CN111421893A - Bag making device and process of split-draw film - Google Patents

Bag making device and process of split-draw film Download PDF

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Publication number
CN111421893A
CN111421893A CN202010385756.8A CN202010385756A CN111421893A CN 111421893 A CN111421893 A CN 111421893A CN 202010385756 A CN202010385756 A CN 202010385756A CN 111421893 A CN111421893 A CN 111421893A
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CN
China
Prior art keywords
film
hot cutting
layer
clamp
bag
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Withdrawn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
CN202010385756.8A
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Chinese (zh)
Inventor
罗邦毅
杨富军
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.)
Shenzhen Yongchuan Automation Equipment Co ltd
Original Assignee
Shenzhen Yongchuan Automation Equipment 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 Shenzhen Yongchuan Automation Equipment Co ltd filed Critical Shenzhen Yongchuan Automation Equipment Co ltd
Priority to CN202010385756.8A priority Critical patent/CN111421893A/en
Publication of CN111421893A publication Critical patent/CN111421893A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/02—Feeding or positioning sheets, blanks or webs
    • B31B70/10—Feeding or positioning webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations

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  • Making Paper Articles (AREA)

Abstract

The bag making device comprises a film feeding mechanism, a hot cutting mechanism, a film pulling mechanism and a bag opening mechanism, and is characterized in that the film feeding mechanism is provided with a rolled film, and the rolled film provides a folded double-layer film; the film conveying mechanism is provided with a driving roller and a driving roller, and the folded double-layer film is conveyed on the driving roller and the driving roller in a transmission way; the double-layer film penetrates through the film separation block, and the film separation block is positioned between an upper layer film and a lower layer film of the double-layer film; the double-layer film passes through the hot cutting mechanism, and the hot cutting mechanism is provided with a hot cutter and a hot cutting lining plate; the film drawing mechanism is provided with a film clamp and a film drawing support block; the bag pre-opening mechanism is provided with a film guide sheet and a clamping cylinder; the device separates upper and lower films generated in the bag making process through the film pulling support block and the sub-module to directly form a pre-opening, and a bag opening mechanism firstly enters the film for fixation so as to be convenient for directly opening the bag after hot cutting; and the film pulling support block can effectively prevent the film clamp from not clamping.

