CN101637982A - Manufacture process of disposable bowl cover and bowl cover made by same - Google Patents
Manufacture process of disposable bowl cover and bowl cover made by same Download PDFInfo
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- CN101637982A CN101637982A CN200910041616A CN200910041616A CN101637982A CN 101637982 A CN101637982 A CN 101637982A CN 200910041616 A CN200910041616 A CN 200910041616A CN 200910041616 A CN200910041616 A CN 200910041616A CN 101637982 A CN101637982 A CN 101637982A
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Abstract
The invention provides a manufacture process of disposable bowl cover with high strength, strong stability and good water proof performance. The process includes the concrete steps of raw material beating-batching-compression molding-side shearing and punching-making back-off slot by pressing; wherein the material beating includes that: the used raw material is mainly bagasse paddle board accounting for 80-90% of total mass and supported by a small amount of wood pulp and bamboo pulp accounting for 10-20%, water dissociation beating is carried out by a beating engine, and the beating concentration is 4-6%; the compression molding includes: wet blank with water content of 65-75% is directly transferred into an aluminium or steel compression molding mold for high temperature high pressure dehydration, so that the water content of product can reach 5-7%, and the pressure thereof is 15-20x10<3>kgf, the temperature is 150+/-10 DEG C, and the compression time is 45+/-5 seconds. Compared withthe existing molded pulp process, the invention saves energy consumption; and the water proof performance, the strength and the stability of the product are greatly improved.
Description
Technical field:
The present invention relates to disposable technical field of living goods, refer in particular to a kind of manufacture craft of disposable bowl cover and the bowl cover that makes by this technology.
Background technology:
Disposable cup of seeing in the market and bowl cover be normally: one, made by plastics such as PP, PS, PVC, as everyone knows, the bowl cover that these plastics are made can produce environment when reclaiming and throwing aside and pollute, and the feature of environmental protection is relatively poor, and difficulty guarantees to meet sanitary standard; Two, make plate body by paper material, stick into cup-shaped by adhesive then, but because the cup insufficient strength, simultaneously bowl cover itself can't as glass moulding simply, so dixie cup is seldom joined bowl cover made of paper.
In recent years, the insider has developed the three-dimensional manufacturing technology of paper mould in order to address the above problem, and it is raw material with the waste product, is moulded the paper products of definite shape on mould machine by the mould of special use.It has following advantage: one, raw material is a waste paper, comprises cardboard, litter decoration, useless white edge paper etc., wide material sources; Two, its manufacturing process is finished environmental sound by operations such as slurrying, adsorption forming, dry setting; Three, recyclable utilization again; Four, the volume ratio foamed plastic is little, can be overlapping, and communications and transportation is convenient, therefore except doing cup, cutlery box, tableware, also can apply to industrial buffering package more.
But, the manufacturing of moulded paper pulp product is adopted at present: the manufacturing process of raw material pulping-batching-compression molding-oven dry-typing, because after compression molding, leave a large amount of moisture (55%-70%) on the workpiece, the moisture content of end article is at 5-10%, therefore will dewater in the drying course of workpiece accounts for half moisture of workpiece weight, and this part water all will become water vapour and sloughs by absorbing heat.Because phase transformation has taken place drying course, energy consumption is very big, so the slurrying moulding article is processed into the high energy consumption product, is difficult to promote.For this reason, the conversion process of energy of its oven dry is carried out thermodynamic analysis be very important, improve, improve energy utilization ratio, the production cost that reduces the moulded paper pulp product industry is had very important directive significance by the design processing of analyzing drying plant.
Summary of the invention:
The objective of the invention is to overcome the deficiencies in the prior art, the manufacture craft of a kind of intensity height, stability is strong, water resistance is good disposable bowl cover is provided.
For achieving the above object, technical scheme provided by the invention is: the manufacture craft of disposable bowl cover is characterized in that: the concrete steps of this technology are clip socket of raw material pulping-batching-compression molding-hot pressing shaping-edge-cutting and hole-punching-compacting, wherein,
One, raw material pulping: the raw material of use is to be major-minor a small amount of wood pulp and bamboo pulp with 10%-20% with the bagasse paddle board that accounts for gross mass 80%-90%, carries out water from making beating with beater, and beating consistency is 4-6%;
Two, batching: adding entry to paper fibre concentration in the underflow material that step 1 makes is 0.5-1%, the wet strength agent that adds waterproofing agent then and product strength is increased, and the waterproofing agent of adding and the amount of wet strength agent respectively are the 3-5% of paper fiber quality.
