CN211845134U - Bag opening and unfolding mechanism for large packaging bag - Google Patents

Bag opening and unfolding mechanism for large packaging bag Download PDF

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Publication number
CN211845134U
CN211845134U CN202020239088.3U CN202020239088U CN211845134U CN 211845134 U CN211845134 U CN 211845134U CN 202020239088 U CN202020239088 U CN 202020239088U CN 211845134 U CN211845134 U CN 211845134U
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China
Prior art keywords
bag
mounting
sucker
driving
mounting seat
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Application number
CN202020239088.3U
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Chinese (zh)
Inventor
王海涛
袁艳唐
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Jiangsu Tom Intelligent Equipment Co.,Ltd.
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Jiangsu Tom Packaging Machinery Co ltd
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Priority to CN202020239088.3U priority Critical patent/CN211845134U/en
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Abstract

The utility model discloses a bag opening and unfolding mechanism for large packaging bags, which comprises a mounting rack, bag clamping devices symmetrically arranged at two ends of the mounting rack, bag opening devices symmetrically arranged at two sides of the mounting rack and a driving device for driving the two bag clamping devices to synchronously approach or keep away from each other; the two bag clamping devices are respectively used for clamping two side edges of the large package; the two bag opening devices are used for opening the bag opening of the bag. The utility model discloses set up the sackholder device, opened bagging apparatus and drive arrangement, opened bagging apparatus through being close to or keeping away from and cooperating of two sackholder devices of drive arrangement synchronous drive and realize carrying out the sack to big wrapping bag and expand for can realize automatic packing to big bag packing, improved the productivity effect greatly.

