end. The utility model has simple structure, can quickly cut the net cover and sleeve the net cover, and has high working efficiency.

Description

Fruit vegetables net cover cutting bagging apparatus

Technical Field

The utility model relates to a fruit and vegetable net cutting and bagging device, and belongs to the technical field of fruit and vegetable packaging equipment.

Background

Before the fruits and vegetables are packed into boxes, in order to avoid collision in the transportation process, bagging treatment needs to be carried out, and before bagging, the net sleeve needs to be cut into a proper length and then sleeved outside the fruits and vegetables.

At present, the net cover is manually cut, and then the net cover is manually sleeved outside the fruits and vegetables, so that the defects of low working efficiency, poor bagging effect, increase of production cost of enterprises and the like exist in the manually cut net cover and the sleeved net cover.

SUMMERY OF THE UTILITY MODEL

The fruit and vegetable mesh cutting and bagging device aims to overcome the defects in the prior art, is simple in structure, can quickly cut a mesh, is high in working efficiency, and can be used for sleeving the cut mesh outside fruits and vegetables.

In order to achieve the purpose, the utility model provides the following technical scheme:

a fruit and vegetable net cutting and bagging device is characterized by comprising a net cutting mechanism for cutting a net and a bagging device arranged above the net cutting mechanism, wherein the net cutting mechanism comprises a net cutting knife group, the net cutting knife group comprises a lower limiting support 2, a steering plate 1 and an upper limiting support 8 which are arranged from bottom to top, six cutters 4 in annular arrangement are arranged between the lower limiting support 2 and the steering plate 1, a driving mechanism for driving the six cutters 4 to open or close is arranged on the lower limiting support 2, the bagging device comprises a guide rail group consisting of concentric guide rails 30, each guide rail 30 is provided with a guide rail sliding block 31 capable of sliding along the length direction of the guide rail group, an opening driving mechanism for driving the guide rail sliding blocks 30 to close or open is arranged above the guide rail group, a vertical mounting plate 32 linked with the guide rail sliding block 31 is arranged below each guide rail sliding block 31, a bag stripping cylinder 56 is arranged along the length direction of the vertical mounting plate 32, the bottom of the vertical mounting plate 32 is provided with a vertical strip-shaped finger support 34, the finger support 34 is hinged with a finger plate 36 which can rotate by taking a rotating shaft 35 on the finger support 34 as an axis, a plurality of finger pins 37 are arranged at the lower part of the finger plate 36, and the movable end at the bottom of the bag stripping cylinder 56 is connected with a finger plate driving mechanism for rotating the finger plate 36;

the net sleeve cutting mechanism comprises a net sleeve guiding mechanism, the net sleeve guiding mechanism is arranged above the net sleeve cutting knife group, the net sleeve guiding mechanism comprises a net sleeve limiting ring 19 arranged above a fixing plate 18, a conical balancing weight 20 is placed in the net sleeve limiting ring 19, a vertically downward extending balancing weight pipe 21 is arranged at the bottom of the balancing weight 20, and a through hole 22 for passing through the balancing weight pipe 21 and the net sleeve is formed in the fixing plate 18;

the fixed plate 18 and the lower limiting bracket 2 are supported by a plurality of main supporting rods 23, and the net sleeve limiting ring 19 is supported and arranged above the fixed plate 18 by a plurality of auxiliary supporting rods 24;

a guide vertical rod 29 is inserted on the counterweight block 20, the bottom of the guide vertical rod 29 is installed in the counterweight block 20 through a linear bearing 25, a net cover top plate 26 with the diameter larger than that of the guide vertical rod 29 is installed at the top of the guide vertical rod 29, a spring 27 is arranged between the net cover top plate 26 and the linear bearing 25, the spring 27 is sleeved outside the guide vertical rod 29, and a flat cushion 28 with the diameter larger than the outer diameter of the guide vertical rod 29 is installed at the bottom of the guide vertical rod 29;

the steering plate 1 and the lower limiting support 2 are both circular rings, a chute piece 16 is fixed in the lower limiting support 2, the centers of the steering plate 1 and the chute piece 16 are both provided with a net sleeve through hole 17, the chute piece 16 horizontally extends outwards from the net sleeve through hole 17 to form a plurality of equally spaced lower chutes 3, the lower surface of the steering plate 1 is provided with a hexagonal upper chute 6, the upper surface of the cutter 4 is provided with a convex block 7 inserted in the upper chute 6, the lower surface of the cutter is provided with a cutter cam 5 inserted in the lower chute 3, and the lower limiting support 2 is provided with a driving mechanism for driving the steering plate 1 to rotate;