Three, compression molding: directly be pressed into moisture content at 70% ± 5% wet base after the batching by mould;
Four, hot pressing shaping: above-mentioned moisture content is carried out the HTHP dehydration in 70% ± 5% wet base is directly transferred to the hot pressing sizing die of aluminum or steel, the product moisture content is reached between the 5-7%, wherein, pressure is in 15-20 * 10
3Between the kgf, temperature is at 150 ℃ ± 10 ℃, hot pressing time 45 seconds ± 5 seconds;
Five, working pressure is 1 * 10
3The kgf bead cutter is cut edge;
Six, use button limit machine moulding barb groove.
A kind of disposable bowl cover that makes according to above-mentioned technology is made up of caping made of paper and lid body made of paper, and the bottom of lid body made of paper has a horn mouth, and the barb groove of the flange fastening of formation and cup opening part is outwards protruded at its top.
The middle part of described caping made of paper is recessed down, and the edge of recess forms stiffener.
Described caping outer offers delivery port.
After adopting technique scheme, the present invention is that directly the wet base that moisture content after the moulding is higher carries out hot pressing shaping processing, moisture is evaporated in the shaping process, do not need to carry out again the baking operation operation, compare than existing paper pulp moulding technology, saved a large amount of energy consumptions, and the water resistance of product, intensity, stable aspect have obtained improving greatly.
Description of drawings:
The cup lid structure vertical view that Fig. 1 makes for technology of the present invention.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
The specific embodiment:
Below the present invention will be further described: the manufacture craft of disposable bowl cover is characterized in that: the concrete steps of this technology are that clip socket is fallen in raw material pulping-batching-compression molding-hot pressing shaping-edge-cutting and hole-punching-compacting, wherein,
One, raw material pulping: the raw material of use is to be major-minor with a small amount of wood pulp and bamboo pulp with the bagasse paddle board, and from making beating, beating consistency is 4-6% with beater water;
Two, batching: adding entry to paper fibre concentration in the underflow material that step 1 makes is 0.5-1%, the wet strength agent that adds waterproofing agent then and product strength is increased, and the amount of the waterproofing agent of adding is the 3-5% of paper fiber quality.
Three, compression molding: directly be pressed into moisture content at 70% ± 5% wet base after the batching by mould;
Four, hot pressing shaping: above-mentioned moisture content directly transferred at 70% ± 5% wet base carry out HTHP dehydration in the hot pressing sizing die, the product moisture content is reached between the 5-7%, and wherein, pressure is between 50kpa-200kpa, temperature is at 150 ℃ ± 10 ℃, hot pressing time 45 seconds ± 5 seconds;
Five, working pressure is cut edge at the bead cutter of 10kpa;
Six, use button limit machine moulding barb groove.
1-is shown in Figure 2 referring to accompanying drawing, and a kind of disposable bowl cover that makes according to above-mentioned technology is made up of caping 11 made of paper and lid body 12 made of paper, and wherein, caping made of paper 11 middle parts are recessed down, and the edge of recess forms stiffener 111; For making things convenient for the beverage in the sucking-off dixie cup, caping made of paper 11 outers offer delivery port 112.The bottom of lid body 12 made of paper has a horn mouth 121, and the barb groove 122 of the flange fastening of formation and cup opening part is outwards protruded at its top.
Fashionable when paper cup covers and paper cup covers, horn mouth 121 can make things convenient for snapping in of lid body 12 made of paper, and 122 of barb grooves can snap together with the flange of dixie cup cup opening part, make paper cup covers be difficult for getting loose.In addition, because each paper cup covers stacks together, that 122 pairs of two adjacent paper cup covers of this barb groove play is spacing, prevent the crooked effect of being scattered of paper cup covers in when transportation.
Claims (4)
1, the manufacture craft of disposable bowl cover is characterized in that: the concrete steps of this technology are clip socket of raw material pulping-batching-compression molding-hot pressing shaping-edge-cutting and hole-punching-compacting, wherein,
One, raw material pulping: the raw material of use is to be major-minor a small amount of wood pulp and bamboo pulp with 10%-20% with the bagasse paddle board that accounts for gross mass 80%-90%, carries out water from making beating with beater, and beating consistency is 4-6%;
Two, batching: adding entry to paper fibre concentration in the underflow material that step 1 makes is 0.5-1%, the wet strength agent that adds waterproofing agent then and product strength is increased, and the waterproofing agent of adding and the amount of wet strength agent respectively are the 3-5% of paper fiber quality.
