CN101186240B - Break-resisting structure for folding type plastic box broken line - Google Patents
Break-resisting structure for folding type plastic box broken line Download PDFInfo
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- CN101186240B CN101186240B CN2007101249030A CN200710124903A CN101186240B CN 101186240 B CN101186240 B CN 101186240B CN 2007101249030 A CN2007101249030 A CN 2007101249030A CN 200710124903 A CN200710124903 A CN 200710124903A CN 101186240 B CN101186240 B CN 101186240B
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Abstract
The invention provides an anti-rupture structure of a folding plastic box stitch, comprising a plurality of plastic box leaves forming all the surfaces of the box body by folding and the stitches between all box leaves. The invention is characterized in that the stitches are intermittent indentation lines formed by a plurality of convex parts and a plurality of concave parts convexly and concavely arranged along the line. The concave part is a concave trough lower than the surface of the box leaf; the profile shape of the concave trough is arc-shape, rectangle, taper or polygon; the concave troughs are arranged in the folding direction along the box leaves; the length of the concave trough is equal to the width of the stitch. The stitch of the invention is soft and rich in tenacity; the invention is easy to be folded and is not folded to be cracked or torn by repeated folding and bending; furthermore, the stitch presents lace shapes.
Description
[technical field]
The present invention relates to plastic packing box, particularly relate to and a kind ofly prevent the plastic casing work in-process or because of amounting to break-resisting structure repeatedly at the folding type plastic box broken line of the place of taking out stitches fracture.
[background technology]
In life, people are common to various packing materials, wherein use most often Transparent plastic pack box, they are widely used in the packing of article such as food, cosmetics, electronic product, toy, stationery, and people are come into plain view to the article in it.This class Transparent plastic pack box is to be amounted to by broken line by the transparent plastic sheet material of monoblock to form.The broken line of existing plastic packing box all is the straight indentation lines with certain depth that extruded by the impression cutter, because the particularity of plastic sheet thin and fragile is adding man-hour, the impression cutter is exerted pressure when punching press impression broken line must be appropriate, exerting pressure excessively fractures easily, and too small then being difficult for of exerting pressure amounts to.Need readjust the pressure of exerting pressure during for the different plastic sheet punching press impression broken line of material difference, thickness, therefore tend to produce certain percent defective, and influence operating efficiency.Moreover, when packing box being amounted to, can not cross deeply because of the impression broken line again packaging operation is wasted time and energy by the impression broken line.What is more important; the broken line of existing plastic packing box is the continuous indentation line of degree of depth unanimity; its toughness is very poor; therefore in the connection with wrapping of piece process or through repeatedly amount to crooked after regular meeting appear at the broken line place and jackknifing even phenomenon of rupture occur; therefore percent defective is higher, and straight impression broken line lacks aesthetic feeling.
[summary of the invention]
The present invention is intended to address the above problem, and provides a kind of broken line soft and be rich in toughness, has both amounted to easily, again can be because of not amounting to bending jackknifing or fracture repeatedly, and broken line presents the break-resisting structure of the folding type plastic box broken line of lace shape.
For achieving the above object, the invention provides a kind of break-resisting structure of folding type plastic box broken line, this structure comprises by the multi-disc plastic casing sheet of amounting to each face of formation box body and the broken line between each box sheet, it is characterized in that described broken line is by along straight line convex-concave a plurality of protuberances and the formed discontinuous indentation line of a plurality of recess alternately.
Recess is the groove that is lower than box sheet surface, and the section configuration of groove is arc, rectangle, taper or polygon, and groove is amounted to the direction setting along the box sheet, and the length of groove equals the width of broken line.
Spacing between a plurality of recesses can be equidistant, and is also can right and wrong equidistant.
Concave depth can be regulated according to the thickness of box sheet.
Concave depth is 0.02～0.5mm.
Broken line is formed by mold pressing or the compacting of impression cutter.
