A kind of complex buffering pad of packaging TV set
Technical field
The present invention relates to the packing technique field, particularly relate to a kind of complex buffering pad that is used for packaging TV set.
Background technology
Cushion rubber is a kind ofly to be used for protecting commodity to exempt from the device of recruiting mechanical loads such as impact, vibration to damage at circulation process; such as in the loading and unloading operation of commodity; regular meeting causes impact, the vibration to commodity because of action such as throwing, the stacking of commodity collapses, lifting comes off, the unexpected startup of loading machine and too urgent lifting; if do not have the buffering and the protection of cushion rubber, commodity will be damaged.Vision receiver all needs to pack in circulation process in the packing chest usually, between vision receiver and packing chest, generally want the liner cushion rubber, in circulation process, exempt to recruit impact with the protection vision receiver, mechanical loads such as vibration are damaged, existing cushion rubber adopts mono-polystyrene foam (EPS-Expanded Polystyrene) or polyethylene foams (EPE-Expanded Polyethylene) or polyethylene foamed copolymer padded coamings such as (EPC-Expanded Polyethylene Copolymer) to be made mostly, thereby exist following drawback: the amount of being to use is big, this is because cushion rubber need satisfy certain pile intensity, pop strength and entire package intensity are so need to use more material; The 2nd, cost height, particularly polyethylene foams EPE, its price is more expensive; The 3rd, be difficult for reclaiming, unfavorable to environmental protection.Face fierce day by day globalization competition under the new situation in manufacturing enterprise and commercial enterprise, logistics cost has also become to influence a key factor of enterprise competitiveness.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art; a kind of complex buffering pad of packaging TV set is provided; be to adopt fluting board and polyethylene foams EPE or polystyrene foam EPS to combine; made full use of the rigidity of the damping characteristics and the fluting board of foamed plastic; pile intensity, pop strength and entire package intensity both can have been improved; significantly reduce the consumption of the foamed plastic of easy contaminated environment again, thereby reached the purpose of cost-cutting, protection environment.
The technical solution adopted for the present invention to solve the technical problems is: a kind of complex buffering pad of packaging TV set, and liner is between extranal packing box and vision receiver, and it comprises:
The fluting board buffer body is provided with the shape that is matched with the extranal packing box inwall, and the fluting board buffer body is one or more unitary constructions, and a plurality of unitary constructions joint each other is bonding fixing;
The foamed plastic buffer body, be provided with the fluting that is matched with the vision receiver joint, the foamed plastic buffer body is one or more unitary constructions that polyethylene foams EPE or polystyrene foam EPS are made, and a plurality of unitary constructions joint each other is bonding fixing;
Fix for bonding or grafting between fluting board buffer body and the foamed plastic buffer body.
Fixing to glue is bonding between described foamed plastic buffer body and the fluting board buffer body fixes.
Fixing to grafting between described foamed plastic buffer body and the fluting board buffer body fixes, on the foamed plastic buffer body, be provided with the connection-peg of band back-off, be provided with spliced eye on the fluting board buffer body, the connection-peg of foamed plastic buffer body inserted in the spliced eye of fluting board buffer body when both fixed.
The described complex buffering pad complex buffering pad that is liner between the top of vision receiver and the extranal packing box top inner wall; Last complex buffering pad comprises fluting board buffer body, upper left foamed plastic buffer body and upper right foamed plastic buffer body; Last fluting board buffer body is made of corrugation packaging cover and the corrugated paper box that is located at interior four jiaos of lid; Upper left foamed plastic buffer body and upper right foamed plastic buffer body are axially symmetric structure; The left and right foamed plastic buffer body of going up constitutes by being provided with the first foamed plastic buffer body that is matched with vision receiver joint shape fluting and being provided with the second foamed plastic buffer body that is matched with the wall hanging piece slot respectively; In the left and right corrugation packaging cover of going up between the two corrugated carton that the foamed plastic buffer body is separately fixed at fluting board buffer body both sides.
