Background technology
Conventionally; in people's production practice; to large household appliance more than height 70cm, as electric equipment products such as 50 cun of above liquid crystal TV sets, domestic air conditioning cabinet-type air conditioner, refrigerators, the orthodox method in the time of packing is to be first attached on screen with one deck polymeric membrane; foam or the protection of other padded coamings with moulding in surrounding again; add that film forms entirety, outside forming with timber or other supporting members, protect, finally use cardboard box outsourcing; add strap, whole packing just completes.Whole packaging process packaging process is many, length consuming time, and package stock need to consume a large amount of timber, and comprise the pollutantss such as expanded material, will damage environment.Gas column blister-pack is a kind of light environment protection packing, can be in order to substitute Poly dragon and foamed plastic etc.But at present due to mould, the restriction of material and facility, the widest gas column film forming material can only be produced 1.2 meters wide with interior product, want that large electric appliances are formed to disposable integral packaging very difficult, large electric appliances are packed with the scattered piece of gas column film forming material, still need to form outer protecting with wood or other supporting members, need to consume a large amount of timber, so both increased packing difficulty, the packing time, transportation volume and weight are increased again, packing in heaps will take very large storage, not only packing cost is high, be unfavorable for environmental protection, and owing to encapsulating the problems such as not tight, may cause protection against the tide, damp proof weak effect, and easily give environmental problems such as leaving over packing waste wood.Timber only, for once packing, does not generally reuse after use, causes timber resources to waste in a large number.No matter this packing method of large household appliance is to pack or in the time removing packing, all can expend a large amount of work-hourses, inefficiency.
Summary of the invention
The invention provides a kind of packing method of gas column film to large electric appliances of using, in order to reduce packing cost, the packing difficulty of large electric appliances, the work efficiency when improving packing and removing packing, saves timber resources, reduce transportation volume and weight, and reach good protection against the tide, damp proof effect.
Packing method of the present invention comprises the following steps:
A, calculate the volume of packaging product, by gas column film, the volume of packaging bag is that 1.4-1.6 times of small product size are cut out during by unaerated;
B, then heat seal is carried out in two gas column diaphragm three limits after cutting out, leave the one side in inflation road as sack, form packaging bag;
C, product is put into packaging bag, to gas column gas-filled film, form gas column with air pump after inflation, the volume of packaging bag dwindles, and forms the close packing to product;
D, then packing bag mouth is closed tightly, stick adhesive tape, will package product and put in outer packed in cases, stamp band and complete the packing of product.
Further, in described step a: gas column film during by unaerated the volume of packaging bag be that 1.5 times of small product size are cut out.
Further, described in two gas column film height after cutting out different, the part exceeding encapsulates as sack, guaranteeing, under the prerequisite that air flue and air valve are unobstructed, heat seal point to be set in sack gas column air flue, is bent to sack encapsulation after gas column inflation at heat seal point place.
Due to the design plan of this packing method be by two gas column films during by unaerated the volume of packaging bag be that 1.5 times of small product size are cut out, then heat seal is carried out in two gas column diaphragm three limits after cutting out, form packaging bag, product is put into after packaging bag, again with air pump to gas column gas-filled film, after gas column expands, the volume of packaging bag dwindles, form the close packing to product, without form outer protecting with timber or other supporting members, save timber resources, reduce transportation volume and weight, simplify packaging process flow, make packing cost, packing difficulty, the packing time greatly reduces, work efficiency when having improved packing and having removed packing, by sack encapsulate closely knit after, packaging bag overall tightness is good, moistureproof, moisture resistance is good.
Through on-the-spot test, scattered piece packing method and the every Data Comparison of packing method of the present invention are as following table:
The specific embodiment
As shown in FIG. 1 to 3, gas column film has inflation road 2 on one side, check valve 5, and gas column 3 is communicated with inflation road 2 by check valve 5, and the packing method with gas column film to large electric appliances, comprises the following steps:
A, calculate the volume of packaging product, by gas column film, the volume of packaging bag is that 1.4-1.6 times of small product size are cut out during by unaerated;
B, then heat seal is carried out in three limits 1,4,6 of two gas column diaphragms after cutting out, leave the one side in inflation road 2 as sack 8, form packaging bag;
C, product is put into packaging bag, with air pump by inflation road 2 to gas column gas-filled film, after inflation, form gas column 3, the volume of packaging bag dwindles, and forms the close packing to product;
D, then packing sack 8 is closed tightly, stick adhesive tape, will package product and put in outer packed in cases, stamp band and complete the packing of product.Check valve 5 prevents that gas column 3 from leaking.
