CN1528644A - Environmental-protection bag of paper - Google Patents
Environmental-protection bag of paper Download PDFInfo
- Publication number
- CN1528644A CN1528644A CNA031583660A CN03158366A CN1528644A CN 1528644 A CN1528644 A CN 1528644A CN A031583660 A CNA031583660 A CN A031583660A CN 03158366 A CN03158366 A CN 03158366A CN 1528644 A CN1528644 A CN 1528644A
- Authority
- CN
- China
- Prior art keywords
- paper
- bag
- environmental protection
- hand
- sack
- 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.)
- Granted
Links
Images
Landscapes
- Bag Frames (AREA)
Abstract
The invention is a papery environmental protection bag, composed of front piece and back piece, their bottoms and two sides mutually button and then are linked by heat rolling or sticking, their tops have unconnected bag mouths, there are two carrying pieces on two sides of the bag mouth, respectively, the tops of the carrying pieces in the opposite position of the front and back pieces mutually button and are linked by heat rolling or sticking to form a carrier, and the bag mouth is linked with the carrier in an arc transition, and its character is that there is a component force tearproof strip. The front and back pieces both have bearing component force impresses. It has characters of prevent the bag mouth from being torn, no pollution and environmental protection, able to be used as packaging bag in supermarket and marketplace to replace the plastic bag.
Description
Technical field
The present invention relates to a kind of daily living article, specifically a kind of with paper material paper environmental protection packaging bag that make, that help environmental protection.
Background technology
Along with the technological advance of petrochemical industry, plastic product has been penetrated into the every aspect of our daily life, and particularly various plastics are carried the necessity that bag has become productions, life, and in the supermarket, market, food market or the like occasion, it is bag very universal that plastics are carried.But because plastic product decomposition cycle under state of nature is very long, so the present whole world is because " white pollution " that waste plastic bag face causes is very serious, caused to ecology environment and to have seriously influenced, various countries just are being devoted to the articles for use that replace of plastic bag, having at present utilizes biotechnology to produce the degredation plastic bag, but this plastic bag is because cost is higher, be difficult to be widelyd popularize, cause " white pollution " to be growing on and on, people have expected utilizing paper material to replace plastics to make packaging bag for this reason, both solved environmental issue, solved the cost problem of using the degradable plastic pocket again, had broad application prospects.As the disclosed a kind of paper environmental protection bag of 02208973.X Chinese patent be exactly address this problem than one of good method.From the manufacturing process of paper as can be known; the fiber of paper is not apply external force in forming process; be adsorption affinity and action of gravity and form paper by itself; the directivity control difficulty of fiber is bigger; simultaneously; in order to guarantee strength of paper; also must take into account paper during papermaking respectively to stressed problem; machine direction must be respectively to taking into account; the length that adds fiber is very little; the coefficient result of these factors makes strength of paper limited, occurs because of bearing capacity makes the bag fracture for a short time through regular meeting in actual use, and particularly sack round mouth part is owing to easier breaking in the application sets; be difficult to carry the article of carrying predetermined weight; make the user on tenterhooks, result of use is compared often unsatisfactory with plastic bag, has influenced the application of wideling popularize of good environment-friendly products.At these problems, people adopt mostly to be increased paper sheet thickness, paper quality or adopts the way that reduces use specification (as adorn the article below 3 kilograms even 2 kilograms with the paper bag that can adorn 5 kilograms of article) to overcome these problems, but because the particularity of paper also is difficult to fundamentally address the above problem when increasing the paper bag cost.
Summary of the invention
The objective of the invention is the problem that sack breaks easily, the bag bearing capacity is little, design a kind of new paper environmental protection bag at existing paper environmental protection bag existence.
Technical scheme of the present invention is:
A kind of paper environmental protection bag, connect to form by anterior bag piece and back bag piece, the bottom of anterior bag piece and back bag piece fastens the after heat roll extrusion mutually with dual-side or bonding links to each other, disjunct sack is left on the top of anterior bag piece and back bag piece, respectively there is one to carry the hand sheet in the both sides of sack, the hand sheet top of carrying on anterior bag piece and the back bag piece on the relative position also fastens the formation that links to each other of after heat roll extrusion or bonding mutually and carries hand, sack and carrying is the circular arc transition and connects between the hand, it is characterized in that at sack and carry being provided with the anti-tear tape of component on hand.Set up the thickness increase that the anti-tear tape of component makes sack on the one hand at sack on hand with carrying, strengthened its load-carrying capacity, make bag opening part be equivalent to two paper thickness.Friction force after two paper bond mutually between the paper increases, also increased the intensity of fiber, the anti-ability of tearing is strengthened, simultaneously owing in bonded assembly process, need apply certain pressure and temperature, make the binding force of the fiber in every layer of paper obtain changing, overcome the not high defective of fiber anchoring strength that exists in the paper manufacturing process, further strengthened strength of paper; Simultaneously, if in the process of making paper bag, in paper surface spray one deck PE coating, the anchoring strength of PE coating pressurized, be heated back and paper is strengthened, and can link to each other with the part paper fibre, make two layers of binding forces enhancing, the binding force between the fiber and friction force enhancing between the paper, thereby make the anti-performance of tearing of sack obtain basic improvement.In addition because the effect of the anti-tear tape of component, make former that concentrate on sack arc port part and sack camber line tangent line pulling force perpendicular, that mainly work the effect of tearing obtain dispersion by the anti-tear tape of component, solved pulling force and concentrated problems in role, the problem that makes original sack be very easy to tear obtains basic solution.Prevent tearing effect in order to guarantee that pulling force is disperseed, really to play, should guarantee that a limit overlaps with sack.
