CN115231122A - 防漏纸盖及成型工艺 - Google Patents

防漏纸盖及成型工艺 Download PDF

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Publication number
CN115231122A
CN115231122A CN202210972351.3A CN202210972351A CN115231122A CN 115231122 A CN115231122 A CN 115231122A CN 202210972351 A CN202210972351 A CN 202210972351A CN 115231122 A CN115231122 A CN 115231122A
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paper
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roll opening
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郑明华
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Ruian Best Machinery Co ltd
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Ruian Best Machinery Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING 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
    • B31DMAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
    • B31D1/00Multiple-step processes for making flat articles ; Making flat articles
    • B31D1/0043Multiple-step processes for making flat articles ; Making flat articles the articles being box parts not otherwise provided for
    • B31D1/005Multiple-step processes for making flat articles ; Making flat articles the articles being box parts not otherwise provided for making bottoms or caps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)

Abstract

本发明公开了一种防漏纸盖,其特征在于:由圆形或方形的纸筒和纸盖片组成,纸筒的上端向内卷曲形成半圆卷口,半圆卷口的内凹部围出与纸杯或纸盒的卷口匹配的紧密接触空间,半圆卷口的内侧边缘延伸设有与所述纸盖片结合的粘合台阶,所述纸盖片在粘合台阶处与所述纸筒结合到一起。本发明可使纸容器在盖上纸盖后能够达到良好防漏效果,结构简单、使用方便。另外本发明还提供一种防漏纸盖的成型工艺。

Description

防漏纸盖及成型工艺
技术领域
本发明涉及一种纸盖及纸盖的成型工艺。
背景技术
纸容器(包括纸杯和纸盒,纸盒有圆形和方形)因为其环保优点,市场上的使用非常普及。但是,现有纸容器在盛放液体饮料或带汤汁食品时,其纸盖往往很难具有良好的防漏效果,容易外渗影响环境卫生,使用不方便。虽然目前也采用了一些技术方案来解决上述问题,但都不是很理想。
发明内容
针对现有技术存在的不足,本发明的目的是在于提供一种可使纸容器在盖上纸盖后能够达到良好防漏效果,结构简单、使用方便的防漏纸盖。
本发明是通过以下技术方案来实施的:
一种防漏纸盖,其特征在于:由圆形或方形的纸筒和纸盖片组成,纸筒的上端向内卷曲形成半圆卷口,半圆卷口的内凹部围出与纸杯或纸盒的卷口匹配的紧密接触空间,半圆卷口的内侧边缘延伸设有与所述纸盖片结合的粘合台阶,所述纸盖片在粘合台阶处与所述纸筒结合到一起。
所述纸筒的下端向外卷曲形成圆形卷口。
上述技术方案的防漏纸盖,当盖到纸杯或纸盒等纸容器的开口时,纸盖半圆卷口的内凹部会与纸容器的卷口部分形成紧密接触,进而达到可靠的防漏效果,结构简单,使用方便。
另外,本发明还提供上述防漏纸盖的成型工艺,具体技术方案是:
防漏纸盖成型工艺,其特征在于包括以下步骤:a.制得扇形纸片;b. 扇形纸片卷制成圆形或方形的纸筒,扇形纸片的两端烫接到一起; c. 纸筒的上端向内卷曲形成半圆卷口和粘合台阶;d.制得圆形或方形的纸盖片;e. 纸盖片在粘合台阶处与所述纸筒烫接到一起。
纸筒成型后,纸筒的下端向外卷曲形成圆形卷口。
附图说明
本发明有如下附图:
图1为圆形的防漏纸盖的外形结构图,
图2为方形的防漏纸盖的外形结构图,
图3为防漏纸盖与对应纸容器结合后的剖视图局部,
图4为圆形的防漏纸盖的成型工艺流程图,
图5为方形的防漏纸盖的成型工艺流程图局部。
具体实施方式
如图1-3所示,一种防漏纸盖,由圆形或方形的纸筒1和纸盖片2组成,纸筒1的上端向内卷曲形成半圆卷口11,半圆卷口11的内凹部围出与纸杯或纸盒等纸容器A的卷口A1匹配的紧密接触空间,半圆卷口11的内侧边缘延伸设有与所述纸盖片2结合的粘合台阶13,所述纸盖片2在粘合台阶13处与所述纸筒1结合到一起,所述纸筒1的下端向外卷曲形成圆形卷口12。
如图4所示,圆形的防漏纸盖成型工艺,包括以下步骤:a.制得扇形纸片;b. 扇形纸片卷制成圆形的纸筒,扇形纸片的两端烫接到一起; c. 纸筒的上端向内卷曲形成半圆卷口和粘合台阶,同时纸筒的下端向外卷曲形成圆形卷口;d.制得圆形的纸盖片;e. 纸盖片在粘合台阶处与所述纸筒烫接到一起形成所述圆形的防漏纸盖。
如图5所示,方形的防漏纸盖成型工艺,包括以下步骤:a.制得扇形纸片;b. 扇形纸片卷制成方形的纸筒,扇形纸片的两端烫接到一起; c. 纸筒的上端向内卷曲形成半圆卷口和粘合台阶,同时纸筒的下端向外卷曲形成圆形卷口;d.制得方形的纸盖片;e. 纸盖片在粘合台阶处与所述纸筒烫接到一起形成所述方形的防漏纸盖。