Described step a: gas column film during by unaerated the volume of packaging bag be that 1.5 times of small product size are cut out; After gas column gas-filled film, form gas column 3, the volume of packaging bag can dwindle, and through experiment with computing, when unaerated, the volume of packaging bag is to be advisable in 1.5 times of left and right of small product size, can form the close packing to product.
Two gas column film height after described cutting out are different, the part h exceeding encapsulates as sack, guaranteeing, under air flue and the unobstructed prerequisite of air valve, in sack gas column 3 air flues, heat seal point 7 to be set, the encapsulation that gas column 3 is put 7 places and be bent to sack 8 in heat seal after inflating.
Gas column diaphragm dual-side 1,4 is extensible according to product size, after two gas column diaphragm base 6 heat seals, dual-side 1,4 again heat seal forms packaging bag, highly large product, as cabinet air-conditioner, packaging bag dual-side 1,4 can be used as height, pack as width to sack 8 on base 6.
Embodiment 1
Vision receiver packing, a, calculates the volume of vision receiver, and by gas column film, the volume of packaging bag is that 1.45 times of vision receiver volume are cut out during by unaerated; B, heat seal is carried out in three limits 1,4,6 of two gas column diaphragms after cutting out, leave the one side in inflation road 2 as sack 8, form packaging bag; C, vision receiver is put into packaging bag, to gas column gas-filled film, form gas column 3 with air pump after inflation, the volume of packaging bag dwindles, and forms the close packing to vision receiver; D, then packing sack 8 is closed tightly, stick adhesive tape, will package product and put in outer packed in cases, stamp band and complete the packing of product.
Embodiment 2
Refrigerator packing, a, calculates the volume of refrigerator, and by gas column film, the volume of packaging bag is that 1.5 times of refrigerator volume are cut out during by unaerated; Two gas column film height after cutting out are different, and the part h exceeding encapsulates as sack 8, in sack gas column 3 air flues, heat seal point 7 is set, and put 7 places and be bent to the encapsulation of sack 8 after gas column 3 inflation in heat seal.B, heat seal is carried out in three limits 1,4,6 of two gas column diaphragms after cutting out, leave the one side in inflation road 2 as sack 8, form packaging bag; C, refrigerator is put into horizontal packaging bag, to gas column gas-filled film, form gas column 3 with air pump after inflation, the volume of packaging bag dwindles, and forms the close packing to refrigerator; D, then packing sack 8 is closed tightly, stick adhesive tape, will package product and put in outer packed in cases, stamp band and complete the packing of product.
Embodiment 3
Domestic air conditioning cabinet-type air conditioner packing, a, calculates the volume of cabinet air-conditioner, and by gas column film, the volume of packaging bag is that 1.55 times of domestic air conditioning cabinet-type air conditioner volume are cut out during by unaerated; Two gas column film height after cutting out are different, and the part h exceeding encapsulates as sack 8, in sack gas column 3 air flues, heat seal point 7 is set, and put 7 places and be bent to the encapsulation of sack 8 after gas column 3 inflation in heat seal.B, heat seal is carried out in three limits 1,4,6 of two gas column diaphragms after cutting out, leave the one side in inflation road 2 as sack 8, form packaging bag; C, domestic air conditioning cabinet-type air conditioner is put into horizontal packaging bag, to gas column gas-filled film, form gas column 3 with air pump after inflation, the volume of packaging bag dwindles, and forms the close packing to domestic air conditioning cabinet-type air conditioner; D, then packing sack 8 is closed tightly, stick adhesive tape, will package product and put in outer packed in cases, stamp band and complete the packing of product.