CN108327995B - Fruit mesh bag opening mechanism and assembly thereof - Google Patents
Fruit mesh bag opening mechanism and assembly thereof Download PDFInfo
- Publication number
- CN108327995B CN108327995B CN201810299348.3A CN201810299348A CN108327995B CN 108327995 B CN108327995 B CN 108327995B CN 201810299348 A CN201810299348 A CN 201810299348A CN 108327995 B CN108327995 B CN 108327995B
- Authority
- CN
- China
- Prior art keywords
- bag opening
- section
- bag
- opening
- fruit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 235000013399 edible fruits Nutrition 0.000 title claims abstract description 59
- 210000000078 claw Anatomy 0.000 claims abstract description 59
- 238000005452 bending Methods 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 9
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000141359 Malus pumila Species 0.000 description 1
- 244000294611 Punica granatum Species 0.000 description 1
- 235000014360 Punica granatum Nutrition 0.000 description 1
- 241000220324 Pyrus Species 0.000 description 1
- 235000021016 apples Nutrition 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021017 pears Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B25/00—Packaging other articles presenting special problems
- B65B25/02—Packaging agricultural or horticultural products
- B65B25/04—Packaging fruit or vegetables
- B65B25/048—Packaging fruit or vegetables in nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B5/00—Packaging individual articles in containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, jars
- B65B5/04—Packaging single articles
- B65B5/045—Packaging single articles in bags
Abstract
The invention relates to a fruit net bag opening mechanism, which comprises a base, a push rod, guide plates and bag opening claws, wherein the guide plates and the bag opening claws are in one-to-one correspondence, and each guide plate and each bag opening claw comprises at least two guide plates; the guide plate is arranged at the lower part of the base, the lower end of the push rod penetrates through the base, the bag supporting claw is hinged with the lower end of the push rod through a connecting rod, and the upper end of the bag supporting claw is in sliding connection with the guide plate; the fruit net bag opening mechanism comprises a fruit net bag opening mechanism, a fruit net bag opening mechanism and a bag opening mechanism, wherein the fruit net bag opening mechanism is arranged on the fruit net bag opening mechanism; the beneficial effects of the invention are as follows: can realize automatic bag opening, bag opening claw slides along the guide plate to drive the bag opening claw to open and close.
Description
Technical Field
The invention relates to a bag opening mechanism and components thereof, in particular to a fruit mesh bag opening mechanism and components thereof, belonging to the field of fruit packaging machinery.
Background
In order to prevent collision of fruits during transportation, the fruits are protected by the foam net bags in a covering mode, and traditional fruit net bag packages (such as apples, pears, pomegranates and the like) are packaged manually, so that the packaging efficiency is extremely low. The fruit mesh bag is of a net structure, has certain elasticity, is made of bubbles, has certain friction on the surface, and can cause the breakage of the bubbles even the breakage of the mesh bag when the fruit mesh bag is slightly excessively rubbed.
Fruit mesh bag packaging machines are continuously pushed out in the prior art, but the machines have a complex general structure or can not realize automation, and manual bag opening is still needed.
The fruit mesh bag opening mechanism is developed at present, a mesh bag is opened by a mechanical arm and sleeved on fruits, but the following problems exist:
1) When the mechanical arm is pulled away, the fruit net bag is easy to tear, and the larger the contact area between the mechanical arm and the net bag is, the larger the friction force born by the net bag is, and the more easily damaged the net bag is;
2) When the manipulator is pulled away, the manipulator is not easy to be separated from the fruit mesh bag, and at the moment of pulling away the manipulator, the fruit mesh bag automatically contracts and is difficult to be separated;
the net bag is easy to open by using an opening mode like an umbrella, but the net bag is easy to open, the net bag still has the problem that the net bag is not easy to cover fruits because the movement process is swinging and the contraction state is conical, and the net bag is easy to slip forwards because the net bag is pushed forwards in the opening process, and once the opening device is opened into an inverted conical shape, the net bag is difficult to be separated from the manipulator.
Disclosure of Invention
The invention provides an automatic fruit mesh bag opening mechanism aiming at the defects in the prior art.