Described complex buffering pad is that liner is at the bottom left of vision receiver and the lower-left complex buffering pad between the extranal packing box bottom left inwall; The lower-left complex buffering pad comprises lower-left fluting board buffer body, lower-left foamed plastic buffer body; Lower-left fluting board buffer body is that first corrugated paper box of in-line and second corrugated paper box that the vertical section is the L font constitute by the vertical section respectively, and first corrugated paper box is connected into the open slot structure that the vertical section is a U-shaped mutually with second corrugated paper box; Lower-left foamed plastic buffer body constitutes by being provided with the 3rd foamed plastic buffer body that is matched with vision receiver joint shape fluting and being provided with the 4th foamed plastic buffer body that is assigned in the wall hanging piece slot; Lower-left foamed plastic buffer body is fixed in the open slot of lower-left fluting board buffer body.
Described complex buffering pad is that liner is at the right bottom of vision receiver and the bottom right complex buffering pad between the right bottom interior wall of extranal packing box; The bottom right complex buffering pad comprises bottom right fluting board buffer body, bottom right foamed plastic buffer body; Bottom right fluting board buffer body is that first corrugated paper box of in-line and second corrugated paper box that the vertical section is the L font constitute by the vertical section respectively, and first corrugated paper box is connected into the open slot structure that the vertical section is a U-shaped mutually with second corrugated paper box; Bottom right foamed plastic buffer body constitutes by being provided with the 3rd foamed plastic buffer body that is matched with vision receiver joint shape fluting and being provided with the 4th foamed plastic buffer body that is assigned in the wall hanging piece slot; Bottom right foamed plastic buffer body is fixed in the open slot of bottom right fluting board buffer body.
Described complex buffering pad be liner at the bottom of vision receiver and the end complex buffering pad between the extranal packing box plate inner wall, end complex buffering pad comprises end fluting board buffer body, end foamed plastic buffer body; End fluting board buffer body is a corrugated board, and the bottom surface of end fluting board buffer body reclines mutually with the plate inner wall of following packing chest; End foamed plastic buffer body is made of several foam-plastic blocks, and several foam-plastic blocks correspondence respectively are fixed on the corrugated board; The bottom in vision receiver is shored in the upper surface of foam-plastic blocks.
The present invention adopts polystyrene foam EPS as the foamed plastic buffer body, the characteristics of polystyrene foam EPS are: mouldable can be mass-produced, and steam transmitance and water absorption rate are low, and insulation is good, smooth and micro-elasticity surface can abraded product, mouldable one-tenth complicated shape is compressed to 75% and also has very big recovery capacity, and the static pressure creep is low, the compression strength height, can soak fire retardant and antistatic additive, food compatible is good, acid and alkali resistance and aliphatic compound.
The present invention adopts polyethylene foams EPE as the foamed plastic buffer body, and the characteristics of polyethylene foams EPE are: die-cuttable can the production in enormous quantities in enormous quantities, soft and do not have wearing and tearing, anti-repeatedly impact, low Tr, damping is big, the mechanical strength height, acid and alkali-resistance and solvent, low water absorption (<1%), thermal insulation has the high resiliency of anti-distortion in-51~85 ℃ of scopes, breaking extension is about 50%, pulling strengrth: 30mg/cm
3The time 172kPa; 80mg/cm
3The time 448kPa.
The present invention adopts fluting board as the fluting board buffer body, can be corrugated board or corrugated paper box, by being cut into corrugated paper box, its structure can be the cube of regular geometric shapes, also can tailor into other shape, as circle box-like, tip-angled shape, perhaps other more complicated structures.