Three, compression molding: directly be pressed into moisture content at 70% ± 5% wet base after the batching by mould;
Four, hot pressing shaping: above-mentioned moisture content is carried out the HTHP dehydration in 70% ± 5% wet base is directly transferred to the hot pressing sizing die of aluminum or steel, the product moisture content is reached between the 5-7%, wherein, pressure is in 15-20 * 10
3Between the kgf, temperature is at 150 ℃ ± 10 ℃, hot pressing time 45 seconds ± 5 seconds;
Five, working pressure is 1 * 10
3The kgf bead cutter is cut edge;
Six, use button limit machine moulding barb groove.
2, the disposable bowl cover that makes of a kind of technology according to claim 1, it is characterized in that: form by caping made of paper (11) and lid body made of paper (12), the bottom of lid body made of paper (12) has a horn mouth (121), and the barb groove (122) of the flange fastening of formation and cup opening part is outwards protruded at its top.
3, disposable bowl cover according to claim 2 is characterized in that: the middle part of described caping made of paper (11) is recessed down, and the edge of recess forms stiffener (111).
4, disposable bowl cover according to claim 2 is characterized in that: described caping (11) outer offers delivery port (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910041616A CN101637982A (en) | 2009-08-04 | 2009-08-04 | Manufacture process of disposable bowl cover and bowl cover made by same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910041616A CN101637982A (en) | 2009-08-04 | 2009-08-04 | Manufacture process of disposable bowl cover and bowl cover made by same |
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| CN101637982A true CN101637982A (en) | 2010-02-03 |
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| CN200910041616A Pending CN101637982A (en) | 2009-08-04 | 2009-08-04 | Manufacture process of disposable bowl cover and bowl cover made by same |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321106A (en) * | 2013-05-10 | 2013-09-25 | 大连爱格瑞恩生态科技有限公司 | Production technology for paper cup cover |
| CN103504928A (en) * | 2012-06-19 | 2014-01-15 | 江峰 | Pulp-molded container cover with dotted protrusions and processing method and hot-pressing die thereof |
| CN105019315A (en) * | 2014-04-15 | 2015-11-04 | 赖宗伸 | Moulding cup cover coating edge making method and finished product |
| CN105780582A (en) * | 2016-03-23 | 2016-07-20 | 北京合益包装容器有限公司 | Paper cup cover and manufacturing technology thereof |
| CN106078392A (en) * | 2016-07-26 | 2016-11-09 | 永发（河南）模塑科技发展有限公司 | Paper pulp moulding product trimming, gold stamping and trimming polishing linkage production line and method |
| CN106335702A (en) * | 2016-09-26 | 2017-01-18 | 瑞安市贝斯特机械有限公司 | Paper cup cover and processing technology thereof |
| CN107858867A (en) * | 2017-11-13 | 2018-03-30 | 东莞市和合环保科技有限公司 | A kind of paper straight flange product manufacture |
| CN109177326A (en) * | 2018-09-20 | 2019-01-11 | 浙江森盟包装有限公司 | Round paper cap moulding process |
| CN109891026A (en) * | 2016-09-27 | 2019-06-14 | 嘉士伯酿酒有限公司 | Method for the plant fiber pulp closure member of container and for manufacturing the plant fiber pulp container with closure member |
| CN110629593A (en) * | 2019-09-28 | 2019-12-31 | 东莞市力达科创实业有限公司 | Production process of pulp molded product inverted buckle |
| EP3686121A1 (en) | 2019-01-28 | 2020-07-29 | Golden Arrow Printing Technology (Kunshan) Co., Ltd. | Pulp-molded paper lid for beverage cup and method for fabricating the same |
| WO2021000059A1 (en) * | 2019-07-02 | 2021-01-07 | 佛山市美万邦科技有限公司 | Manufacturing mold and manufacturing method for forming concave arc on paper-plastic cup cover, and finished product |
| CN112265735A (en) * | 2020-10-16 | 2021-01-26 | 江西理工大学 | Easily degradable edible beverage cup cover and preparation method thereof |
| CN112297517A (en) * | 2019-11-01 | 2021-02-02 | 高野朗 | Method for manufacturing cover member |
| CN112497848A (en) * | 2020-11-30 | 2021-03-16 | 浙江新德宝机械有限公司 | Double-layer paper cover forming machine |
| CN113550164A (en) * | 2021-07-21 | 2021-10-26 | 哈尔滨临烟环保设备有限公司 | Environment-friendly paper-plastic packaging box and processing method thereof |