Description

Bag making device and process of split-draw film
Technical Field
The invention relates to the field of packaging and bag making, in particular to a film separating and bag making device and a bag making process thereof.
Background
For the film clamping and pulling, the film clamp may not clamp the folded double-layer film, and the film may deviate when being pulled; after the shaping to present packaging film system bag, most upper film and the lower membrane at the sack of wrapping bag are hugged closely, are unfavorable for subsequent sack expansion, in the process of strutting the sack, need support the expansion and stretch into the inside sack just can expand the sack that gets into of sack, in order to let the expansion support get into the sack better, can use the part to carry out the opening in advance to the sack after the wrapping bag forms usually.
Disclosure of Invention
The invention aims to provide a bag making device of a split-draw film and a bag making process thereof, which can effectively solve the problems in the background art.
In order to solve the problems, the technical scheme adopted by the invention is as follows: the film separating and bag making device comprises a film feeding mechanism, a hot cutting mechanism, a film pulling mechanism and a bag opening mechanism, and is characterized in that a film rolling mechanism is arranged on the film feeding mechanism and provides a folding double-layer film; the film conveying mechanism is provided with a driving roller and a driving roller, and the folded double-layer film is conveyed on the driving roller and the driving roller in a transmission way; the double-layer film penetrates through the film separation block, and the film separation block is positioned between an upper layer film and a lower layer film of the double-layer film; the double-layer film passes through the hot cutting mechanism, and the hot cutting mechanism is provided with a hot cutter and a hot cutting lining plate; the film drawing mechanism is provided with a film clamp and a film drawing support block; the bag pre-opening mechanism is provided with a film guide sheet and a clamping cylinder.
As a further preferable scheme of the invention, the film separating block and the film pulling mechanism are positioned at the same horizontal height, and the film separating block is provided with a plurality of film clamp avoidance vacant positions; the film clamp avoidance vacancy corresponds to the position of a film clamp and the position of a film pulling support block of the film pulling mechanism.
As a further preferable scheme of the invention, the hot cutting knife and the hot cutting lining plate are positioned on the same vertical plane, a first telescopic cylinder is arranged above the hot cutting knife and fixedly connected, and a second telescopic cylinder is arranged below the hot cutting lining plate and fixedly connected.
As a further preferable scheme of the invention, the film pulling mechanism is provided with a guide rail, and the guide rail is vertical to the film separating block; the film pulling mechanism is provided with a mounting strip which is in sliding connection with the guide rail; the film clamp and the film pulling support block are fixedly connected on the mounting strip, and the cross section of one side, close to the film clamp, of the film pulling support block is smaller than that of the other side of the film pulling support block.
As a further preferable scheme of the invention, the mounting bar is provided with a third telescopic cylinder fixedly connected with the film-drawing supporting block, and the telescopic stroke of the third telescopic cylinder is parallel to the mounting bar; the film pulling support block is close to the inner side of the film clamp.
As a further preferable aspect of the present invention, the clamping cylinder is provided with an anti-slip rubber head, and the anti-slip rubber head and the film guide sheet are located on the same vertical line.
As a further preferable scheme of the invention, the process comprises the following steps:
① film feeding, namely, the driving roller and the driving roller rotate to transmit the folded double-layer film out of the film separating block, and the upper film and the lower film of the folded double-layer film are separated;
② clamping the film, wherein the film clamp and the film-drawing support block move to the film-separating block to clamp and fix the folded double-layer film;
③ film drawing, wherein the drive roller transmits the folded double-layer film, and the film clamp and the film drawing support block move away from the film separating block;
④ fixing, wherein when the film drawing mechanism reaches a certain position, the film guide sheet extends into the space between the upper film and the lower film separated by the film separating block, and the clamping cylinder extends out of the anti-skid rubber head and the film guide sheet to clamp and fix the folded double-layer film;
⑤ hot cutting, moving the hot cutting lining plate upwards to make the lower film of the folded double-layer film cling to the upper film, moving the hot cutting knife downwards and hot cutting the folded double-layer film with the hot cutting lining plate to seal the edges of the folded double-layer film into bags.
As a further preferable aspect of the present invention, the heat-cutting mechanism heat-cuts the present folded double-layer film into bags and also heat-seals one side edge of the next packaging bag.
As a further preferable scheme of the present invention, after the folded double-layer film is subjected to edge sealing, the hot cutting knife is separated from the hot cutting lining plate, the hot cutting knife moves upward, and the hot cutting lining plate moves downward.
Compared with the prior art, the invention provides the film-splitting bag making device and the bag making process thereof, which have the following beneficial effects:
the device separates upper and lower films generated in the bag making process through the film pulling support block and the sub-module to directly form a pre-opening, and a bag opening mechanism firstly enters the film for fixation so as to be convenient for directly opening the bag after hot cutting; and the film pulling support block can effectively prevent the film clamp from not clamping.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic plan view of the film clamping mechanism and the film separating block of the present invention;
FIG. 3 is a schematic plan view of a film drawing support block and a film separating block according to the present invention;
FIG. 4 is a schematic front view of the present invention;
