CN219468492U - High-strength underwear packaging bag - Google Patents

Abstract

The utility model discloses a high-strength underwear packaging bag, which comprises a bag body, wherein the bag body comprises a front bag sheet, a rear bag sheet, a front folding sheet, a lower bag sheet and hooks; the upper end of the rear bag piece is integrally connected with the upper end of the front folding piece, and the hook is connected between the upper end of the rear bag piece and the upper end of the front folding piece; the lower bag sheet is connected with the front bag sheet and the rear bag sheet in a heat sealing way, and the middle part of the lower bag sheet is folded upwards into the bag body; the upper part and the lower part of the rear bag sheet are non-window areas, and the middle part of the rear bag sheet is a window area; the non-window area of the rear bag sheet, the front folded sheet, the front bag sheet and the lower bag sheet respectively comprise a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer, an OPP biaxially oriented polypropylene film layer, a copper plate paper layer and an ink printing layer from inside to outside in sequence; the window area of the rear pouch sheet does not have a copper paper layer and an ink printed layer as compared to the non-window area. The bag body has high strength, good toughness and tensile strength, is not easy to tear and break, has good surface ink absorption and ink application performance, good printing effect and is convenient to hang.

Description

High-strength underwear packaging bag

Technical Field

The utility model relates to the technical field of packaging bags, in particular to a high-strength underwear packaging bag.

Background

In prior art, the wrapping bag of textile product generally includes preceding bag piece, back bag piece and turning over piece, and preceding bag piece is turned over from the lower extreme of back bag piece to upper front and is formed with the upper end body coupling of back bag piece with preceding bag piece, and the turning over piece turns over from the upper end of back bag piece to lower front and forms, and the lower extreme of turning over piece is passed through the double faced adhesive tape and is adhered to the upper end front side of preceding bag piece, and preceding bag piece, back bag piece and turning over piece adopt PE polyethylene material respectively. The technical problems of the packaging bag are that: firstly, the front bag sheet, the rear bag sheet and the turnover sheet which are made of a single-layer PE polyethylene material have poor strength, particularly poor toughness and tensile strength and are easy to tear; secondly, the surface ink absorption and inking performance is poor, and the printing effect is poor; thirdly, there is no hanging mechanism, which is inconvenient to hang on the shelf for display.

Disclosure of Invention

According to the defects of the prior art, the utility model provides the high-strength underwear packaging bag, which has the advantages of high bag body strength, good toughness and tensile strength, difficult tearing and breakage, good surface ink absorption and inking performance, good printing effect, and hook structures arranged at the upper ends of the rear bag sheet and the front folding sheet, so that the underwear packaging bag is convenient to hang on a goods shelf for display.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the high-strength underwear packaging bag comprises a bag body, wherein the bag body comprises a front bag sheet, a rear bag sheet, a front folding sheet, a lower bag sheet and hooks; the upper end of the rear bag sheet is integrally connected with the upper end of the front folding sheet, the hook comprises a square body, a hook body groove is formed in the upper end of the square body, the square body is connected between the upper end of the rear bag sheet and the upper end of the front folding sheet, and bag sheet grooves corresponding to the hook body grooves are formed in the rear bag sheet and the front folding sheet respectively; the front end of the lower bag sheet is connected with the lower end of the front bag sheet in a heat sealing way, the rear end of the lower bag sheet is connected with the lower end of the rear bag sheet in a heat sealing way, and the middle part of the lower bag sheet is folded upwards into the bag body; the upper part and the lower part of the rear bag sheet are non-window areas, and the middle part of the rear bag sheet is a window area; the non-window area of the rear bag sheet, the front folded sheet, the front bag sheet and the lower bag sheet respectively comprise a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer, an OPP biaxially oriented polypropylene film layer, a copper plate paper layer and an ink printing layer from inside to outside in sequence; the window area of the rear bag sheet sequentially comprises a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer and an OPP biaxially oriented polypropylene film layer from inside to outside.

Preferably, a front clamp chain is arranged at the rear side of the upper end of the front bag sheet, a rear clamp chain which is in clamping fit with the front clamp chain is arranged at the front side of the upper part of the rear bag sheet, and the positions of the front clamp chain and the rear clamp chain are lower than the lower edge position of the front folding sheet.

Preferably, the front bag sheet, the rear bag sheet, the front folding sheet and the lower bag sheet are respectively rectangular bag sheets, and the left ends and the right ends of the front bag sheet, the rear bag sheet, the front folding sheet and the lower bag sheet are respectively connected in a heat sealing mode.

Preferably, the thickness of the first PE polyethylene film layer is 18-22 mu m, the thickness of the second PE polyethylene film layer is 14-18 mu m, the thickness of the PA nylon film layer is 12-16 mu m, the thickness of the OPP biaxially oriented polypropylene film layer is 18-22 mu m, the thickness of the copper plate paper layer is 60-90 mu m, and the thickness of the ink printing layer is 2-4 mu m.

