CN113022966A - Bag opening and discharging mechanism - Google Patents

Bag opening and discharging mechanism Download PDF

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Publication number
CN113022966A
CN113022966A CN202110517861.7A CN202110517861A CN113022966A CN 113022966 A CN113022966 A CN 113022966A CN 202110517861 A CN202110517861 A CN 202110517861A CN 113022966 A CN113022966 A CN 113022966A
Authority
CN
China
Prior art keywords
bag opening
cylinder
plectrum
bag
cover
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.)
Withdrawn
Application number
CN202110517861.7A
Other languages
Chinese (zh)
Inventor
刘瑞松
汪洪静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Langrui Packaging Technology Cangzhou Co ltd
Original Assignee
Langrui Packaging Technology Cangzhou Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Langrui Packaging Technology Cangzhou Co ltd filed Critical Langrui Packaging Technology Cangzhou Co ltd
Publication of CN113022966A publication Critical patent/CN113022966A/en
Withdrawn legal-status Critical Current

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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
    • B65B39/00—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/02—Expansible or contractible nozzles, funnels, or guides
    • 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
    • B65B39/00—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/12—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers movable towards or away from container or wrapper during filling or depositing
    • 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
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/46—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers
    • B65B43/465—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers for bags

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Supply Of Fluid Materials To The Packaging Location (AREA)

Abstract

The invention discloses a bag opening and blanking mechanism which comprises a blanking barrel and a rack, wherein a movable plate is arranged on the rack and can move up and down, a connecting arm is arranged on the movable plate, and a bag opening and blanking mechanism is arranged on the connecting arm and matched with a bottom outlet of the blanking barrel; prop bag unloading mechanism including supporting cover and plectrum, support the cover and fix on the linking arm and the suit is in the outside of feed cylinder down, the plectrum is provided with a plurality ofly along the circumference that supports the cover, and the plectrum is articulated with supporting the cover, prop bag unloading mechanism still including the shrink mechanism that the bottom that is used for realizing all plectrums is the shrink closed state and be used for realizing the bottom of plectrum is the mechanism that props of propping up the open mode. The bag opening is supported to the maximum on the premise of not influencing the bag inlet rate, the possibility of material blockage and material storage is avoided, and the problem of flow bottleneck of materials at the bag opening is solved to the maximum extent.