At anterior bag piece and back bag piece surface the bearing component force impression is arranged all.The bearing component force impression is the straight line impression parallel with the length direction of paper bag, and the gap between the bearing component force impression is 0.5～10mm, and width is 0.2～2mm.The curve impression that the bearing component force impression also can be netted impression or is parallel to each other is as S shape, waveform impression.By on anterior bag piece and back bag piece, increasing the bearing component force impression, increased the binding force between the paper fibre on the one hand, make the direction of fiber obtain slight change on the other hand, making a concerted effort that many slight changes are added up is just considerable, shown in the pulling force that is subjected to of paper bag after handling through impression obtained strengthening greatly (can increase more than 60%), thereby solved the longitudinal fracture problem of paper bag.If one side spray one deck of making the paper of paper bag plays the PE coating of waterproof action, after impression was handled, the binding force of PE coating and paper had also obtained enhancing, can further increase the tensile property of paper bag so.
The direction of bearing component force impression should be determined according to the direction of paper fibre, and is preferably vertical with the machine direction of paper material.
The shape of the anti-tear tape of sack component is identical with pocket shapes, carries shape that the inboard component of hand prevents tear tape and to carry the hand notch geometry identical.Sack component is prevented tear tape and is carried the inboard component of hand and prevent that it is straight line that tear tape also can be a lower end, the cyclic structure that the upper end is identical with pocket shapes.
From easy to process, the anti-tear tape of component preferably is positioned at the front of paper, also can glue the reverse side that is pressed in paper or part in the front, and part is at reverse side.
On the anti-tear tape of component the bearing component force impression identical with bag should be set also, also can be designed to the impression parallel with pocket shapes.
Beneficial effect of the present invention:
1, under the prerequisite that does not improve paper sheet thickness and paper quality class, make the problem of tearing of paper bag sack and the load-bearing problem of paper bag obtain basic solution, can reduce the cost of raw material of paper bag.
2, surperficial bearing component force impression is shaped easily, both can suppress trace when the paper rolling by the paper mill handles, also can shape in the process with other work step (as flanging shaping work step) press forming, can not increase the tooling cost of paper or paper bag at paper bag.
3, the paper bag of handling through impression is compared with the paper bag that same specification is handled without impression, and its weight capacity improves more than 60%.
4, the use of the anti-tear tape of component makes sack more attractive in appearance.On the anti-tear tape of component, can print various patterns, trade mark, selected works term, help promoting the paper bag brand image.
Description of drawings
Fig. 1 is paper bag anterior bag piece of the present invention (back bag piece) structural representation.
Fig. 2 is an anterior bag piece of the present invention and dormant state scheme drawing after back bag piece links to each other.
Fig. 3 is that the A-A of Fig. 2 is to analysing and observe enlarged diagram.
Fig. 4 is that the anti-tear tape of ring-type component of the present invention launches scheme drawing.
Fig. 5 is after the connection side of carrying hand 5 of the present invention is opened, and carries the scheme drawing that hand sheet 4 is deployed condition of carrying on hand sheet 4 and the back bag piece 2 on the anterior bag piece 1.
The specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
A kind of paper environmental protection bag is connected to form by anterior bag piece 1 and back bag piece 2, and the shape of back bag piece 2 is identical with anterior bag piece 1, all adopts " vest " shape, sees shown in Figure 1.The paper of anterior bag piece 1 and back bag piece 2 can be selected the long fine paper of single or double PE coating, art post paperboard, Cowhells paperboard or cellulosic lining paper for use.The width of back bag piece 2 can be slightly less than anterior bag piece 1, but its length should be consistent with anterior bag piece 1.The bottom of anterior bag piece 1 and back bag piece 2 fastens the back mutually with dual-side and adopts hot roll extrusion or bonding to link to each other, and dual-side forms the folded limit of volume in mutually in flakes, and the dotted line outside is inwardly folding folded limit part among Fig. 1.Disjunct sack 3 is left on the top of anterior bag piece 1 and back bag piece 2, respectively there is one to carry hand sheet 4 in the both sides of sack 3, hand sheet 4 tops of carrying on anterior bag piece 1 and the back bag piece 2 on the relative position also adopt the formation that links to each other of hot roll extrusion or bonding to carry hand 5, be provided with a hanging hole 7 in the centre of sack 3, it is characterized in that at sack and carry being provided with the anti-tear tape 8 of sack component on hand and carrying the anti-tear tape 9 of hand component.All be pressed with linear bearing component force impression 6 on the surface of anterior bag piece 1 and back bag piece 2, as shown in Figure 1, 2.In order to make present embodiment obtain better effect, the width of bearing component force impression is 0.5.Gap between the adjacent bearing component force impression is 0.5.The direction of the bearing component force impression of present embodiment is parallel with the length direction of paper bag.