The beneficial effects of the utility model are as follows: firstly, the upper end of the rear bag sheet is integrally connected with the upper end of the front folding sheet, the square body of the hook is connected between the upper end of the rear bag sheet and the upper end of the front folding sheet, the hook is provided with a hook body groove, and the rear bag sheet and the front folding sheet are respectively provided with a bag sheet groove corresponding to the hook body groove, so that the underwear packaging bag can be hung on a goods shelf for display through the hook body groove of the hook; the upper part and the lower part of the rear bag sheet are non-window areas, and the middle part of the rear bag sheet is a window area, so that exquisite color patterns can be printed in the non-window area, and the window area can display underwear in the packaging bag outwards; thirdly, the front bag sheet, the rear bag sheet, the front folding sheet and the lower bag sheet sequentially comprise a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer and an OPP biaxially oriented polypropylene film layer from inside to outside respectively, wherein the PE polyethylene film layer has good heat sealing performance, after the two PE polyethylene film layers are overlapped in different directions, the stretching capability of the PE polyethylene film layer can be obviously improved, the PA nylon film layer has high strength and toughness, and the OPP biaxially oriented polypropylene film layer has the advantages of high stretching resistance, light weight, no toxicity, no smell and environmental protection, so that the overall strength of the underwear packaging bag is high; fourthly, the copper plate paper layer and the printing ink printing layer are arranged on the OPP biaxially oriented polypropylene film layer of the front folding sheet, the front folding sheet and the lower folding sheet, wherein the surface of the copper plate paper layer is very smooth and flat, the smoothness is high, the glossiness is good, the surface ink absorbing and inking performance is good, and therefore the printing effect of the printing ink printing layer is very good.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the structure of the present utility model after the hooks are separated.

Fig. 3 is a schematic view of the dispersing structure after the front, rear, front and lower panels are unfolded.

Fig. 4 is a schematic diagram of the folding process of the front, rear, front and lower panels.

Fig. 5 is a schematic view of the layered structure of the front flap, and the lower flap in the non-window area of the rear flap.

FIG. 6 is a schematic view of the hierarchical structure of the window area of the rear pocket.

Detailed Description

The structural and operational principles of the present utility model will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 6, the present utility model is a high strength undergarment packing bag comprising a bag body comprising a front panel 100, a rear panel 200, a front flap 300, a lower panel 400 and hooks 500; the upper end of the rear bag sheet 200 is integrally connected with the upper end of the front folded sheet 300, the hook 500 comprises a square body 501, a hook body groove 502 is formed in the upper end of the square body 501, the square body 501 is connected between the upper end of the rear bag sheet 200 and the upper end of the front folded sheet 300, and the rear bag sheet 200 and the front folded sheet 300 are respectively provided with a bag sheet groove 301 corresponding to the hook body groove 502; the front end of the lower bag sheet 400 is connected with the lower end of the front bag sheet 100 in a heat sealing way, the rear end of the lower bag sheet 400 is connected with the lower end of the rear bag sheet 200 in a heat sealing way, the middle part of the lower bag sheet 400 is folded upwards into the bag body, and the folding line of the lower bag sheet 400 is shown as a broken line c in fig. 3; the upper and lower parts of the rear bag sheet 200 are non-window areas 201, the middle part of the rear bag sheet 200 is a window area 202, that is, in fig. 3, the area above the broken line a and the area below the broken line b are non-window areas 201, and the area between the broken lines a and b is the window area 202; the non-window area 201 of the rear bag sheet 200, the front folded sheet 300, the front bag sheet 100 and the lower bag sheet 400 respectively comprise a first PE polyethylene film layer 1, a second PE polyethylene film layer 2, a PA nylon film layer 3, an OPP biaxially oriented polypropylene film layer 4, a coated paper layer 5 and an ink printing layer 6 from inside to outside in sequence; the window area 202 of the rear bag sheet 200 sequentially comprises a first PE polyethylene film layer 1, a second PE polyethylene film layer 2, a PA nylon film layer 3 and an OPP biaxially oriented polypropylene film layer 4 from inside to outside, that is, the window area 202 of the rear bag sheet 200 does not have a copper paper layer and an ink printing layer compared with the non-window area 201. The utility model can be hung on a goods shelf through the hook body groove 502 of the hook 5, the utility model can print exquisite color patterns in the non-window area 201, and the window area 202 can display underwear in the packaging bag outwards.

As shown in fig. 1 to 4, a front clip chain 101 is disposed at the rear side of the upper end of the front bag sheet 100, a rear clip chain 203 which is in clamping engagement with the front clip chain 101 is disposed at the front side of the upper portion of the rear bag sheet 200, and the positions of the front clip chain 101 and the rear clip chain 203 are lower than the lower edge position of the front flap 300. This enables the front and rear panels 100 and 200 to be clamped or separated from each other, and the connection is stable and the visual effect is good. The front bag sheet 100, the rear bag sheet 200, the front folded sheet 300 and the lower bag sheet 400 are respectively rectangular bag sheets, and the left ends and the right ends of the front bag sheet 100, the rear bag sheet 200, the front folded sheet 300 and the lower bag sheet 400 are respectively connected in a heat sealing way and are provided with heat sealing edges 102.