an arc-shaped upper limiting bracket 8 is arranged above the steering plate 1, the upper limiting bracket 8 is fixed on the lower limiting bracket 2 through an upright post 9, and the lower surface of the upper limiting bracket 8 is provided with a plurality of limiting wheels 10 which are contacted with the outer circumference of the steering plate 1;

the driving mechanism comprises an air cylinder 11 arranged on the lower limiting bracket 2, a rectangular frame 12 is arranged at the tail end of a telescopic rod of the air cylinder 11, a mounting surface 13 extending horizontally outwards is arranged on the steering plate 1, a steering cam 14 is arranged above the mounting surface 13, and the steering cam 14 is embedded in the rectangular frame 12;

the rectangular frame 12 is also connected with a guide rod 15, and the guide rod 15 is arranged on the lower limiting bracket 2 through a bearing seat;

the cutting knife 4 comprises a knife blade support 4-1, a knife blade 4-2 and a knife blade cover plate 4-3, the knife blade 4-2 is fastened on the knife blade support 4-1 through the knife blade cover plate 4-3, the knife blade 4-2 is in a strip shape, one end of the knife blade 4-2 is provided with a sharp corner 4-5, cutting edges 4-4 of the six knife blades 4-2 are arranged around the net cover passing opening, and after the six cutting knives 4 are folded, the sharp corners 4-5 are converged at the circle center of the net cover passing opening;

the lower sliding grooves 3 are long-strip-shaped, one end of each lower sliding groove 3 is fixed on the inner wall of the lower limiting support 2, the other end of each lower sliding groove 3 is intersected with the net cover passing opening 17, the lower sliding grooves 3 are horizontally and obliquely arranged between the lower limiting support 2 and the net cover passing openings 17, and the inclination angles of the six lower sliding grooves 3 are the same;

the guide rail group comprises four guide rails 30 which are in a cross-shaped layout;

the folding and unfolding driving mechanism comprises a rotating motor 39 arranged on a motor fixing plate 38, the rotating motor is connected with a rotating shaft 40 through a coupler 57, a rotating shaft bearing 58 is arranged on the rotating shaft 40, a rotating plate 41 linked with the rotating shaft is arranged on the rotating shaft 40, four strip-shaped rotating grooves 42 matched with four guide rails 30 of a guide rail group are formed in the rotating plate 41, a slider cam 44 is arranged on the upper surface of a guide rail slider 31 through a slider cover plate 43, and the slider cam 44 is inserted into the rotating grooves 42;

the guide rail group is provided with a plurality of supporting arms 45, and the supporting arms 45 are integrally installed with the motor fixing plate 38 through connecting supporting rods 61;

a clamping groove 47 is formed in the top of the finger plate 36, a clamping opening 48 for clamping the clamping groove 47 is formed in the finger frame 34, a finger plate spring 49 is arranged in the clamping groove 47, one end of the finger plate spring 49 is in contact with the clamping groove 47, the other end of the finger plate spring 49 is sleeved on the protruding structure 33 of the finger frame 34, a U-shaped opening 46 is formed in the position, close to the lower portion, of the finger frame 34, and the width of the U-shaped opening 46 is larger than that of the finger plate 36;

the finger plate driving mechanism comprises a bearing fixing seat 50 arranged at the bottom of a strip bag cylinder 56, two linear bearings 51 arranged up and down are arranged in the bearing fixing seat 50, a finger plate guide shaft 52 is arranged in each linear bearing 51, one end of each finger plate guide shaft 52 is fixed on a finger plate sliding block 53, the other end of each finger plate guide shaft 52 is fixed on a guide shaft gasket 54, each guide shaft gasket 54 is positioned outside the bearing fixing seat 50, a bearing spring 55 is sleeved on each linear bearing 51, one end of each bearing spring 55 is in contact with the finger plate sliding block 53, and the other end of each bearing spring 55 is in contact with the linear bearing 51;

preferably, a fixing seat linear bearing 59 is installed at the top of the bearing fixing seat 50, and the fixing seat linear bearing 59 is inserted into the fixing seat guide rod 60;

the bottom of the vertical mounting plate 32 is connected with a finger rest 34 through a connecting block 33.