wherein: 1. the device comprises a film winding step 2, a film separating block 3, a hot cutter step 4, a hot cutting lining plate 5, a film clamp step 6, a film pulling supporting block 7, a film guide sheet 8 and a clamping cylinder.
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.
Referring to fig. 1-4, the invention provides a film separating and bag making device, which comprises a film feeding mechanism, a hot cutting mechanism, a film pulling mechanism and a bag opening mechanism, and is characterized in that the film feeding mechanism is provided with a rolled film 1, and the rolled film 1 provides a folded double-layer film; the film conveying mechanism is provided with a driving roller and a driving roller, and the folded double-layer film is conveyed on the driving roller and the driving roller in a transmission way; the double-layer film penetrates through the film separation block 2, and the film separation block 2 is positioned between an upper layer film and a lower layer film of the double-layer film; the double-layer film passes through the hot cutting mechanism, and the hot cutting mechanism is provided with a hot cutter 3 and a hot cutting lining plate 4; the film drawing mechanism is provided with a film clamp 5 and a film drawing support block 6; the bag pre-opening mechanism is provided with a film guide sheet 7 and a clamping cylinder 8.
As a further preferable scheme of the invention, the film separating block 2 and the film pulling mechanism are positioned at the same horizontal height, and the film separating block 2 is provided with a plurality of film clamp avoidance vacant positions; the film clamp avoidance vacancy corresponds to the position of a film clamp 5 and the position of a film pulling support block 6 of the film pulling mechanism.
As a further preferable scheme of the invention, the hot cutter 3 and the hot cutting lining plate 4 are located on the same vertical plane, a first telescopic cylinder is arranged above the hot cutter 3 for fixed connection, and a second telescopic cylinder is arranged below the hot cutting lining plate 4 for fixed connection.
As a further preferable scheme of the invention, the film pulling mechanism is provided with a guide rail, and the guide rail is perpendicular to the film separating block 2; the film pulling mechanism is provided with a mounting strip which is in sliding connection with the guide rail; the film clamp 5 and the film pulling support block 6 are fixedly connected on the mounting strip, and the cross section of one side of the film pulling support block 6 close to the film clamp 5 is smaller than that of the other side of the film pulling support block.
As a further preferable scheme of the invention, the mounting bar is provided with a third telescopic cylinder fixedly connected with the film-drawing supporting block 6, and the telescopic stroke of the third telescopic cylinder is parallel to the mounting bar; the film pulling branch block 6 is close to the inner side of the film clamp 5.
As a further preferable aspect of the present invention, the clamping cylinder 8 is provided with an anti-slip rubber head, and the anti-slip rubber head and the film guide sheet 7 are located on the same vertical line.
As a further preferable scheme of the invention, the process comprises the following steps:
① film feeding, namely, the driving roller and the driving roller rotate to transmit the folded double-layer film out of the film separating block 2, and the upper film and the lower film of the folded double-layer film are separated;
② clamping the film, moving the film clamp 5 and the film-drawing support block 6 to the film-separating block 2 to clamp and fix the folded double-layer film, contracting by the third telescopic cylinder, and allowing the film-drawing support block 6 to enter between the folded double-layer films;
③ film drawing, namely, the driving roller transmits the folded double-layer film, and the film clamp 5 and the film drawing support block 6 move away from the film separating block;
④, fixing, namely when the film drawing mechanism reaches a certain position, the film guide sheet 7 extends into the space between the upper film and the lower film separated by the film separating block 2, and the clamping cylinder 8 extends out of the anti-skid rubber head to clamp and fix the folded double-layer film with the film guide sheet 7;
⑤ hot cutting, the hot cutting lining board 4 moves upwards to make the lower film of the folded double-layer film cling to the upper film, the hot cutting knife 3 moves downwards to carry out hot cutting and edge sealing on the folded double-layer film with the hot cutting lining board 4 to form the bag.
As a further preferable aspect of the present invention, the heat-cutting mechanism heat-cuts the present folded double-layer film into bags and also heat-seals one side edge of the next packaging bag.
As a further preferable scheme of the present invention, after the folded double-layer film is subjected to edge sealing, the hot cutting knife 3 is separated from the hot cutting lining plate 4, the hot cutting knife 3 moves upward, and the hot cutting lining plate 4 moves downward.
As a specific embodiment of the present invention:
the folded double-layer film is pushed through the transmission of a driving roller and a driving roller, the folded double-layer film is separated from an upper film through a film separating block 2, a film clamp 5 and a film pulling support block 6 on a mounting strip slide to the folded double-layer film through a guide rail, the film clamp 5 clamps the folded double-layer film, the film pulling support block 6 enters the middle of the folded double-layer film through a third telescopic cylinder, the mounting strip moves reversely on the guide rail, the film clamp 5 and the film pulling support block 6 are far away from the film separating block 2 to pull the folded double-layer film, and the film pulling support block 6 can effectively prevent the film clamp 5 from being clamped; the film clamp 5 and the film-drawing support block 6 reach a certain position, the upper film and the lower film form a pre-opening gap under the action of the sub-module 2 and the film-drawing support block 6, the film guide sheet 7 directly enters the middle of the folded double-layer film, the telescopic suction nozzle of the clamping cylinder 8 extends out to clamp the folded double-layer film with the film guide sheet 7, the hot-cutting mechanism performs hot-cutting edge sealing on the folded double-layer film to form a bag, and after the hot-cutting is finished, the hot cutter 3 and the hot-cutting lining plate 4 of the hot-cutting mechanism move away from the folded double-layer film to reserve space for next film clamping of the film-.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (9)