The technical scheme for solving the technical problems is as follows: the fruit net bag opening mechanism comprises a base, a push rod, guide plates and bag opening claws, wherein the guide plates correspond to the bag opening claws one by one, and the guide plates and the bag opening claws comprise at least two; the guide plates are arranged at the lower part of the base in a central symmetry mode, the lower end of the push rod penetrates through the base, the bag supporting claw is hinged with the lower end of the push rod through a connecting rod, and the upper end of the bag supporting claw is in sliding connection with the guide plates. When the fruit net bag is unfolded, the bag-unfolding claws are simultaneously operated to unfold the fruit net bag, and the bag-unfolding claws are unfolded outwards and folded inwards, so that the inner and outer sides in the invention are defined.
The fruit mesh bag opening mechanism has the beneficial effects that: can realize automatic bag opening, bag opening claw slides along the guide plate to drive the bag opening claw to open and close.
Further, the bag opening claw comprises a sliding connection section and an opening section, the sliding connection section is connected with the opening section through a bending section, and the bending section is bent inwards relative to the sliding connection section.
Further, the sliding connection section and the spreading section are parallel.
The beneficial effects of adopting the further technical scheme are as follows: the bag opening claws are circularly arranged, the sliding connection section and the opening section of each bag opening claw are parallel to each other, the sliding connection sections slide towards different directions to drive the opening sections to slide, the fruit net bags are opened, the fruit net bags are cylindrical after being opened, the fruit net bags are conveniently sleeved on fruits, and the bag opening claws are easy to be separated from the net bags.
Further, the outside of the stretching section is provided with a contact ridge, and the contact ridge is in line contact with the fruit mesh bag.
The beneficial effects of adopting the further technical scheme are as follows: the contact area of the bag supporting claw and the mesh bag is reduced, namely the friction force between the bag supporting claw and the mesh bag is reduced, and the mesh bag is not easy to damage when the bag supporting claw is separated from the mesh bag.
Further, the cross section of the contact ridge is semi-elliptical and semi-circular.
Further, the sliding connection section is of a U-shaped fork structure, two pairs of connection holes are formed in the sliding connection section, two parallel sliding grooves are formed in the guide plate, each sliding groove corresponds to one pair of connection holes respectively, the sliding grooves are arranged between the pair of connection holes, a pin shaft is arranged between the connection holes and the sliding grooves, and two ends of the pin shaft are installed in the corresponding connection holes through bearings respectively.
The beneficial effects of adopting the further technical scheme are as follows: the connecting holes are provided with pin shafts which can slide in the sliding holes, the sliding directions of the bag supporting claws can be guaranteed to be unchanged by the two pin shafts, and the net bags are guaranteed to be cylindrical instead of conical after the bag supporting claws are opened.
Further, wedge-shaped surfaces are arranged on two sides of the stretching section.
The beneficial effects of using the above further technical scheme are: when the bag supporting claws are distributed along a circle, before the bag supporting claws are opened, the bag supporting claws are closed together, and the wedge-shaped surfaces can enable the adjacent bag supporting claws to be attached together, so that the bag supporting claws can be tightly folded together.
Further, the outer side of the lower end of the stretching section is an arc part.
The beneficial effects of adopting the further technical scheme are as follows: the bag opening claws are distributed along a circle, each opening section is in a folded state before opening, an oval arc surface is formed at the lower end of each opening section, and when the opening sections open the net bag, the net bag can be smoothly opened by entering the net bag.
Further, two ends of the connecting rod are in a U-shaped fork structure.
Further, the sliding connection section and the opening section are both in the vertical direction.
Further, the bag opening claws comprise a plurality of bag opening claws which are circularly and uniformly distributed.
The beneficial effects of adopting the further technical scheme are as follows: the fruit net bag is characterized in that a plurality of bag supporting claws are circularly and uniformly distributed, the sliding connection section and the opening section of each bag supporting claw are parallel to each other, the sliding connection sections slide towards different directions to drive the opening sections to slide, the fruit net bag is opened, the fruit net bag is cylindrical after being opened, the fruit net bag is conveniently sleeved on fruits, and the bag supporting claws are easy to be separated from the net bag.
Further, the bag-supporting claws include 3 to 10, but are not limited thereto.
Further, the number of the bag supporting claws is 6.
Further, the lower end of the push rod is provided with a hinged plate, the bag supporting claw is provided with a lug plate, and the connecting rod is hinged between the hinged plate and the lug plate; the lug plate is arranged at one end of the sliding connection section, which is close to the bending section, and is positioned at the inner side of the sliding connection section.