The fruit and vegetable net sleeve cutting and bagging device has simple structural design, one end of the net sleeve sequentially passes through the through hole of the fixed plate, the net sleeve limiting ring and the net sleeve through hole from bottom to top, the balancing weight and the balancing weight pipe are matched for use, a better guiding effect can be achieved, the net sleeve moves vertically and upwards, when the net sleeve is cut, the air cylinder drives the rectangular frame to move forwards, the steering cam drives the steering plate to rotate under the driving of the rectangular frame, the steering plate rotates, the six cutters can be close to each other while the steering plate rotates, and finally the sharp corners of the six cutters are converged into one point, so that the fruit and vegetable net sleeve can be cut off, the sharp corners of the net sleeve can be supported due to the arrangement of the guiding upright rods and the net sleeve top plate, the net sleeve can be conveniently cut and opened, and after the net sleeve is cut, the rotating plate is driven to rotate by the rotating motor, the rotating plate drives the four pulley lugs to be close to each other along the length direction of the guide rail, so that the plurality of finger frames are folded, the plurality of finger frames are inserted into the net sleeve, the rotating motor drives the four pulley lugs 44 to be open, so that the net sleeve is supported, the bagging device is driven by an external mechanism to move to the upper side of fruits and vegetables, the finger plate slider is driven to move up and down by the bag rolling cylinder, so that the finger plate rotates by taking the rotating shaft as the axis, the finger pin is separated from the net sleeve, bag rolling operation is realized, and the net sleeve is arranged on the fruits. In conclusion, the bag sleeving machine is simple in structure, can rapidly cut off the net sleeves and rapidly sleeve bags, is high in working efficiency, and can greatly reduce the production cost of enterprises.

Drawings

FIG. 1 is a schematic structural diagram of a fruit and vegetable net cutting and bagging device of the utility model;

FIG. 2 is a schematic view of the structure of the net cutting mechanism;

FIG. 3 is a cross-sectional view of a weight block, a weight tube, and a mesh sleeve spacing ring;

FIG. 4 is a schematic structural diagram of a fruit and vegetable net cutting and bagging device after six cutters are opened;

FIG. 5 is a schematic view of a structure after the six cutters are folded;

FIG. 6 is a schematic view of the structure of the cutter;

FIG. 7 is a bottom view of the diverter plate and cutter;

FIG. 8 is a bottom view of the steer plate;

FIG. 9 is a schematic view of the construction of the lower retainer bracket;

FIG. 10 is a layout view of the six cutters after deployment on the lower stop support;

FIG. 11 is a layout view of the six cutters folded on the lower limiting bracket;

FIG. 12 is a schematic view of the upper limit bracket, the steering plate and the lower limit bracket;

FIG. 13 is a schematic structural view of the bagging apparatus in a collapsed state;

FIG. 14 is a schematic structural view of the bagging apparatus in an open state;

FIG. 15 is an exploded view of the bagging apparatus;

FIG. 16 is an exploded view of the finger board drive mechanism and finger board finger;

FIG. 17 is a schematic view of the rotating plate and guide rail set after the four fingers are opened;

FIG. 18 is a schematic structural view of the rotating plate and the guide rail set after the four finger frames are folded;

FIG. 19 is a schematic view of the finger plate with the finger pins collapsed in the U-shaped openings of the finger rests;

FIG. 20 is a schematic view of the finger plate with the finger outside the U-shaped opening of the finger rest;

fig. 21 is a schematic view of the structure of the engagement of the locking groove, the finger plate spring, the protrusion structure and the finger rest.