Complex buffering pad of the present invention adopts the fluting board buffer body to combine with the foamed plastic buffer body and forms, can characteristic theoretical by crisp value and fluting board and foamed plastic (EPE or EPS) carry out Cushioning Design, make full use of foamed plastic (EPE or EPS) padded coaming characteristic, Packaged Cushioning Design ideal basis with science, take into full account following design factor: the one, product size, all influence the design of buffering package as line style sizes such as length and width height, diameter and height, and can determine circulation environment; The 2nd, product weight will be considered gross weight and center-of-gravity position, if center of gravity off-center greatly, padded coaming distributes and will adjust accordingly; The 3rd, the crisp value of product, the product of different crisp values will be considered different padded coamings and thickness thereof by optimization principles; The 4th, circulation environment according to GB or with reference to domestic and international close products in circulation environmental data, is surveyed.After taking into full account above design factor; the size of acquisition product, gross weight, mass distribution, crisp value etc.; and information such as circulation environment data and correlation test standard; determine cushioning coefficient according to the padded coaming characteristic; the scantling of structure of computation optimization cushion rubber; and the compression creep of check static weight, a spot of EPE material usage that can be optimized reaches the effect of protecting product.Complex buffering pad of the present invention with a small amount of cushion characteristic preferably EPE or EPS to the effective buffer protection of product after, all the other buffer portions are substituted by fluting board, ratio is decided on design requirement between the two.Because the fluting board material is rigidity or semi-rigid material, higher-strength and not yielding is arranged.So can improve the packing chest bulk strength, non-deformability, pile intensity etc. by rational mechanics design, are improved the transmission of power simultaneously, reduce that the product of being protected itself is hit, with certain protection product.
The invention has the beneficial effects as follows, owing to adopted fluting board buffer body and foamed plastic buffer body to constitute complex buffering pad, complex buffering pad is made into the correspondingly-shaped of liner between vision receiver and extranal packing box diverse location respectively, be used for buffering and protection to vision receiver, made full use of the damping characteristics of foamed plastic, with minimum foamed plastic consumption, reach the effect of protection product, all the other buffer portions are fabulous by processibility, corrugation packing with low cost substitutes, so just significantly reduce the foamed plastic consumption, the vision receiver Packing Fee can be reduced make an appointment with half, cost is few, and effect is remarkable; Owing to adopted the fluting board buffer body; its primary raw material is a paper, has the degree of utilization height, and it is few to reclaim processing charges; processing is simple; can repeatedly regenerate, characteristics such as pollution-free, simultaneously; utilize the rigidity of fluting board; both can improve pile intensity, pop strength and the entire package intensity of vision receiver packing, significantly reduce the consumption of the foamed plastic of easy contaminated environment again, thereby reach the purpose of cost-cutting, protection environment.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail; But the complex buffering pad of a kind of packaging TV set of the present invention is not limited to embodiment.
Fig. 1 is a running condition scheme drawing of the present invention;
Fig. 2 is packed state figure of the present invention;
Fig. 3 is a packed state lateral plan of the present invention;
Fig. 4 is the organigram of the present invention as last complex buffering pad;
Fig. 5 is the upward view of the present invention as last complex buffering pad;
Fig. 6 is the organigram of fluting board buffer body in the present invention;
Fig. 7 is along A among Fig. 6---the cutaway view of A line;
Fig. 8 is the organigram of the present invention's first foamed plastic buffer body;
Fig. 9 is the organigram of the present invention's second foamed plastic buffer body;
Figure 10 is the organigram of the present invention as the lower-left complex buffering pad;
Figure 11 is the organigram of lower-left of the present invention fluting board buffer body;
Figure 12 is the organigram of the present invention's the 3rd foamed plastic buffer body;
Figure 13 is the organigram of the present invention as end complex buffering pad;
Figure 14 is the lateral plan of the present invention as end complex buffering pad;
Figure 15 is the connection diagram of another embodiment fluting board buffer body of the present invention and foamed plastic buffer body;
Figure 16 is that the present invention is used for material design-calculated peak acceleration---statical stress line chart.