Claims (4)

1.一种防漏纸盖,其特征在于:由圆形或方形的纸筒和纸盖片组成,纸筒的上端向内卷曲形成半圆卷口,半圆卷口的内凹部围出与纸杯或纸盒的卷口匹配的紧密接触空间,半圆卷口的内侧边缘延伸设有与所述纸盖片结合的粘合台阶,所述纸盖片在粘合台阶处与所述纸筒结合到一起。
2.如权利要求1所述的防漏纸盖,其特征在于:所述纸筒的下端向外卷曲形成圆形卷口。
3.防漏纸盖成型工艺,其特征在于包括以下步骤:a.制得扇形纸片;b. 扇形纸片卷制成圆形或方形的纸筒,扇形纸片的两端烫接到一起; c. 纸筒的上端向内卷曲形成半圆卷口和粘合台阶;d.制得圆形或方形的纸盖片;e. 纸盖片在粘合台阶处与所述纸筒烫接到一起。
4.如权利要求3所述的防漏纸盖成型工艺,其特征在于还包括以下步骤:纸筒成型后,纸筒的下端向外卷曲形成圆形卷口。
CN202210972351.3A 2022-08-15 2022-08-15 防漏纸盖及成型工艺 Withdrawn CN115231122A (zh)

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB828152A (en) * 1955-03-04 1960-02-17 Prestige Group Ltd Improvements relating to metal foil containers
JPH06336241A (ja) * 1993-05-26 1994-12-06 Maeda Kami Shoji Kk 包装容器
JPH07237645A (ja) * 1994-02-24 1995-09-12 Toppan Printing Co Ltd 紙カップ用蓋材
JPH0999946A (ja) * 1995-10-02 1997-04-15 Tokan Kogyo Co Ltd 容器の蓋
JP2001096645A (ja) * 1999-10-01 2001-04-10 Ueda Insatsu Shiko Kk 紙蓋用周壁の製造方法と、紙蓋
JP2006248530A (ja) * 2005-03-08 2006-09-21 Pic:Kk 紙製容器用の紙製蓋
JP2006272820A (ja) * 2005-03-30 2006-10-12 Toppan Printing Co Ltd 円筒状紙容器の成形装置
CN2928698Y (zh) * 2006-06-29 2007-08-01 刘文钦 纸制容器
US20140054306A1 (en) * 2012-08-22 2014-02-27 Meadwestvaco Corporation Paper-based container lids and methods for making the same
CN110436051A (zh) * 2019-09-12 2019-11-12 浙江国豪机械有限公司 纸盖及其成型工艺
CN210883346U (zh) * 2019-09-11 2020-06-30 浙江新发现机械制造有限公司 一种组合式纸盖
WO2021246488A1 (ja) * 2020-06-04 2021-12-09 朗 高野 蓋体

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB828152A (en) * 1955-03-04 1960-02-17 Prestige Group Ltd Improvements relating to metal foil containers
JPH06336241A (ja) * 1993-05-26 1994-12-06 Maeda Kami Shoji Kk 包装容器
JPH07237645A (ja) * 1994-02-24 1995-09-12 Toppan Printing Co Ltd 紙カップ用蓋材
JPH0999946A (ja) * 1995-10-02 1997-04-15 Tokan Kogyo Co Ltd 容器の蓋
JP2001096645A (ja) * 1999-10-01 2001-04-10 Ueda Insatsu Shiko Kk 紙蓋用周壁の製造方法と、紙蓋
JP2006248530A (ja) * 2005-03-08 2006-09-21 Pic:Kk 紙製容器用の紙製蓋
JP2006272820A (ja) * 2005-03-30 2006-10-12 Toppan Printing Co Ltd 円筒状紙容器の成形装置
CN2928698Y (zh) * 2006-06-29 2007-08-01 刘文钦 纸制容器
US20140054306A1 (en) * 2012-08-22 2014-02-27 Meadwestvaco Corporation Paper-based container lids and methods for making the same
CN210883346U (zh) * 2019-09-11 2020-06-30 浙江新发现机械制造有限公司 一种组合式纸盖
CN110436051A (zh) * 2019-09-12 2019-11-12 浙江国豪机械有限公司 纸盖及其成型工艺
WO2021246488A1 (ja) * 2020-06-04 2021-12-09 朗 高野 蓋体

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Application publication date: 20221025