In the figure: 1. a steering plate; 2. a lower limiting bracket; 3. a lower chute; 4. a cutter; 4-1, a blade holder; 4-2, a blade; 4-3, a blade cover plate; 4-4, a blade; 4-5, sharp corner; 5. a cutter cam; 6. an upper chute; 7. a bump; 8. an upper limiting bracket; 9. a column; 10. a limiting wheel; 11. a cylinder; 12. a rectangular frame; 13. a mounting surface; 14. a steering cam; 15. a guide bar; 16. a chute member; 17. a net cover through opening; 18. a fixing plate; 19. a net sleeve limiting ring; 20. a balancing weight; 21. a counterweight pipe; 22. a through port; 23. a main support bar; 24. an auxiliary support rod; 25. a linear bearing; 26. a net cover top plate; 27. a spring; 28. flattening the cushion; 29. a guide vertical rod; 30. a guide rail; 31. a guide rail slider; 32. a vertical mounting plate; 33. a raised structure; 34. a finger rest; 35. rotating the shaft; 36. a fingerboard; 37. a finger; 38. a motor fixing plate; 39. a rotating electric machine; 40. a rotating shaft; 41. a rotating plate; 42. a rotating tank; 43. a slider cover plate; 44. a slider cam; 45. a support arm; 46. a U-shaped opening; 47. a card slot; 48. a bayonet; 49. a finger plate spring; 50. a bearing fixing seat; 51. a linear bearing; 52. a finger guide shaft; 53. a fingerboard slider; 54. a guide shaft spacer; 55. a bearing spring; 56. a bag rolling cylinder; 57. a coupling; 58. a rotating shaft bearing; 59. a fixed seat linear bearing; 60. a fixed seat guide rod; 61. and connecting the support rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The fruit and vegetable net cutting bagging device of the embodiment, please refer to fig. 1-21, which comprises a net cutting mechanism for cutting a net and a bagging device arranged above the net cutting mechanism, wherein the net cutting mechanism comprises a net cutting knife set, the net cutting knife set comprises a lower limiting bracket 2, a steering plate 1 and an upper limiting bracket 8 which are arranged from bottom to top, six annularly-arranged cutters 4 are arranged between the lower limiting bracket 2 and the steering plate 1, a driving mechanism for driving the six cutters 4 to open or close is arranged on the lower limiting bracket 2, the bagging device comprises a guide rail set composed of concentric guide rails 30, each guide rail 30 is provided with a guide rail sliding block 31 capable of sliding along the length direction of the guide rail set, a closing and opening driving mechanism for driving the guide rail sliding blocks 30 to close or open is arranged above the guide rail set, a vertical mounting plate 32 linked with the guide rail sliding block 31 is arranged below each guide rail sliding block 31, a bag stripping cylinder 56 is arranged along the length direction of the vertical mounting plate 32, the bottom of the vertical mounting plate 32 is provided with a vertical strip-shaped finger support 34, the finger support 34 is hinged with a finger plate 36 which can rotate by taking a rotating shaft 35 on the finger support 34 as an axis, a plurality of finger pins 37 are arranged at the lower part of the finger plate 36, and the movable end at the bottom of the bag stripping cylinder 56 is connected with a finger plate driving mechanism for rotating the finger plate 36;

the net sleeve cutting mechanism comprises a net sleeve guiding mechanism, the net sleeve guiding mechanism is arranged above the net sleeve cutting knife group, the net sleeve guiding mechanism comprises a net sleeve limiting ring 19 arranged above the fixing plate 18, a conical balancing weight 20 is arranged in the net sleeve limiting ring 19, a vertically downward extending balancing weight pipe 21 is arranged at the bottom of the balancing weight 20, and a through opening 22 for passing through the balancing weight pipe 21 and the net sleeve is formed in the fixing plate 18;

in order to realize stable connection, the fixed plate 18 and the lower limiting bracket 2 are supported by a plurality of main supporting rods 23, and the net cover limiting ring 19 is supported and arranged above the fixed plate 18 by a plurality of auxiliary supporting rods 24;

in order to play a better guiding role and expand the top of the net sleeve, a guiding upright rod 29 is inserted on the balancing weight 20, the bottom of the guiding upright rod 29 is installed in the balancing weight 20 through a linear bearing 25, the top of the guiding upright rod 29 is provided with a net sleeve top plate 26 with the diameter larger than that of the guiding upright rod 29, a spring 27 is arranged between the net sleeve top plate 26 and the linear bearing 25, the spring 27 is sleeved outside the guiding upright rod 29, and the bottom of the guiding upright rod 29 is provided with a flat pad 28 with the diameter larger than the outer diameter of the guiding upright rod 29;