The specific embodiment
Referring to Fig. 1, Fig. 2, shown in Figure 3, the complex buffering pad of a kind of packaging TV set of the present invention, use on the packing of panel TV set 10, complex buffering pad be made into respectively liner between the top of vision receiver and the extranal packing box top inner wall complex buffering pad 3, liner at the bottom left of vision receiver and the lower-left complex buffering pad 4 between the extranal packing box bottom left inwall, liner at the bottom right complex buffering pad 5 between the right bottom of vision receiver and the extranal packing box right side bottom interior wall, liner at the bottom of vision receiver and the end complex buffering pad 6 between the extranal packing box plate inner wall.
In the packaging structure of panel TV set 10, extranal packing box is generally upper and lower packing chest 1,2, last packing chest 1 by top board and all around side plate constitute, side plate bottom is respectively equipped with one or more through hole 11 around the last packing chest 1; Following packing chest 2 by base plate and all around side plate constitute, following packing chest 2 around side plate be respectively equipped with one or more open-works 21 that can be complementary with the through hole 11 of last packing chest; Last packing chest 1 engage sleeves is contained in down outside the packing chest 2, and the folder (not shown) that installs and fixes at the through hole 11 by being contained in packing chest between the upper and lower packing chest 1,2 and open-work 21 places of following packing chest fixes;
Except complex buffering pad, in the packaging structure of vision receiver 10, also have wall hanging piece 7 and annex packing box 8; Wall hanging piece 7 is the wall hanging packing chest, and wall hanging piece 7 is plugged between the last complex buffering pad 3 and left and right following complex buffering pad 4,5 at vision receiver 10 backs, and last complex buffering pad 3, left and right complex buffering pad 4,5 down are respectively equipped with the slot that is assigned in wall hanging piece 7; Annex packing box 8 is used for package insert, remote controller etc., and annex packing box 8 is contained in the end complex buffering pad 6, and certainly, annex packing box 8 is not necessary, and also can design in end complex buffering pad 6 can package insert, the structure of remote controller etc.
To shown in Figure 9, last complex buffering pad 3 comprises fluting board buffer body 31, upper left foamed plastic buffer body 32 and upper right foamed plastic buffer body 33 referring to Fig. 4; Last fluting board buffer body 31 is made of corrugation packaging cover 311 and the corrugated paper box 312 that is located at interior four jiaos of lid; Because upper left foamed plastic buffer body 32 and upper right foamed plastic buffer body 33 are axially symmetric structure, thereby be example with upper left foamed plastic buffer body 32, upper left foamed plastic buffer body 32 constitutes by being provided with the first foamed plastic buffer body 321 that is matched with vision receiver 10 joint shapes fluting 320 and being provided with the second foamed plastic buffer body 322 that is assigned in the wall hanging piece slot, and glue is bonding fixes for the joint employing between the first foamed plastic buffer body 321 and the second foamed plastic buffer body 322; The left and right foamed plastic buffer body 32,33 of going up adopts glue to be bonded in the corrugation packaging cover 311 between the two corrugated carton 312 of fluting board buffer body 31 both sides respectively.
Because lower-left complex buffering pad 4 and bottom right complex buffering pad 5 are axially symmetric structure, are example with lower-left complex buffering pad 4, to shown in Figure 12, lower-left complex buffering pad 4 comprises lower-left fluting board buffer body 41, lower-left foamed plastic buffer body 42 referring to Figure 10; Lower-left fluting board buffer body 41 is that first corrugated paper box 411 of in-line and second corrugated paper box 412 that the vertical section is the L font constitute by the vertical section respectively, and first corrugated paper box 411 and second corrugated paper box 412 adopt glue bonding to become the vertical section be the open slot structure of U-shaped; Lower-left foamed plastic buffer body 42 constitutes by being provided with the 3rd foamed plastic buffer body 421 that is matched with vision receiver 10 joint shape flutings and being provided with the 4th foamed plastic buffer body that is assigned in the wall hanging piece slot respectively, wherein, the 4th foamed plastic buffer body 422 is identical with the second foamed plastic buffer body, 322 structures; Lower-left foamed plastic buffer body 42 adopts glue to be adhesively fixed in the open slot of lower-left fluting board buffer body 41.