The paper of anterior bag piece 1 and back bag piece 2 adopts the spray with water-proof function that paper manufacturing about 19 grams of PE coating is arranged, and certainly, also can adopt the above paper of gram to make.The connection side of anterior bag piece 1 and back bag piece 2 fastens behind flanging mutually and the way that adopts hot roll extrusion to close makes the junction combination, and form an inside folded limit, to increase the thickness of the paper bag after being shaped, be convenient to load more article, the structure of junction can adopt the described structure of patent described in the background technology, also can adopt other to be suitable for the bonded assembly structure, should guarantee simultaneously to be positioned at the paper bag inboard with the paper of PE coating, for the paper of band coating not, then there is not the branch of positive and negative.
The shape of every anti-tear tape of the added component of paper bag with quantity is: the shape of the anti-tear tape 8 of sack component is identical with pocket shapes, can be one of bonded assembly, also can be several and be connected to form, and the surface of anterior bag piece 1 and the back bag piece 2 anti-tear tape 8 of a component that all should bond at least; The identical long limit of the anti-tear tape of component that is meant with pocket shapes of the shape of the anti-tear tape 8 of sack component overlaps with sack, the profile on another long limit is also similar to the sack limit, and promptly the straight line portion on two limits of the anti-tear tape of component is parallel to each other, curved portion is the same center of circle (radius difference).The shape of carrying the anti-tear tape 9 of the inboard component of hand is with to carry the hand notch geometry identical, and the hand sheet of carrying on hand sheet 4 and the back bag piece 24 of carrying that it is installed on the anterior bag piece 1 is connected carrying among the hand 5 of formation afterwards, and totally 4, as shown in Figure 3; If the bonding limit of carrying hand 5 of a side is opened, its shape as shown in Figure 5, then can reflect the position of carrying the anti-tear tape 9 of hand component clearly, circular arc portion is a sack among the figure, and 10 are the limit that hand sheet 4 is connected of carrying on hand sheet 4 and the back bag piece 2 of carrying on the anterior bag piece 1 among the figure.
In order to make paper bag more attractive in appearance, except on bag, carrying out the printing treatment, also can on the anti-tear tape of sack component, stamp the sign that pattern, literal, trade mark etc. help improving user's aesthetic feeling, promote the brand image of paper bag.
Sack component is prevented tear tape 8 and is carried the inboard component of hand and prevent that it is straight line that tear tape 9 also can be a lower end, the cyclic structure that the upper end is identical with pocket shapes, as shown in Figure 4, in order to obtain the visual effect that is equal to the anti-tear tape of aforementioned curvilinear figure component, can be by enclosing lace, pattern or trade mark etc. in sack edge, sack upper edge printing one.
From easy to process, the anti-tear tape of component preferably is positioned at the front of paper, also can glue the reverse side that is pressed in paper or part in the front, and part is at reverse side.
Can press on the anti-tear tape of component and put the bearing component force impression 6 identical, also can not add impression with bag.
Paper bag of the present invention can be made by hand, also can adopt mechanical production line production.When the employing mechanical production line was produced, the sack 3 of paper bag of the present invention can bonding seal die-cut disposable the shaping of method of back employing around anterior bag piece 1, back bag piece 2, carry also while punching and shaping of hand 5.The anti-tear tape of component should be bonded at the front (when using PE paper, positive for not with the one side of PE coating) of paper in advance before the paper of making paper bag enter manufacturing line.Certainly also can paste by hand, but efficient is inevitable very low.If in the paper bag forming process, add the anti-tear tape of sticking component, will make mechanical production line become very complicated, therefore, the method for the anti-tear tape of best stickup component is to carry out gluing in advance and synchronousing working with manufacturing line before paper enters manufacturing line.
The anti-tear tape of component of the present invention can adopt the paper with the paper bag homogeneity, also can adopt different paper, also can adopt pressure sensitive adhesive etc. to be suitable for the material of making, pasting and being shaped.