As shown in fig. 5 and 6, referring to fig. 1 to 4 in combination, the thickness of the first PE polyethylene film layer 1 is 18 to 22 μm, preferably 20 μm; the thickness of the second PE polyethylene film layer 2 is 14-18 mu m, preferably 16 mu m; the thickness of the PA nylon membrane layer 3 is 12-16 mu m, preferably 14 mu m; the thickness of the OPP biaxially oriented polypropylene film layer 4 is 18-22 mu m, preferably 20 mu m; the thickness of the copper plate paper layer 5 is 60-90 mu m, preferably 75 mu m; the thickness of the ink printed layer 6 is 2 to 4. Mu.m, preferably 3. Mu.m. The hierarchical structure of the packaging bag with the thickness can ensure that the bag body of the packaging bag has optimal hand feeling, strength and toughness, and the packaging bag can be well controlled and has lower material cost.

The processing method of the underwear packaging bag with the hook and the clip chain comprises the following steps: firstly, respectively preparing materials required by a first PE polyethylene film layer, a second PE polyethylene film layer and a PA nylon film layer, extruding and molding in an extruder, and combining all three film layers together in a molten state at a die head of the extruder to form a first bag body basic continuous film of a packaging bag; extruding and molding materials required by the OPP biaxially oriented polypropylene film layer in an extruder to form a second bag body basic continuous film; then, combining the first bag body foundation continuous film and the second bag body foundation continuous film to form a bag body foundation continuous film; next, attaching the coated paper layer printed with the ink printing layer to a set area on the bag body basic continuous film; and then cutting, notching, folding, upper front clamp chain, upper rear clamp chain, upper hook and hot press forming are carried out on the continuous film of the bag body according to the set size, so that the single high-strength underwear packaging bag is formed.

In the foregoing, only the preferred embodiment of the present utility model is described, and any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical solutions of the present utility model fall within the scope of the technical solutions of the present utility model.

Claims (5)

1. The utility model provides a high strength underwear wrapping bag, includes the bag body, its characterized in that: the bag body comprises a front bag sheet, a rear bag sheet, a front folding sheet, a lower bag sheet and hooks; the upper end of the rear bag sheet is integrally connected with the upper end of the front folding sheet, the hook comprises a square body, a hook body groove is formed in the upper end of the square body, the square body is connected between the upper end of the rear bag sheet and the upper end of the front folding sheet, and bag sheet grooves corresponding to the hook body grooves are formed in the rear bag sheet and the front folding sheet respectively; the front end of the lower bag sheet is connected with the lower end of the front bag sheet in a heat sealing way, the rear end of the lower bag sheet is connected with the lower end of the rear bag sheet in a heat sealing way, and the middle part of the lower bag sheet is folded upwards into the bag body; the upper part and the lower part of the rear bag sheet are non-window areas, and the middle part of the rear bag sheet is a window area; the non-window area of the rear bag sheet, the front folded sheet, the front bag sheet and the lower bag sheet respectively comprise a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer, an OPP biaxially oriented polypropylene film layer, a copper plate paper layer and an ink printing layer from inside to outside in sequence; the window area of the rear bag sheet sequentially comprises a first PE polyethylene film layer, a second PE polyethylene film layer, a PA nylon film layer and an OPP biaxially oriented polypropylene film layer from inside to outside.

2. The high strength undergarment packing bag of claim 1, wherein: the upper end rear side of preceding bag piece is equipped with the front clamp chain, the upper portion front side of back bag piece is equipped with the back clamp chain that presss from both sides tight complex with the front clamp chain mutually, the position of front clamp chain and back clamp chain is less than the lower limb position of preceding folded piece.

3. The high strength undergarment packing bag of claim 1, wherein: the front bag piece, the rear bag piece, the front folding piece and the lower bag piece are respectively rectangular bag pieces, and the left ends and the right ends of the front bag piece, the rear bag piece, the front folding piece and the lower bag piece are respectively connected in a heat sealing mode.

4. The high strength undergarment packing bag of claim 1, wherein: the thickness of the first PE polyethylene film layer is 18-22 mu m, the thickness of the second PE polyethylene film layer is 14-18 mu m, the thickness of the PA nylon film layer is 12-16 mu m, the thickness of the OPP biaxially oriented polypropylene film layer is 18-22 mu m, the thickness of the coated paper layer is 60-90 mu m, and the thickness of the ink printing layer is 2-4 mu m.

5. The high strength undergarment packing bag of claim 4, wherein: the thickness of the first PE polyethylene film layer is 20 mu m, the thickness of the second PE polyethylene film layer is 16 mu m, the thickness of the PA nylon film layer is 14 mu m, the thickness of the OPP biaxially oriented polypropylene film layer is 20 mu m, the thickness of the copper plate paper layer is 75 mu m, and the thickness of the ink printing layer is 3 mu m.