Shown in Figure 13,14, end complex buffering pad 6 comprises end fluting board buffer body 61, end foamed plastic buffer body 62; End fluting board buffer body 61 is a corrugated board, and the bottom surface of end fluting board buffer body 61 reclines mutually with the plate inner wall of following packing chest 2; End foamed plastic buffer body 62 is made of six foam-plastic blocks, and six foam-plastic blocks 62 adopt the glue correspondence to be adhesively fixed on the corrugated board 61 respectively; The bottom in vision receiver 10 is shored in the upper surface of foam-plastic blocks 62.
Complex buffering pad of the present invention can utilize peak acceleration in design process---and the statical stress line chart obtains the material use amount.
Employing EPE is a padded coaming, with the G of 42 inches panel TV sets, falling height 50cm
m-σ
StThe curve calculation of (=W/A) is an example, can try to achieve Rational Thickness and the consumption of EPE.
Nomenclature:
H---be product equivalence falling height;
G
m---be peak acceleration;
σ st---be statical stress;
W---be product weight;
Gc---be the cooresponding crisp value of this product;
T---be cushion rubber thickness;
A---be the whole bottom surface of product cushion area;
σ st, d---be the cooresponding statical stress of D point;
Ad---be the cooresponding loaded area of D point;
σ st, e---be the cooresponding statical stress of E point;
Ae---be the cooresponding loaded area of E point;
Amin---be the minimum area of required loaded area;
This example adopts safety approach, so Amin=Ae.
Known product weight W=350N, bed-plate dimension 46 * 34cm, equivalent falling height H=50cm, the crisp value of product Gc=50g, the density of EPE is 0.012g/cm
3, 1kgf/cm
2=0.1Mpa asks and adopts polyethylene foams (EPE) cushion rubber thickness t shown in Figure 16.
In the computation process, floor space A=46 * 34=1564cm
2Statical stress σ st=W/A=350/ (1564) * 10
4=0.022 * 10
5Pa, with the intersection point of Gm=50g be B point on Figure 16; The B point is positioned at the left side of buffer curve, illustrates that statical stress is excessive, there is no need to carry out comprehensive buffer protection with whole bottom surface, can change local buffering into.In Figure 16, get Gc=50g and make a horizon, crossing with the buffer curve of t=2.5cm, get C and D 2 points.Select the D point to design material-saving, cooresponding σ st, d=0.145 * 10
5Pa, required loaded area Ad=W/ σ st, d=350/ (0.145 * 10
5) * 10
4=240cm
2From curve as seen, nadir is the E point, its σ st, e=0.115 * 10
5Pa, required loaded area Ae=W/ σ st, e=350/ (0.115 * 10
5) * 10
4=304cm
2, this is safest scheme.So cushion rubber thickness t=2.5cm
Check the compression deflection of cushion rubber with the Ke Sitena empirical equation.
Amin/(1.33t)
2=304/(1.33×2.5)
2=27.5>1
As seen compression deflection safety.
G according to the different falling heights of material
m-σ
StThe family of curves of (=W/A) can calculate the cushion rubber thickness t.By loaded area and cushion rubber thickness, can obtain the volume of material requested.All the other buffer portions can replace with corrugated paper box.
Referring to shown in Figure 15, another embodiment of the invention is that fixing to grafting between foamed plastic buffer body 92 and the fluting board buffer body 91 fixes, on foamed plastic buffer body 92, be provided with the connection-peg 921 of band back-off, be provided with spliced eye 911 on fluting board buffer body 91, the connection-peg 921 of foamed plastic buffer body inserted in the spliced eye 911 of fluting board buffer body when both fixed.
The foregoing description only is used for further specifying the complex buffering pad of packaging TV set of the present invention; but the present invention is not limited to embodiment; every foundation technical spirit of the present invention all falls in the protection domain of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.