Contribution of the present invention is that it efficiently solves Transparent plastic pack box broken line poor toughness, is amounting under the bending jackknifing or fracture easily repeatedly, thereby causes problem such as percent defective height.Because the broken line of plastic casing sheet of the present invention is the alternate discontinuous formula impression of convex-concave, and each impression is consistent with the direction that the plastic casing sheet is amounted to, it make protruding part because of consistent with the box sheet can jackknifing, recessed impression part then is convenient to amount to, therefore make the broken line softness and be rich in toughness, both amounted to easily, can not rupture again because of amounting to repeatedly, and the outward appearance of broken line presents the lace shape, has increased the aesthetic property of packing box.Type plastic box broken line structure of the present invention can significantly reduce percent defective, and has effectively improved the operating efficiency of packaging process.
[description of drawings]
Fig. 1 is a structural representation of the present invention, and wherein Figure 1A is the plastic casing schematic perspective view with broken line of the present invention, and Figure 1B is the partial enlarged drawing of Figure 1A.
Fig. 2 is a type plastic box broken line embodiment schematic diagram of the present invention, wherein, Fig. 2 A is the broken line structural representation of arc for the groove section configuration, Fig. 2 B is the broken line structural representation of rectangle for the groove section configuration, Fig. 2 C is the broken line structural representation of taper for the groove section configuration, and Fig. 2 D is polygonal broken line structural representation for the groove section configuration.
[specific embodiment]
The following example is to further explanation of the present invention and explanation, and the present invention is not constituted any limitation.
Consult Fig. 1, Fig. 2, the break-resisting structure of folding type plastic box broken line of the present invention comprises the broken line 20 between multi-disc plastic casing sheet 10 and each the box sheet, described multi-disc plastic casing sheet 10 is to extrude broken line 20 with special-purpose impression cutter on the transparent or semitransparent plastic sheet of full wafer, form the box sheet of the up, down, left, right, front, rear side of packing box, amount to into positive cube or long cuboidal packing box along each broken line then, the thickness of plastic casing sheet 10 is generally 0.17～1mm.Main points of the present invention are, described broken line 20 is by along straight line convex-concave a plurality of protuberances 21 and a plurality of recess 22 formed discontinuous indentation lines alternately, specifically, a plurality of recesses 22 wherein are impression, they are the grooves that are lower than box sheet 10 surfaces that extruded by the impression cutter, and groove is amounted to the direction setting along box sheet 10, and promptly groove and broken line are perpendicular, also be the width that the length of groove equals broken line, this structure is easier to the box sheet and amounts to.Obviously, the shape of groove and spacing can be unrestricted, and as shown in Figure 2, the section configuration of groove is that arc, rectangle, taper, polygon or other can be realized the shape of the object of the invention.Spacing between a plurality of recesses 22 can be equidistant, and also can right and wrong equidistant, this depends on thickness and the intensity and the concrete designing requirement of plastic casing sheet.The degree of depth of recess 22 also depends on the thickness and the intensity of plastic casing sheet, and groove may cause perforation too deeply or reduce broken line intensity, the too shallow flexibility and the convenience of amounting to that then may influence of groove.According to the thickness of existing packing box plastic sheet, the degree of depth of recess 22 can be selected in 0.02～0.5mm scope.
Fig. 2 shows some examples of broken line 20, wherein, among Fig. 2 A, broken line 20 is by along straight line convex-concave a plurality of protuberances 21 and a plurality of recess 22 formed discontinuous indentation lines alternately, described protuberance 21 is same plane with the plastic casing sheet, described recess 22 is the grooves that are lower than box sheet 10 surfaces that extruded by the impression cutter, and the section configuration of the groove 22 among Fig. 2 is an arc, and the radian of groove and width all can be determined according to the thickness of plastic casing sheet and intensity or designing requirement.The section configuration of the groove 22 among Fig. 2 B is rectangle or U-shaped; The section configuration of the groove 22 among Fig. 2 C, Fig. 2 D is respectively taper and polygon trapezoidal, and they all can reach same purpose.