Description

Bag opening and discharging mechanism
Technical Field
The invention relates to the technical field of packaging machinery, in particular to a bag opening and blanking mechanism.
Background
Aiming at the long and thin bag type, particularly the M bag type (the Zhongfeng qin bag type), after the bag is clamped by a mechanical arm, the size of a bag opening which can be opened is smaller, for a filling station of a packaging machine, the requirement is difficult to meet by using a common funnel, if the funnel opening is made large, the bag entering rate is influenced, materials can fall outside, and if the funnel opening is made small, the condition that the materials cannot be completely discharged exists, the running speed of equipment is influenced, and the problem of material blockage can be caused.
Disclosure of Invention
The invention aims to avoid the defects in the prior art and provides a bag opening and blanking mechanism, so that the defects in the prior art are effectively overcome.
In order to achieve the purpose, the invention adopts the technical scheme that: a bag opening and blanking mechanism comprises a blanking barrel and a rack, wherein a movable plate is arranged on the rack and can move up and down, a connecting arm is arranged on the movable plate, and a bag opening and blanking mechanism is arranged on the connecting arm and matched with a bottom outlet of the blanking barrel;
prop bag unloading mechanism including supporting cover and plectrum, support the cover and fix on the linking arm and the suit is in the outside of feed cylinder down, the plectrum is provided with a plurality ofly along the circumference that supports the cover, and the plectrum is articulated with supporting the cover, prop bag unloading mechanism still including the shrink mechanism that the bottom that is used for realizing all plectrums is the shrink closed state and be used for realizing the bottom of plectrum is the mechanism that props of propping up the open mode.
Furthermore, the plectrum is evenly provided with everywhere along the inboard circumference of supporting the cover.
Furthermore, a rotating shaft support is fixedly arranged on the inner side of the supporting sleeve, and the shifting piece is hinged with the rotating shaft support through a horizontal rotating shaft.
Furthermore, the contraction mechanism comprises tension springs, and the tension springs are connected between the adjacent shifting pieces.
Furthermore, the supporting mechanism comprises a material guide cylinder, the material guide cylinder can be sleeved on the material discharging cylinder in a vertically sliding mode, a lifting mechanism used for completing the lifting action of the material guide cylinder is arranged on the connecting arm, and the bottom end of the material guide cylinder is located on the inner side of the shifting piece.
Further, when the guide cylinder is located at the upper limit position, the bottom end of the guide cylinder is flush with the bottom end of the lower feed cylinder.
Further, elevating system includes the cylinder, and the one end and the linking arm of cylinder are connected, and the other end and the guide cylinder of cylinder are connected.
Further, the inner diameter of the guide cylinder is matched with the outer diameter of the feeding cylinder.
The technical scheme of the invention has the following beneficial effects: the bag opening is supported to the maximum on the premise of not influencing the bag inlet rate, the possibility of material blockage and material storage is avoided, and the problem of flow bottleneck of materials at the bag opening is solved to the maximum extent.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of a bag opening and blanking mechanism according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a bottom view of FIG. 3;
FIG. 6 is a first working state diagram according to the embodiment of the present invention;
FIG. 7 is a second working state diagram according to the embodiment of the present invention;
FIG. 8 is a third diagram illustrating the working status of the embodiment of the present invention;
fig. 9 is a partial enlarged view at C in fig. 8.
Fig. 10 is a fourth working state diagram according to the embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-5, the bag opening and discharging mechanism described in this embodiment includes a discharging barrel 1 and a frame 2, a movable plate 3 is disposed on the frame 2 and can move up and down, a connecting arm 4 is disposed on the movable plate 3, a vertical guiding structure is disposed between the frame 2 and the movable plate 3, such as common structures like a guide rail and a sliding sleeve, and in addition, the lifting structure between the movable plate 3 and the frame 2 can be a cylinder lifting or other common driving forms.
In the present embodiment, the feed cylinder 1 is a screw feed cylinder on a screw machine, and its position is fixed.
A bag opening and blanking mechanism 5 is arranged on the connecting arm 4 and matched with the bottom outlet of the blanking barrel 1;
prop bag unloading mechanism 5 including supporting cover 501 and plectrum 502, support cover 501 and fix on linking arm 4 and the suit is in the outside of feed cylinder 1 down, support cover 501 and feed cylinder 1 and be non-contact structure, support cover 501 promptly and can accomplish the lift action for feed cylinder 1 down, the two does not influence each other, plectrum 502 is provided with a plurality ofly along the circumference of supporting cover 501, plectrum 502 is articulated with supporting cover 501, prop bag unloading mechanism 5 still including the bottom that is used for realizing all plectrums 502 be the shrink mechanism of shrink closed state and be used for realizing that the bottom of plectrum 502 is the mechanism that props up of propping up open mode.
As shown in fig. 5, in this embodiment, four shifting pieces 502 are uniformly arranged along the inner circumferential direction of the support sleeve 501, and when the four shifting pieces 502 are opened simultaneously, the opening of the packaging bag can be opened in an approximately circular state, so that the materials can be smoothly put into the packaging bag.
As shown in fig. 4-5, in this embodiment, a rotating shaft bracket 503 is fixedly disposed inside the supporting sleeve 501, the rotating shaft bracket 503 is detachably disposed inside the supporting sleeve 501 by a screw 5031, an outer surface of the rotating shaft bracket 503 is an arc shape adapted to an inner wall of the supporting sleeve 501, the rotating shaft bracket 503 is closely attached to the inner wall of the supporting sleeve 501 to achieve stable installation of the structure, the dial 502 is hinged to the rotating shaft bracket 503 by a horizontal rotating shaft 504, and preferably, an upper side of the dial 502 is hinged to the rotating shaft bracket 503.
As shown in fig. 5, the retraction mechanism includes a tension spring 505, the tension spring 505 is connected between adjacent dials 502, a tension spring hanging plate 5021 is fixedly arranged on the outer side of each dial 502 in cooperation with the tension spring 505, and a hanging hole is arranged on the end of each tension spring hanging plate 5021 in cooperation with the tension spring 505.