The invention also relates to a fruit mesh bag opening assembly, which comprises the fruit mesh bag opening mechanism and a driving mechanism, wherein the driving mechanism drives the push rod to move up and down.
Further, the driving mechanism is a linear motor, an electric cylinder, a hydraulic cylinder or an air cylinder, and when the driving mechanism adopts the air cylinder, the air cylinder comprises a cylinder body and a piston rod, and the piston rod is fixedly connected with the push rod or integrally formed.
The fruit mesh bag opening assembly has the beneficial effects that: can realize automatic net bag supporting, and save manpower.
Drawings
FIG. 1 is a schematic diagram of a fruit mesh bag opening mechanism according to the present invention;
fig. 2 is a schematic diagram of a fruit mesh bag opening mechanism in a state that bag opening claws are opened;
FIG. 3 is a schematic view of a guide plate according to the present invention;
FIG. 4 is a schematic view of the structure of the bag supporting claw in the invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 4;
FIG. 6 is a front view of the bag-holding jaw of the present invention;
FIG. 7 is a cross-sectional view taken along the line B-B of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic structural view of a fruit mesh bag support assembly of the present invention;
fig. 9 is a schematic view of a fruit mesh bag opening assembly according to the present invention when the bag opening claws are opened;
FIG. 10 is an enlarged partial schematic view of the invention at S in FIG. 9;
FIG. 11 is a schematic view of a connecting rod according to the present invention;
in the drawings, the list of component names indicated by the respective reference numerals is as follows: 1. 1-1 parts of bag opening claws, 1-11 parts of opening sections, 1-12 parts of contact ridges, 1-13 parts of arc parts, 1-2 parts of wedge-shaped surfaces, 1-3 parts of bending sections, 1-31 parts of sliding connecting sections, 1-4 parts of connecting holes, 1-4 parts of lug plates, 2 parts of guide plates, 2-1 parts of sliding grooves, 2-2 parts of fixed connecting plates, 3 parts of bases, 4 parts of push rods, 5 parts of connecting rods, 6 parts of air cylinders.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
As shown in fig. 1-7 and 10, the fruit mesh bag opening mechanism comprises a base 3, a push rod 4, guide plates 2 and bag opening claws 1, wherein the guide plates 2 are in one-to-one correspondence with the bag opening claws 1 and each guide plate comprises 6 guide plates; the guide plate 2 is arranged at the lower part of the base 3, the lower end of the push rod 4 penetrates through the base 3, the bag supporting claws 1 are hinged to the lower end of the push rod 4 through connecting rods 5, the upper ends of the bag supporting claws 1 are slidably connected with the guide plate 2, and 6 bag supporting claws 1 are circularly and uniformly distributed. When the fruit net bag is unfolded, 6 bag-unfolding claws which are circularly and uniformly distributed act to unfold the fruit net bag, and the bag-unfolding claws are unfolded outwards and folded inwards, so that the inner and outer sides of the fruit net bag are defined; the terms "upper" and "lower" used in the present invention are used in the orientation of the drawings.
The bag opening claw 1 comprises a sliding connection section 1-3 and an opening section 1-1, wherein the sliding connection section 1-3 and the opening section 1-1 are connected through a bending section 1-2, the sliding connection section 1-3 is parallel to the opening section 1-1, and the bending section 1-2 is inwards bent relative to the sliding connection section 1-3; wedge-shaped faces 1-13 are arranged on two sides of the stretching section 1-1, an arc part 1-12 is arranged on the outer side of the lower end of the stretching section 1-1, and two ends of the connecting rod 5 are of a U-shaped fork structure; the lower end of the push rod is provided with a hinged plate, the bag supporting claw 1 is also provided with a lug plate 1-4, and the lug plate 1-4 is arranged at one end of the sliding connecting section 1-3, which is close to the bending section 1-2, and is positioned at the inner side of the sliding connecting section; the connecting rod is hinged between the hinge plate and the ear plate.
The sliding connection section 1-3 and the stretching section 1-1 are in vertical directions.
One end of the connecting rod 5 is hinged with the lower end of the push rod 4, and the other end is hinged with the ear plates 1-4.
The outer side of the stretching section 1-1 is provided with a contact ridge 1-11, the contact ridge 1-11 is in line contact with a fruit mesh bag, and the cross section of the contact ridge 1-11 is semi-elliptical and semi-circular.