Fig. 1 shows the plastic packing box 30 with broken line 20 of the present invention, and as seen from the figure, the broken line 20 in the joint portion of each face of plastic packing box presents the lace shape, and more traditional straight broken line is more lively, attractive in appearance.
Although by above embodiment the present invention is disclosed, scope of the present invention is not limited thereto, do not departing under the condition of the present invention design, more than each member can replace with the similar or equivalent element that affiliated technical field personnel understand.
Claims (5)
1. the break-resisting structure of a folding type plastic box broken line, comprise by amounting to the multi-disc plastic casing sheet (10) that forms each face of box body and the broken line (20) between each box sheet, it is characterized in that, described broken line (20) is by along straight line convex-concave a plurality of protuberances (21) and the formed discontinuous indentation line of a plurality of recess (22) alternately, described recess (22) is the groove that is lower than box sheet (10) surface, the section configuration of groove is arc, rectangle or taper, groove is amounted to the direction setting along box sheet (10), and the length of groove equals the width of broken line.
2. the break-resisting structure of folding type plastic box broken line as claimed in claim 1 is characterized in that, the spacing between described a plurality of recesses (22) is equidistant or non-isometric.
3. the break-resisting structure of folding type plastic box broken line as claimed in claim 1 is characterized in that, the degree of depth of described recess (22) can be regulated according to the thickness of box sheet (10).
4. the break-resisting structure of folding type plastic box broken line as claimed in claim 3 is characterized in that, the degree of depth of described recess (22) is 0.02～0.5mm.
5. the break-resisting structure of folding type plastic box broken line as claimed in claim 1 is characterized in that, described broken line (20) is formed by mold pressing or the compacting of impression cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101249030A CN101186240B (en) | 2007-12-06 | 2007-12-06 | Break-resisting structure for folding type plastic box broken line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101249030A CN101186240B (en) | 2007-12-06 | 2007-12-06 | Break-resisting structure for folding type plastic box broken line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101186240A CN101186240A (en) | 2008-05-28 |
| CN101186240B true CN101186240B (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101249030A Active CN101186240B (en) | 2007-12-06 | 2007-12-06 | Break-resisting structure for folding type plastic box broken line |
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| CN (1) | CN101186240B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2886300B1 (en) * | 2013-12-23 | 2017-11-15 | Electrolux Appliances Aktiebolag | Method of manufacturing a refrigerator with a liner, and refrigerator with a liner |
| EP2957512A1 (en) * | 2014-06-17 | 2015-12-23 | Tetra Laval Holdings & Finance S.A. | A package |
| WO2016023164A1 (en) * | 2014-08-12 | 2016-02-18 | 新协力包装制品（深圳）有限公司 | Creasing line pressing tool for packaging box and creasing line structure |
| CN106626244B (en) * | 2016-08-11 | 2019-07-02 | 广州市浩顺模具科技有限公司 | For producing the mold and mold preparation facilities of packing box |
| CN110802935B (en) * | 2019-11-19 | 2021-07-02 | 东莞市信彩包装有限公司 | Anti-cracking printing method for printing ink at bending part of paper box |
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2007
- 2007-12-06 CN CN2007101249030A patent/CN101186240B/en active Active
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| CN101186240A (en) | 2008-05-28 |
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Owner name: NEW HIP LIK PACKAGING PRODUCTS (SHENZHEN) CO., LTD Free format text: FORMER OWNER: HIP LIK PLASTIC BOX (SHENZHEN) CO., LTD. Effective date: 20120905 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120905 Address after: Shenzhen City Pingshan Pingshan Industrial Park in conjunction with rich plant No. 3 Patentee after: New HIP Lik Packaging (Shenzhen) Co., Ltd. Address before: 518000 building, building 356, No. 4 East longitudinal road, Pingshan Town, Longgang District, Guangdong, Shenzhen Patentee before: Xieli Adhesive Box Product(Shenzhen) Co., Ltd. |