1. The film separating and bag making device comprises a film feeding mechanism, a hot cutting mechanism, a film pulling mechanism and a bag opening mechanism, and is characterized in that the film feeding mechanism is provided with a rolled film (1), and the rolled film (1) provides a folded double-layer film; the film conveying mechanism is provided with a driving roller and a driving roller, and the folded double-layer film is conveyed on the driving roller and the driving roller in a transmission way; the double-layer film penetrates through the film separation block (2), and the film separation block (2) is positioned between an upper layer film and a lower layer film of the double-layer film; the double-layer film passes through the hot cutting mechanism, and the hot cutting mechanism is provided with a hot cutter (3) and a hot cutting lining plate (4); the film drawing mechanism is provided with a film clamp (5) and a film drawing support block (6); the bag pre-opening mechanism is provided with a film guide sheet (7) and a clamping cylinder (8).
2. The film separating and bag making device according to claim 1, wherein the film separating block (2) and the film pulling mechanism are positioned at the same horizontal height, and the film separating block (2) is provided with a plurality of film clamp avoidance vacant positions; the film clamp avoidance vacancy corresponds to the position of a film clamp (5) and the position of a film pulling supporting block (6) of the film pulling mechanism.
3. The film bag making device according to claim 1, wherein the hot cutter (3) and the hot cutting lining plate (4) are located on the same vertical plane, a first telescopic cylinder is fixedly connected above the hot cutter (3), and a second telescopic cylinder is fixedly connected below the hot cutting lining plate (4).
4. The film separating and bag making device according to claim 1, wherein the film-drawing mechanism is provided with a guide rail, and the guide rail and the film-separating block (2) are perpendicular to each other; the film pulling mechanism is provided with a mounting strip which is in sliding connection with the guide rail; the film clamp (5) and the film pulling supporting block (6) are fixedly connected on the mounting strip, and the cross section of one side of the film pulling supporting block (6) close to the film clamp (5) is smaller than that of the other side of the film pulling supporting block.
5. The film-splitting and bag-making device according to claim 4, wherein the mounting bar is provided with a third telescopic cylinder which is fixedly connected with the film-splitting supporting block (6), and the telescopic stroke of the third telescopic cylinder is parallel to the mounting bar; the film pulling supporting block (6) is close to the inner side of the film clamp (5).
6. The clip-suction integrated bag making apparatus according to claim 1, wherein the clamping cylinder (8) is provided with an anti-slip glue head, and the anti-slip glue head and the film guide sheet (7) are located on the same vertical line.
7. The apparatus of claim 1, wherein the method comprises the steps of:
① film feeding, namely, the driving roller and the driving roller rotate to transmit the folded double-layer film out of the film separating block (2), and the upper film and the lower film of the folded double-layer film are separated;
② film clamping, wherein the film clamp (5) and the film-drawing support block (6) move to the position of the film-separating block (2) to clamp and fix the folded double-layer film;
③ film drawing, namely, a driving roller transmits the folded double-layer film, and the film clamp (5) and the film drawing support block (6) move in the direction far away from the film separating block;
④, when the film drawing mechanism reaches a certain position, the film guide sheet (7) extends between the upper film and the lower film separated by the film separating block (2), the clamping cylinder (8) extends out of the antiskid rubber head and clamps and fixes the folded double-layer film with the film guide sheet (7);
⑤ hot cutting, the hot cutting lining board (4) moves upwards to make the lower film of the folded double-layer film cling to the upper film, the hot cutting knife (3) moves downwards to carry out hot cutting and edge sealing on the folded double-layer film with the hot cutting lining board (4) to form the bag.
8. The bag making process using a stretch film bag making apparatus according to claim 7, wherein the heat-cutting mechanism heat-cuts the now folded double-layer film into bags and heat-seals one side of the next bag.
9. The bag making process of the split film bag making device according to claim 7, wherein the hot cutting knife (3) is separated from the hot cutting lining plate (4) after the folded double-layer film is subjected to edge sealing, the hot cutting knife (3) moves upwards, and the hot cutting lining plate (4) moves downwards.
CN202010385756.8A 2020-05-09 2020-05-09 Bag making device and process of split-draw film Withdrawn CN111421893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010385756.8A CN111421893A (en) 2020-05-09 2020-05-09 Bag making device and process of split-draw film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010385756.8A CN111421893A (en) 2020-05-09 2020-05-09 Bag making device and process of split-draw film

Publications (1)

Publication Number Publication Date
CN111421893A true CN111421893A (en) 2020-07-17

Family

ID=71552501

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010385756.8A Withdrawn CN111421893A (en) 2020-05-09 2020-05-09 Bag making device and process of split-draw film

Country Status (1)

Country Link
CN (1) CN111421893A (en)

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Application publication date: 20200717