| EP4215670A4 (en) * | 2020-09-17 | 2024-03-27 | Shurcon Manufacturing (Zhejiang) Co., Ltd | Paper pulp molded product production line having rolling forming function |
-
2009
- 2009-08-04 CN CN200910041616A patent/CN101637982A/en active Pending
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103504928A (en) * | 2012-06-19 | 2014-01-15 | 江峰 | Pulp-molded container cover with dotted protrusions and processing method and hot-pressing die thereof |
| CN103504928B (en) * | 2012-06-19 | 2016-06-29 | 江峰 | The paper pulp moulded container lid protruding with point-like and processing method thereof and hot pressing die |
| CN103321106A (en) * | 2013-05-10 | 2013-09-25 | 大连爱格瑞恩生态科技有限公司 | Production technology for paper cup cover |
| CN105019315A (en) * | 2014-04-15 | 2015-11-04 | 赖宗伸 | Moulding cup cover coating edge making method and finished product |
| CN105019315B (en) * | 2014-04-15 | 2017-01-18 | 丹东铭程环保制品股份有限公司 | Moulding cup cover coating edge making method and finished product |
| CN105780582B (en) * | 2016-03-23 | 2018-05-01 | 北京合益包装容器有限公司 | Paper cup covers and its manufacturing process |
| CN105780582A (en) * | 2016-03-23 | 2016-07-20 | 北京合益包装容器有限公司 | Paper cup cover and manufacturing technology thereof |
| CN106078392A (en) * | 2016-07-26 | 2016-11-09 | 永发（河南）模塑科技发展有限公司 | Paper pulp moulding product trimming, gold stamping and trimming polishing linkage production line and method |
| CN106078392B (en) * | 2016-07-26 | 2017-12-19 | 永发（河南）模塑科技发展有限公司 | Paper pulp moulding product trimming, gold stamping and trimming polishing linkage production line and method |
| CN106335702A (en) * | 2016-09-26 | 2017-01-18 | 瑞安市贝斯特机械有限公司 | Paper cup cover and processing technology thereof |
| CN106335702B (en) * | 2016-09-26 | 2018-04-03 | 瑞安市贝斯特机械有限公司 | A kind of paper cup covers and its processing technology |
| CN109891026A (en) * | 2016-09-27 | 2019-06-14 | 嘉士伯酿酒有限公司 | Method for the plant fiber pulp closure member of container and for manufacturing the plant fiber pulp container with closure member |
| CN107858867A (en) * | 2017-11-13 | 2018-03-30 | 东莞市和合环保科技有限公司 | A kind of paper straight flange product manufacture |
| CN107858867B (en) * | 2017-11-13 | 2019-11-26 | 东莞市和合环保科技有限公司 | A kind of paper straight flange product manufacture |
| CN109177326A (en) * | 2018-09-20 | 2019-01-11 | 浙江森盟包装有限公司 | Round paper cap moulding process |
| EP3686121A1 (en) | 2019-01-28 | 2020-07-29 | Golden Arrow Printing Technology (Kunshan) Co., Ltd. | Pulp-molded paper lid for beverage cup and method for fabricating the same |
| US11053051B2 (en) | 2019-01-28 | 2021-07-06 | Golden Arrow Printing Technology (Kunshan) Co., Ltd. | Pulp-molded paper lid for beverage cup and method for fabricating the same |
| WO2021000059A1 (en) * | 2019-07-02 | 2021-01-07 | 佛山市美万邦科技有限公司 | Manufacturing mold and manufacturing method for forming concave arc on paper-plastic cup cover, and finished product |
| CN110629593A (en) * | 2019-09-28 | 2019-12-31 | 东莞市力达科创实业有限公司 | Production process of pulp molded product inverted buckle |
| CN110629593B (en) * | 2019-09-28 | 2021-11-12 | 东莞市力达科创实业有限公司 | Production process of pulp molded product inverted buckle |
| CN112297517A (en) * | 2019-11-01 | 2021-02-02 | 高野朗 | Method for manufacturing cover member |
| CN112297517B (en) * | 2019-11-01 | 2021-06-11 | 高野朗 | Method for manufacturing cover member |
| EP4215670A4 (en) * | 2020-09-17 | 2024-03-27 | Shurcon Manufacturing (Zhejiang) Co., Ltd | Paper pulp molded product production line having rolling forming function |
| CN112265735A (en) * | 2020-10-16 | 2021-01-26 | 江西理工大学 | Easily degradable edible beverage cup cover and preparation method thereof |
| CN112497848A (en) * | 2020-11-30 | 2021-03-16 | 浙江新德宝机械有限公司 | Double-layer paper cover forming machine |
| CN112497848B (en) * | 2020-11-30 | 2022-12-27 | 浙江新德宝机械有限公司 | Double-layer paper cover forming machine |
| CN113550164A (en) * | 2021-07-21 | 2021-10-26 | 哈尔滨临烟环保设备有限公司 | Environment-friendly paper-plastic packaging box and processing method thereof |
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Open date: 20100203 |