the specific structure of the net sleeve cutting knife group is as follows: the steering plate 1 and the lower limiting support 2 are both annular, a sliding groove piece 16 is fixed in the lower limiting support 2, the centers of the steering plate 1 and the sliding groove piece 16 are both provided with a net sleeve through hole 17, the sliding groove piece 16 horizontally extends outwards from the net sleeve through hole 17 to form a plurality of equally spaced lower sliding grooves 3, the lower surface of the steering plate 1 is provided with a hexagonal upper sliding groove 6, the upper surface of the cutter 4 is provided with a convex block 7 inserted in the upper sliding groove 6, the lower surface of the cutter 4 is provided with a cutter cam 5 inserted in the lower sliding groove 3, and the lower limiting support 2 is provided with a driving mechanism for driving the steering plate 1 to rotate;

in order to limit the steering plate 1 to rotate only horizontally, an arc-shaped upper limiting bracket 8 is arranged above the steering plate 1, the upper limiting bracket 8 is fixed on the lower limiting bracket 2 through an upright post 9, and the lower surface of the upper limiting bracket 8 is provided with a plurality of limiting wheels 10 which are contacted with the outer circumference of the steering plate 1;

the specific structure of the driving mechanism: the driving mechanism comprises an air cylinder 11 arranged on the lower limiting bracket 2, a rectangular frame 12 is arranged at the tail end of a telescopic rod of the air cylinder 11, a horizontal outward-extending mounting surface 13 is arranged on the steering plate 1, a steering cam 14 is arranged above the mounting surface 13, and the steering cam 14 is embedded in the rectangular frame 12;

in order to improve the stability of the rectangular frame 12, the rectangular frame 12 is further connected with a guide rod 15, and the guide rod 15 is installed on the lower limiting bracket 2 through a bearing seat;

the specific structure of cutter: the cutting knife 4 comprises a knife blade support 4-1, a knife blade 4-2 and a knife blade cover plate 4-3, the knife blade 4-2 is fastened on the knife blade support 4-1 through the knife blade cover plate 4-3, the knife blade 4-2 is in a strip shape, one end of the knife blade 4-2 is provided with a sharp corner 4-5, the cutting edges 4-4 of the six knife blades 4-2 are arranged around the net sleeve passing opening, and after the six cutting knives 4 are folded, the sharp corners 4-5 are converged at the circle center of the net sleeve passing opening;

the layout of lower spout: lower spout 3 is rectangular form, and 3 one end of lower spout is fixed in on the 2 inner walls of lower spacing support, the other end and net cover through-hole 17 intersect, and 3 levels of lower spout arrange in to one side between spacing support 2 and the net cover through-hole 17 down, and six lower spout 3's inclination are the same.

The guide rail group in the bagging device comprises four guide rails 30 which are in a cross-shaped layout;

the specific structure of the furling and opening driving mechanism is as follows: the folding and unfolding driving mechanism comprises a rotating motor 39 arranged on a motor fixing plate 38, the rotating motor is connected with a rotating shaft 40 through a coupler 57, a rotating shaft bearing 58 is arranged on the rotating shaft 40, a rotating plate 41 linked with the rotating shaft is arranged on the rotating shaft 40, four strip-shaped rotating grooves 42 matched with four guide rails 30 of a guide rail group are formed in the rotating plate 41, a slider cam 44 is arranged on the upper surface of a guide rail slider 31 through a slider cover plate 43, and the slider cam 44 is inserted into the rotating grooves 42;

wherein, the guide rail group is provided with a plurality of supporting arms 45, and the supporting arms 45 are installed with the motor fixing plate 38 into a whole through connecting supporting rods 61;

fingerboard actuating mechanism concrete structure: the finger plate driving mechanism comprises a bearing fixing seat 50 arranged at the bottom of a strip bag cylinder 56, two linear bearings 51 arranged up and down are arranged in the bearing fixing seat 50, a finger plate guide shaft 52 is arranged in each linear bearing 51, one end of each finger plate guide shaft 52 is fixed on a finger plate sliding block 53, the other end of each finger plate guide shaft 52 is fixed on a guide shaft gasket 54, each guide shaft gasket 54 is positioned outside the bearing fixing seat 50, a bearing spring 55 is sleeved on each linear bearing 51, one end of each bearing spring 55 is in contact with the finger plate sliding block 53, and the other end of each bearing spring 55 is in contact with the linear bearing 51;

a fixing seat linear bearing 59 is installed at the top of the bearing fixing seat 50, the fixing seat linear bearing 59 is inserted on the fixing seat guide rod 60, and the bottom of the vertical mounting plate 32 is connected with the finger frame 34 through a connecting block 33.

