Classification cleaning bag forming process
A molding process and a technology for cleaning bags, which are applied in the field of forming processes for classified cleaning bags, and can solve the problems that the drawstring cleaning bags are not simple enough and have multiple redundant designs.
Pending Publication Date: 2022-03-25
声科家居用品(上海)有限公司
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Problems solved by technology
[0004] Therefore, in view of the above-mentioned problems, the present invention proposes a sorting cleaning bag forming process, which solves the technical problems that the existing drawstring cleaning bags are not simple enough and has more redundant designs, and it can effectively realize the cleaning bags with two-color intervals roll forming
Method used
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[0043] The present invention will be further described in conjunction with the accompanying drawings and specific embodiments.
[0044] refer to Figure 1 to Figure 5 , the present embodiment provides a sorting cleaning bag, which is formed by using this molding process, including a bag body 1 and two sheet-shaped drawstrings 2, and the bag body 1 is formed by sewing two sheets 3 along three sides wherein the two sides of the sheets are sewn to form side seams 31, the bottom seams are formed between the seams 31 on both sides, and the remaining unsewn side forms the opening 11 of the bag, and each sheet 3 is located at the opening 11 to form a Accommodating cavities 33, each drawstring 2 is placed in each accommodating cavity 33, and the two sides of each accommodating cavity 33 are respectively provided with accommodating cavity cutouts 13 for exposing the ends of the drawstrings, and the ends of the two drawstrings 2 They are bonded to each other at the cutout 13 of the acc...
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The invention relates to the field of cleaning bag forming, in particular to a classified cleaning bag forming process which solves the technical problems that an existing rope-drawing cleaning bag is not simple enough and has more redundant design, can effectively achieve forming of a cleaning bag roll with double-color intervals and comprises the following steps that firstly, a film blowing die head is used for blowing a film to form a cleaning bag roll; the interval type double-color film is realized; secondly, a plurality of sheet bodies are formed on the thin film in a positioning mode, and notches of the containing cavities are dug and cut; thirdly, two sheet-shaped pull ropes are input; 4, folding, wherein the thin film completely covers the pull rope after folding; 5, sewing to form an accommodating cavity, and positioning the pull rope in the accommodating cavity; 6, folding the thin film, and forming a bottom edge at the folded part; seventhly, sewing is conducted at intervals, and side sewing lines are formed; eighthly, the two pull ropes located at the notch of the containing cavity are sewn; ninthly, dotted cutting is conducted, dotted cutting lines are formed, and meanwhile the pull rope is dotted or cut off; and tenthly, the thin film is folded again and wound, and the clean bag roll is formed.
Description
technical field [0001] The invention relates to the field of forming clean bags, in particular to a forming process for classified clean bags. Background technique [0002] At present, the drawstring cleaning bag is a more commonly used cleaning bag in daily life. For example, Chinese Patent No.: CN202022723566.0 discloses a household privacy drawstring cleaning bag, including a cleaning bag and a drawstring. The top of the cleaning bag is provided with a harness The inside of the wire harness groove is covered with a drawstring, the outside of the wire harness groove is glued with a reinforced closure, the outside of the cleaning bag is provided with diagonal stripes, the bottom of the cleaning bag is glued with a reinforced bottom pad, and the cleaning bag An inner skirt is arranged inside, and a rubber band is embedded inside the inner skirt. [0003] However, the structure of the existing drawstring cleaning bag is often not simple enough, and has many redundant designs...
Claims
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IPC IPC(8): B31B70/04B31B70/26B31B70/68
CPCB31B70/04B31B70/26B31B70/68
Inventor 李发奎范建波刘集燕
Owner 声科家居用品(上海)有限公司