The supporting mechanism comprises a material guiding cylinder 506, the material guiding cylinder 506 is sleeved on the material discharging cylinder 1 in a vertically sliding mode, the inner diameter of the material guiding cylinder 506 is matched with the outer diameter of the material discharging cylinder 1, a small amount of gap is reserved between the material guiding cylinder and the material discharging cylinder for realizing relative movement of the material guiding cylinder and the material discharging cylinder, a lifting mechanism used for completing lifting of the material guiding cylinder 506 is arranged on the connecting arm 4, and the bottom end of the material guiding cylinder 506 is located on the inner side of the shifting piece 502.
Preferably, when the guide cylinder 506 is located at the upper limit position, the bottom end of the guide cylinder 506 is flush with the bottom end of the blanking cylinder 1, so that the situations of material blockage and material storage can be avoided.
The lifting mechanism comprises a cylinder 507, one end of the cylinder 507 is connected with a connecting arm 4, the other end of the cylinder 507 is connected with a material guide cylinder 506, specifically, the middle of the cylinder body of the cylinder 507 is hinged with the connecting arm 4, and an action rod of the cylinder 507 is fixedly connected with the top of the material guide cylinder 506 through a connecting hoop.
The working principle of the invention is as follows:
the method comprises the following steps: as shown in fig. 6, the manipulator opens the packaging bag 6 and conveys the packaging bag to a position right below the lower charging barrel 1, at this time, the bottoms of all the shifting pieces 502 are in a contracted and closed state under the action of the tension spring 505, the guide cylinder 506 is at an upper limit position relative to the lower charging barrel 1, the bottom end of the guide cylinder 506 is flush with the bottom end of the lower charging barrel 1, and the bottom end of the guide cylinder 506 abuts against the upper inner side of all the shifting pieces 502 at the same time;
step two: as shown in fig. 7, the movable plate 3 is driven by the lifting structure to drive the bag opening and blanking mechanism 5 to integrally move downwards, so that the lower side of the pick 502 is inserted into the packaging bag 6;
step three: as shown in fig. 8-9, under the action of the cylinder 507, the blanking barrel 1 moves downwards, and at the same time, under the squeezing action of the blanking barrel 1, the bottoms of all the poking pieces 502 are simultaneously opened, finally, the poking pieces 502 are in a vertical state, and the bag mouth of the packaging bag 6 is opened, and the material guiding barrel 506 is used for communicating the blanking barrel 1 and the packaging bag 6 for blanking;
step four: as shown in fig. 10, the movable plate 3 drives the bag opening and discharging mechanism 54 to move upward integrally under the driving of the lifting structure, so that the pick 502 leaves the packaging bag 6 in an opened state;
step five: under the action of the air cylinder 507, the blanking barrel 1 is lifted back to the initial position, and all the poking sheets 502 are also contracted and closed again under the action of the tension spring 505 to prepare for the next opening blanking.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides a prop bag unloading mechanism, includes feed cylinder and frame down, what can reciprocate in the frame is provided with the fly leaf, is provided with the linking arm on the fly leaf, its characterized in that: a bag opening and blanking mechanism is arranged on the connecting arm and matched with the outlet at the bottom of the discharging barrel;
prop bag unloading mechanism including supporting cover and plectrum, support the cover and fix on the linking arm and the suit is in the outside of feed cylinder down, the plectrum is provided with a plurality ofly along the circumference that supports the cover, and the plectrum is articulated with supporting the cover, prop bag unloading mechanism still including the shrink mechanism that the bottom that is used for realizing all plectrums is the shrink closed state and be used for realizing the bottom of plectrum is the mechanism that props of propping up the open mode.
2. The bag opening and blanking mechanism of claim 1, wherein: the plectrum is evenly provided with everywhere along the inboard circumference of supporting the cover.
3. The bag opening and blanking mechanism of claim 1, wherein: the inner side of the supporting sleeve is fixedly provided with a rotating shaft support, and the shifting piece is hinged with the rotating shaft support through a horizontal rotating shaft.
4. The bag opening and blanking mechanism of claim 1, wherein: the contraction mechanism comprises tension springs, and the tension springs are connected between the adjacent shifting pieces.
5. The bag opening and blanking mechanism of claim 1, wherein: the supporting mechanism comprises a material guide cylinder, the material guide cylinder is sleeved on the material discharging cylinder in a vertically sliding mode, a lifting mechanism used for completing the lifting action of the material guide cylinder is arranged on the connecting arm, and the bottom end of the material guide cylinder is located on the inner side of the shifting piece.
6. The bag opening and blanking mechanism of claim 5, wherein: when the guide cylinder is located at the upper limit position, the bottom end of the guide cylinder is flush with the bottom end of the lower charging barrel.
7. The bag opening and blanking mechanism of claim 5, wherein: the lifting mechanism comprises an air cylinder, one end of the air cylinder is connected with the connecting arm, and the other end of the air cylinder is connected with the material guide cylinder.
8. The bag opening and blanking mechanism of claim 5, wherein: the inner diameter of the guide cylinder is matched with the outer diameter of the discharging cylinder.
CN202110517861.7A 2020-09-30 2021-05-12 Bag opening and discharging mechanism Withdrawn CN113022966A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011059354.5A CN112046856A (en) 2020-09-30 2020-09-30 Bag opening and discharging mechanism
CN2020110593545 2020-09-30

Publications (1)

Publication Number Publication Date
CN113022966A true CN113022966A (en) 2021-06-25

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Application Number Title Priority Date Filing Date
CN202011059354.5A Withdrawn CN112046856A (en) 2020-09-30 2020-09-30 Bag opening and discharging mechanism
CN202110517861.7A Withdrawn CN113022966A (en) 2020-09-30 2021-05-12 Bag opening and discharging mechanism

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202011059354.5A Withdrawn CN112046856A (en) 2020-09-30 2020-09-30 Bag opening and discharging mechanism

Country Status (1)

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CN (2) CN112046856A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112722446A (en) * 2021-01-25 2021-04-30 浙江古川机械有限公司 Bag feeding type packaging blanking mode

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Publication number Publication date
CN112046856A (en) 2020-12-08

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Application publication date: 20210625

WW01 Invention patent application withdrawn after publication