Description

Bag opening and unfolding mechanism for large packaging bag
Technical Field
The utility model belongs to the technical field of the packaging technique and specifically relates to a bag opening and unfolding mechanism for big packing bag is related to.
Background
In the field of large packaging bag packaging machines, dosage specifications of 10 kg-25 kg are basically produced in the form of a semi-automatic and full-automatic bag feeding packaging machine or a film rolling vertical packaging machine, however, in the form of the traditional packaging machine, a packaging material suitable for the former type is a prefabricated bag packaging material, and bag opening and bag unfolding stations on equipment mechanisms are respectively realized by mechanisms with two stations, so that the traditional packaging machine cannot be integrated into a set of device, and the packaging material is a prefabricated bag, so that the bag making cost is high, and the traditional packaging machine cannot be used as a preferred scheme for packaging materials. In the latter roll film type vertical packaging machine, the used packaging material is roll film, bags are made through a former, the packaging bag is provided with a back seal, and no bag unfolding and opening stations are arranged before a sealing station of the packaging bag.
In order to avoid the defects of the two types of equipment, the two types of equipment are combined, and a bag opening and unfolding mechanism for large packaging bags is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a big packing bag open a bag exhibition bag mechanism to prior art's part.
Realize the utility model discloses the technical scheme of purpose is: a bag opening and unfolding mechanism for large packaging bags comprises a mounting frame, bag clamping devices symmetrically arranged at two ends of the mounting frame, bag opening devices symmetrically arranged at two sides of the mounting frame, and a driving device for driving the two bag clamping devices to synchronously approach or depart from each other; the two bag clamping devices are respectively used for clamping two side edges of the large package; the two bag opening devices are used for opening the bag opening of the bag.
The bag clamping device comprises an installation seat, a bag clamping claw arranged below the installation seat and a bag clamping claw driving assembly for driving the bag clamping claw to open or close; the mounting seat is connected to the mounting frame in a sliding manner; the bag clamping claw is fixed on the mounting seat through the lifting assembly.
The bag opening device comprises a mounting block, a sucker assembly, a sucker lifting cylinder and a sucker driving cylinder; the mounting block is fixed on the mounting frame; the sucker lifting cylinder is fixed on the mounting block; the sucker driving cylinder is fixedly connected with a piston rod of the sucker lifting cylinder; the sucker component is fixedly connected with the sucker driving cylinder; the sucking disc drives actuating cylinder and is used for driving the sucking disc subassembly and is close to or keeps away from the sack.
The mounting seat is slidably mounted on the mounting frame through a sliding rod; the driving device comprises a mounting seat driving cylinder, a first connecting rod, a rotating block and a second connecting rod; the mounting seat driving cylinder is arranged on one side of the mounting frame; the rotating block is rotatably arranged on the mounting block which is positioned on the same side with the mounting seat driving cylinder; one end of the first connecting rod is hinged with one side of one mounting seat, and the other end of the first connecting rod is hinged with one end of the rotating block; one end of the second connecting rod is hinged with one side of the other mounting seat where the driving cylinder is located, and the other end of the second connecting rod is hinged with the other end of the rotating block; and a piston rod of the mounting seat driving cylinder is fixedly connected with one side of one mounting seat.
By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) the utility model discloses set up the sackholder device, opened bagging apparatus and drive arrangement, opened bagging apparatus through being close to or keeping away from and cooperating of two sackholder devices of drive arrangement synchronous drive and realize carrying out the sack to big wrapping bag and expand for can realize automatic packing to big bag packing, improved the productivity effect greatly.
(2) The utility model discloses a lifting unit drive bag clamping claw goes up and down for bag clamping claw is more nimble, and bag clamping effect is better.
(3) The utility model discloses a bag is opened to the sucking disc subassembly to set up sucking disc lift cylinder, can adjust the height of sucking disc, with aim at corresponding sack, it is more accurate to open the bag.
(4) The utility model discloses a drive arrangement adopts the mount pad to drive actuating cylinder, first connecting rod, rotatory piece and second connecting rod, and the linkage through first connecting rod, rotatory piece and second connecting rod is in order to realize the synchronous relative motion of two mount pads or keep away from, and not only the structure is ingenious, can drive the distance of actuating cylinder's stroke in order to adjust two mount pad movements through changing the mount pad moreover to be applicable to the sack of equidimension not, the suitability is stronger.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is another schematic view of the visual structure of the present invention.
The reference numbers in the drawings are:
the bag opening device comprises a mounting frame 1, a sliding rod 1-1, a bag clamping device 2, a mounting seat 2-1, a bag clamping claw 2-2, a bag clamping claw driving assembly 2-3, a lifting assembly 2-4, a bag opening device 3, a mounting block 3-1, a sucker assembly 3-2, a sucker lifting cylinder 3-3, a sucker driving cylinder 3-4, a driving device 4, a mounting seat driving cylinder 4-1, a first connecting rod 4-2, a rotating block 4-3 and a second connecting rod 4-4.
Detailed Description
(example 1)
Referring to fig. 1 and 2, the bag opening and unfolding mechanism for large packaging bags of the present embodiment includes a mounting frame 1, bag clamping devices 2 symmetrically disposed at two ends of the mounting frame 1, bag opening devices 3 symmetrically disposed at two sides of the mounting frame 1, and a driving device 4 for driving the two bag clamping devices 2 to synchronously approach or leave. The two bag clamping devices 2 are respectively used for clamping two side edges of the big package. Two bag openers 3 are used for opening the bag sack.
The bag clamping device 2 comprises a mounting seat 2-1, a bag clamping claw 2-2 arranged below the mounting seat 2-1 and a bag clamping claw driving assembly 2-3 for driving the bag clamping claw 2-2 to open or close. The mounting base 2-1 is connected on the mounting frame 1 in a sliding mode. The bag clamping claw 2-2 is fixed on the mounting seat 2-1 through a lifting component 2-4, and the lifting component 2-4 adopts a lifting cylinder. The bag clamping claw driving assembly 2-3 adopts an air cylinder, two claws of the bag clamping claw 2-2 are respectively fixed on a piston rod of the lifting air cylinder through mounting plates, the two claws of the bag clamping claw 2-2 are hinged with the mounting plates, the bag clamping claw driving assembly 2-3 adopts a double-stroke air cylinder, and two ends of the double-stroke air cylinder are respectively fixed with the two claws.
The bag opening device 3 comprises a mounting block 3-1, a sucker component 3-2, a sucker lifting cylinder 3-3 and a sucker driving cylinder 3-4. The mounting block 3-1 is fixed on the mounting frame 1. The sucker lifting cylinder 3-3 is fixed on the mounting block 3-1. The sucker driving cylinder 3-4 is fixedly connected with a piston rod of the sucker lifting cylinder 3-3. The sucker component 3-2 is fixedly connected with the sucker driving cylinder 3-4. The sucker driving cylinder 3-4 is used for driving the sucker component 3-2 to be close to or far away from the bag opening. The sucker component 3-2 preferably adopts two suckers which are fixed on a piston rod of the sucker driving cylinder 3-4 through a sucker mounting plate.
The mounting seat 2-1 is slidably mounted on the mounting frame 1 through a sliding rod 1-1. The driving device 4 comprises a mounting seat driving cylinder 4-1, a first connecting rod 4-2, a rotating block 4-3 and a second connecting rod 4-4. The mounting seat driving cylinder 4-1 is arranged on one side of the mounting frame 1. The rotating block 4-3 is rotatably arranged on the mounting block 3-1 which is positioned on the same side with the mounting seat driving cylinder 4-1. One end of the first connecting rod 4-2 is hinged with one side of one mounting seat 2-1, and the other end is hinged with one end of the rotating block 4-3. One end of the second connecting rod 4-4 is hinged with one side of the other mounting seat 2-1 where the driving cylinder is located, and the other end of the second connecting rod is hinged with the other end of the rotating block 4-3. A piston rod of the mounting driving cylinder is fixedly connected with one side of one mounting seat 2-1.
The working process of the embodiment is as follows: firstly, a bag is sent into the bag opening and unfolding mechanism of the large packaging bag in the embodiment in the previous process, at the moment, the lifting assembly 2-4 drives the bag clamping claws 2-2 to grab the bag, the two side edges of the bag opening are respectively grabbed, then, the sucker lifting cylinder 3-3 drives the sucker assembly 3-2 to descend to the position corresponding to the bag opening, then, under the action of the sucker driving cylinder 3-4, the sucker assembly 3-2 sucks the bag opening and retracts, meanwhile, the driving device 4 drives the two bag clamping claws 2-2 to approach to the middle to open the bag opening, at the moment, the external filling mechanism carries out filling, after filling is completed, the sucker assembly 3-2 is loosened and reset, the driving device 4 drives the two bag clamping claws 2-2 to reset to straighten the bag opening, and the bag taking is convenient for the next process.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (4)