Claims (10)
1, a kind of paper environmental protection bag, connect to form by anterior bag piece and back bag piece, the bottom of anterior bag piece and back bag piece fastens the after heat roll extrusion mutually with dual-side or bonding links to each other, disjunct sack is left on the top of anterior bag piece and back bag piece, respectively there is one to carry the hand sheet in the both sides of sack, the hand sheet top of carrying on anterior bag piece and the back bag piece on the relative position also fastens the formation that links to each other of after heat roll extrusion or bonding mutually and carries hand, sack and carrying is the circular arc transition and connects between the hand, it is characterized in that at sack and carry being provided with the anti-tear tape of component on hand.
2, paper environmental protection bag according to claim 1 is characterized in that all there is the bearing component force impression on anterior bag piece and back bag piece surface.
3, paper environmental protection bag according to claim 1 and 2 is characterized in that the bearing component force impression is the straight line impression parallel with the length direction of paper bag.
4, paper environmental protection bag according to claim 3 is characterized in that the gap between the bearing component force impression is 0.5～10mm, and the width of described bearing component force impression is 0.2～2mm.
5, paper environmental protection bag according to claim 1 and 2 is characterized in that the bearing component force impression is netted impression or the curve impression that is parallel to each other.
6, paper environmental protection bag according to claim 2 is characterized in that the bearing component force impression is vertical with the machine direction of paper material.
7, paper environmental protection bag according to claim 1 is characterized in that the shape of the anti-tear tape of sack component is identical with pocket shapes, carries shape that the inboard component of hand prevents tear tape and to carry the hand notch geometry identical.
8, paper environmental protection bag according to claim 1 is characterized in that the anti-tear tape of sack component is a cyclic structure that links to each other with carrying the anti-tear tape of the inboard component of hand.
9, paper environmental protection bag according to claim 1 is characterized in that the anti-tear tape of component is positioned at the front of paper.
10, paper environmental protection bag according to claim 1 is characterized in that the anti-tear tape of component is provided with the bearing component force impression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03158366 CN1259221C (en) | 2003-09-28 | 2003-09-28 | Environmental-protection bag of paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03158366 CN1259221C (en) | 2003-09-28 | 2003-09-28 | Environmental-protection bag of paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1528644A true CN1528644A (en) | 2004-09-15 |
| CN1259221C CN1259221C (en) | 2006-06-14 |
Family
ID=34287272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03158366 Expired - Fee Related CN1259221C (en) | 2003-09-28 | 2003-09-28 | Environmental-protection bag of paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1259221C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105383914A (en) * | 2015-12-11 | 2016-03-09 | 广州超音速自动化科技股份有限公司 | Laced card rotary feeding device |
-
2003
- 2003-09-28 CN CN 03158366 patent/CN1259221C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105383914A (en) * | 2015-12-11 | 2016-03-09 | 广州超音速自动化科技股份有限公司 | Laced card rotary feeding device |
| CN105383914B (en) * | 2015-12-11 | 2017-11-10 | 广州超音速自动化科技股份有限公司 | Checkpost swivel feeding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1259221C (en) | 2006-06-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1210680A (en) | Corrugated paper board and its method of manufacture | |
| CN1912243A (en) | Transparent color fluorescence anti-forge band and its production method | |
| CN2646066Y (en) | Paper environmental protection bag | |
| CN1259221C (en) | Environmental-protection bag of paper | |
| CN201343198Y (en) | Anti-counterfeiting automatic bottom-closing winebottle packing box | |
| CN2701775Y (en) | Paper environmental protection bag | |
| CN2811167Y (en) | Thermal insulating paper container | |
| CN2856246Y (en) | Edge banding structure of decorative board | |
| CN2256371Y (en) | Binding device for single face corrugate paper forming manufacturing machine | |
| CN2626895Y (en) | Paper environmental protection bag | |
| CN2707652Y (en) | Environmental protection straight edge hand-held paper bag | |
| CN202465583U (en) | Novel double faced adhesive tape | |
| CN1740060A (en) | Express file bag | |
| CN101376437A (en) | Package manufacturing method | |
| CN2512616Y (en) | Composite paper rod pencil with anti-slip function | |
| CN217995325U (en) | Novel kraft paper bag | |
| CN214529961U (en) | Corrugated paper board | |
| CN2589373Y (en) | Easy to tear packaging film | |
| CN2751624Y (en) | Paper handbag | |
| CN215577356U (en) | Wear-resistant plastic sheet adhesive sticker | |
| CN2797222Y (en) | Packaging box having side window | |
| CN2557437Y (en) | Bottom self-locked snap fastener type package box | |
| CN217754527U (en) | Wear-resisting environmental protection corrugated box who easily tears mouth | |
| CN2626869Y (en) | Straight edge flanging and sizing apparatus for paper packing bag production line | |
| CN2666821Y (en) | Folding packaging box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060614 Termination date: 20130928 |