The rotating plate 41 is driven to rotate by the rotating motor 39, the rotating plate 41 drives the four pulley lugs 44 to mutually close or open along the length direction of the guide rail 30, so that the plurality of finger frames 34 are opened or closed, the net cover is supported, the finger plate sliding block 53 is driven to move up and down by the bag rolling cylinder 56, the finger plate 36 rotates by taking the rotating shaft 35 as an axis, the finger pins 37 are separated from the net cover, the bag rolling operation is realized, and the net cover is sleeved on fruits.

The cutting working principle is as follows: one end of the net sleeve sequentially passes through the passing opening 22 of the fixing plate 18, the net sleeve limiting ring 19 and the net sleeve passing opening 17 from bottom to top, the balancing weight 20 and the balancing weight pipe 21 are matched for use, a better guiding effect can be achieved, the net sleeve vertically moves upwards, when the net sleeve is cut, the cylinder 11 drives the rectangular frame 12 to move forward, the steering cam 14 drives the steering plate 1 to rotate under the driving of the rectangular frame 12, because the top of the cutter 4 is inserted into the upper chute 6 of the lower surface of the steering plate 1 through the convex block 7, and the bottom of the cutter 4 is inserted into the lower chute 3 of the lower limit bracket 2 through the cutter cam 5, when the steering plate 1 rotates, the six cutters 4 can be close to each other, and finally the sharp angles 4-5 of the six cutters are converged into one point, thereby realizing the cutting of the fruit and vegetable net cover, due to the arrangement of the guide upright rods 29 and the net cover top plate 26, the net cover can be supported, and the net cover can be conveniently cut and unfolded. The bagging working principle is as follows: the rotating motor 39 drives the rotating plate 41 to rotate, the rotating plate 41 drives the four pulley lugs 44 to fold along the length direction of the guide rail 30, so that the four folded finger frames 34 are inserted into the net sleeve, then the four pulley lugs 44 are driven to open along the length direction of the guide rail 30, so that the net sleeve is unfolded, the external driving mechanism drives the fruit and vegetable net sleeve bagging device to integrally move downwards, the four finger frames 34 are distributed on the periphery of fruits, at the moment, the strip bag air cylinder 56 drives the finger plate sliding block 53 to move downwards, the finger plate sliding block 53 pushes the finger plate 36 from top to bottom, the finger plate 36 rotates by taking the rotating shaft 35 as the axis after being stressed, so that the finger pins 37 below the finger plate 36 are folded in the U-shaped openings 36, so that the finger pins 37 are separated from the net openings of the net sleeve, the net sleeve can be separated from the finger frames 34 in the downward moving process of the finger plate sliding block 53, the finger pins 37 are separated from the net sleeve, the bag rolling operation is realized, and the net sleeve is sleeved on the fruits, the whole process is convenient and fast, and the production cost of enterprises is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fruit and vegetable net cutting and bagging device is characterized by comprising a net cutting mechanism for cutting a net and a bagging device arranged above the net cutting mechanism, wherein the net cutting mechanism comprises a net cutting knife group, the net cutting knife group comprises a lower limiting support, a steering plate and an upper limiting support which are arranged from bottom to top, six cutters in annular arrangement are arranged between the lower limiting support and the steering plate, a driving mechanism for driving the six cutters to open or close is arranged on the lower limiting support, the bagging device comprises a guide rail group consisting of guide rails with the same center of a circle, a guide rail sliding block capable of sliding along the length direction of each guide rail is arranged on each guide rail, a closing driving mechanism for driving a plurality of guide rail sliding blocks to close or open is arranged above the guide rail group, a vertical mounting plate linked with the guide rail sliding block is arranged below each guide rail sliding block, and a bag-collecting cylinder is arranged along the length direction of the vertical mounting plate, the bottom of the vertical mounting plate is provided with a vertical strip-shaped finger frame, a finger plate capable of rotating by taking a rotating shaft on the finger frame as an axis is hinged on the finger frame, a plurality of finger pins are arranged at the lower position of the finger plate, and the movable end of the bottom of the bag stripping cylinder is connected with a finger plate driving mechanism for rotating the finger plate.