The sliding connecting section 1-3 is of a U-shaped fork structure, two pairs of connecting holes 1-31 are formed in the sliding connecting section 1-3, two parallel sliding grooves 2-1 are formed in the guide plate 2, each sliding groove 2-1 corresponds to one pair of connecting holes 1-31 respectively, the sliding grooves 2-1 are arranged between the pair of connecting holes 1-31, a pin shaft is arranged between the connecting holes 1-31 and the sliding grooves 2-1, and two ends of the pin shaft are mounted in the corresponding connecting holes 1-31 through bearings respectively.
The guide plate 2 comprises a guide plate body and a fixed connecting plate 2-2, the guide plate 2 is in a parallelogram shape, the fixed connecting plate 2-2 is connected with the base 3 through screws, and the chute 2-1 is obliquely arranged downwards.
As shown in fig. 1-10, the invention further relates to a fruit mesh bag opening assembly, which comprises the fruit mesh bag opening mechanism and a driving mechanism, wherein the driving mechanism drives the push rod 4 to move up and down, the driving mechanism comprises a cylinder 6, the cylinder 6 comprises a cylinder body and a piston rod, and the piston rod and the push rod are integrally formed.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The fruit net bag opening mechanism is characterized by comprising a base, a push rod, guide plates and bag opening claws, wherein the guide plates correspond to the bag opening claws one by one, and the guide plates and the bag opening claws comprise at least two; the guide plates are arranged at the lower part of the base in a central symmetry manner, the lower end of the push rod penetrates through the base, the bag supporting claw is hinged with the lower end of the push rod through a connecting rod, and the upper end of the bag supporting claw is in sliding connection with the guide plates;
the bag opening claw comprises a sliding connecting section and an opening section, the sliding connecting section is connected with the opening section through a bending section, the bending section is inwards bent relative to the sliding connecting section, and the sliding connecting section is parallel to the opening section;
the sliding connection section is of a U-shaped fork structure, two pairs of connection holes are formed in the sliding connection section, two parallel sliding grooves are formed in the guide plate, each sliding groove corresponds to one pair of connection holes respectively, the sliding grooves are arranged between the pair of connection holes, and pin shafts are arranged between the connection holes and the sliding grooves.
2. Fruit mesh bag opening mechanism according to claim 1, characterized in that the outer side of the opening section is provided with contact ridges.
3. Fruit mesh bag opening mechanism according to claim 1 or 2, characterized in that both sides of the opening section are provided with wedge-shaped surfaces.
4. Fruit mesh bag opening mechanism according to claim 1 or 2, characterized in that the outer side of the lower end of the opening section is an arc.
5. Fruit mesh bag opening mechanism according to claim 1 or 2, characterized in that the lower end of the push rod is provided with a hinged plate, the bag opening claw is provided with a lug plate, and the connecting rod is hinged between the hinged plate and the lug plate.
6. A fruit mesh bag opening assembly, comprising a fruit mesh bag opening mechanism according to any one of claims 1 to 5, and further comprising a driving mechanism, wherein the driving mechanism drives the push rod to move up and down.
7. The fruit mesh bag opening assembly of claim 6 wherein the drive mechanism is a linear motor, an electric cylinder, a hydraulic cylinder or an air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299348.3A CN108327995B (en) | 2018-04-04 | 2018-04-04 | Fruit mesh bag opening mechanism and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299348.3A CN108327995B (en) | 2018-04-04 | 2018-04-04 | Fruit mesh bag opening mechanism and assembly thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108327995A CN108327995A (en) | 2018-07-27 |
| CN108327995B true CN108327995B (en) | 2024-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810299348.3A Active CN108327995B (en) | 2018-04-04 | 2018-04-04 | Fruit mesh bag opening mechanism and assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108327995B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109018476A (en) * | 2018-07-28 | 2018-12-18 | 佛山汉深科技有限公司 | A kind of pocket creasing mechanism |
| CN111332545B (en) * | 2019-06-28 | 2024-02-13 | 青岛海科佳智能科技股份有限公司 | Four-way bag supporting mechanism of packaging machine |
| CN114212319B (en) * | 2021-12-10 | 2023-06-06 | 哈工大泰州创新科技研究院有限公司 | Packaging device for high polymer material production and processing |
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