1. The utility model provides an open bag exhibition bag mechanism of big packing bag which characterized in that: the bag opening device comprises a mounting frame (1), bag clamping devices (2) symmetrically arranged at two ends of the mounting frame (1), bag opening devices (3) symmetrically arranged at two sides of the mounting frame (1) and a driving device (4) for driving the two bag clamping devices (2) to synchronously approach or leave; the two bag clamping devices (2) are respectively used for clamping two side edges of the large package; the two bag opening devices (3) are used for opening the bag openings of the bag-in-bag.
2. The big bag opening and unfolding mechanism of claim 1, wherein: the bag clamping device (2) comprises a mounting seat (2-1), a bag clamping claw (2-2) arranged below the mounting seat (2-1) and a bag clamping claw driving assembly (2-3) for driving the bag clamping claw (2-2) to open or close; the mounting base (2-1) is connected to the mounting frame (1) in a sliding manner; the bag clamping claw (2-2) is fixed on the mounting seat (2-1) through a lifting component (2-4).
3. The big bag opening and unfolding mechanism of claim 2, wherein: the bag opening device (3) comprises a mounting block (3-1), a sucker assembly (3-2), a sucker lifting cylinder (3-3) and a sucker driving cylinder (3-4); the mounting block (3-1) is fixed on the mounting frame (1); the sucker lifting cylinder (3-3) is fixed on the mounting block (3-1); the sucker driving cylinder (3-4) is fixedly connected with a piston rod of the sucker lifting cylinder (3-3); the sucker component (3-2) is fixedly connected with the sucker driving cylinder (3-4); the sucker driving cylinder (3-4) is used for driving the sucker component (3-2) to be close to or far away from the bag opening.
4. The big bag opening and unfolding mechanism of claim 3, wherein: the mounting seat (2-1) is slidably mounted on the mounting frame (1) through a sliding rod (1-1); the driving device (4) comprises a mounting seat driving cylinder (4-1), a first connecting rod (4-2), a rotating block (4-3) and a second connecting rod (4-4); the mounting seat driving cylinder (4-1) is arranged on one side of the mounting frame (1); the rotating block (4-3) is rotatably arranged on the mounting block (3-1) which is positioned on the same side with the mounting seat driving cylinder (4-1); one end of the first connecting rod (4-2) is hinged with one side of one mounting seat (2-1), and the other end of the first connecting rod is hinged with one end of the rotating block (4-3); one end of the second connecting rod (4-4) is hinged with one side of the other mounting seat (2-1) where the driving cylinder is located, and the other end of the second connecting rod is hinged with the other end of the rotating block (4-3); the piston rod of the mounting driving cylinder is fixedly connected with one side of one mounting seat (2-1).
CN202020239088.3U 2020-03-02 2020-03-02 Bag opening and unfolding mechanism for large packaging bag Active CN211845134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020239088.3U CN211845134U (en) 2020-03-02 2020-03-02 Bag opening and unfolding mechanism for large packaging bag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020239088.3U CN211845134U (en) 2020-03-02 2020-03-02 Bag opening and unfolding mechanism for large packaging bag

Publications (1)

Publication Number Publication Date
CN211845134U true CN211845134U (en) 2020-11-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020239088.3U Active CN211845134U (en) 2020-03-02 2020-03-02 Bag opening and unfolding mechanism for large packaging bag

Country Status (1)

Country Link
CN (1) CN211845134U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114013740A (en) * 2021-11-30 2022-02-08 江苏国范智能科技有限公司 Packaging bag supplying and opening device for packaging equipment
CN114348354A (en) * 2022-01-28 2022-04-15 江苏汤姆智能装备有限公司 Bag-in-bag packing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114013740A (en) * 2021-11-30 2022-02-08 江苏国范智能科技有限公司 Packaging bag supplying and opening device for packaging equipment
CN114348354A (en) * 2022-01-28 2022-04-15 江苏汤姆智能装备有限公司 Bag-in-bag packing machine

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Address after: 213000 Jiangsu city of Changzhou province high tech Industrial Development Zone, Fengqi Road No. 26

Patentee after: Jiangsu Tom Intelligent Equipment Co.,Ltd.

Address before: 213000 Jiangsu city of Changzhou province high tech Industrial Development Zone, Fengqi Road No. 26

Patentee before: JIANGSU TOM PACKAGING MACHINERY Co.,Ltd.