2. The fruit and vegetable net cutting and bagging device according to claim 1, wherein the net cutting mechanism comprises a net guide mechanism, the net guide mechanism is arranged above the net cutting knife set, the net guide mechanism comprises a net limiting ring arranged above a fixing plate, a conical balancing weight is arranged in the net limiting ring, a vertically downward extending balancing weight pipe is arranged at the bottom of the balancing weight, and a through hole for passing through the balancing weight pipe and the net is formed in the fixing plate.

3. The fruit and vegetable net cutting and bagging device according to claim 2, wherein a guide vertical rod is inserted on the balancing weight, the bottom of the guide vertical rod is installed in the balancing weight through a linear bearing, a net cover top plate with the diameter larger than that of the guide vertical rod is installed at the top of the guide vertical rod, a spring is arranged between the net cover top plate and the linear bearing, the spring is sleeved outside the guide vertical rod, and a flat pad with the diameter larger than the outer diameter of the guide vertical rod is installed at the bottom of the guide vertical rod.

4. The fruit and vegetable mesh cutting and bagging device according to claim 1, wherein the steering plate and the lower limiting bracket are both circular, a sliding groove member is fixed in the lower limiting bracket, a mesh sleeve passing opening is formed in the centers of the steering plate and the sliding groove member, a plurality of lower sliding grooves which are equally spaced are horizontally extended outwards from the sliding groove member around the mesh sleeve passing opening, a hexagonal upper sliding groove is formed in the lower surface of the steering plate, a convex block inserted in the upper sliding groove is arranged on the upper surface of the cutter, a cutter cam inserted in the lower sliding groove is arranged on the lower surface of the cutter, and a driving mechanism for driving the steering plate to rotate is mounted on the lower limiting bracket.

5. The fruit and vegetable net cutting and bagging device according to claim 1, wherein the driving mechanism comprises a cylinder mounted on the lower limiting bracket, a rectangular frame is mounted at the tail end of a telescopic rod of the cylinder, a horizontal outward-extending mounting surface is arranged on the steering plate, a steering cam is mounted above the mounting surface, and the steering cam is embedded in the rectangular frame.

6. The fruit and vegetable mesh cutting and bagging device according to claim 1, wherein the cutter comprises a blade support, a blade and a blade cover plate, the blade is fixedly arranged on the blade support through the blade cover plate, the blade is in a long strip shape, one end of the blade is provided with a sharp corner, the cutting edges of the six blades are arranged around the mesh passing opening, and after the six cutters are folded, the sharp corners are converged at the circle center of the mesh passing opening.

7. The fruit and vegetable net cutting and bagging device according to claim 1, wherein the folding and unfolding driving mechanism comprises a rotating motor arranged on a motor fixing plate, the rotating motor is connected with a rotating shaft through a coupler, a rotating shaft bearing is arranged on the rotating shaft, a rotating plate linked with the rotating shaft is arranged on the rotating shaft, four long strip-shaped rotating grooves matched with four guide rails of the guide rail group are formed in the rotating plate, a slider cam is arranged on the upper surface of a guide rail slider through a slider cover plate, and the slider cam (44) is inserted into the rotating grooves.

8. The fruit and vegetable net cutting and bagging device according to claim 7, wherein a clamping groove is formed in the top of the finger plate, a clamping opening for clamping the clamping groove is formed in the finger frame, a finger plate spring is arranged in the clamping groove, one end of the finger plate spring is in contact with the clamping groove, the other end of the finger plate spring is sleeved on a protruding structure of the finger frame, a U-shaped opening is formed in the lower position of the finger frame, and the width of the U-shaped opening is larger than that of the finger plate.

9. The fruit and vegetable mesh cutting and bagging device according to claim 1, wherein the finger plate driving mechanism comprises a bearing fixing seat arranged at the bottom of the bag rolling cylinder, two linear bearings which are arranged up and down are arranged in the bearing fixing seat, a finger plate guide shaft is arranged in each linear bearing, one end of each finger plate guide shaft is fixed on each finger plate sliding block, the other end of each finger plate guide shaft is fixed on each guide shaft gasket, each guide shaft gasket is located outside the bearing fixing seat, each linear bearing is sleeved with a bearing spring, and each bearing spring is provided with one end which is in contact with each finger plate sliding block and the other end which is in contact with each linear bearing.