CN106395069A

CN106395069A - Metal tray and processing method thereof

Info

Publication number: CN106395069A
Application number: CN201611047432.3A
Authority: CN
Inventors: 胡骏阳
Original assignee: Wuxi Jie Jie Internet Of Things Technology Co Ltd
Current assignee: Wuxi Jie Jie Internet Of Things Technology Co Ltd
Priority date: 2016-11-22
Filing date: 2016-11-22
Publication date: 2017-02-15

Abstract

The invention discloses a metal tray and a processing method thereof, which has the advantages of high support intensity and large weight capacity. The metal tray adopts the technical scheme that bearing strips are rolled and formed once by a padder from a complete plate made of a galvanized plate, folding angles are right angles, three n-shaped bearing bulges and two bearing grooves are formed, both sides of the bearing strips are bent inwards for 90 degrees and then are bent upwards for 90 degrees, and the top side of the middle bearing bulge is bent downwards so as to form a V shape, so that the stiffness of contact surfaces can be increased, the bending and deformation probability can be reduced, and the gravity of most heavy objects can be dispersed, thus, the bearing capacity of the tray is increased, a large welding area can be provided when the bearing strips and bearing blocks are welded, and the firmness of the whole metal tray is increased, thereby increasing the support intensity and weight capacity of the metal tray.

Description

Metal tray and its processing method

Technical field

The present invention relates to freight handling facility field, particularly to a kind of metal tray and its processing method.

Background technology

Pallet also known as pallet, clamping plate, are a kind of placing as unit load for packaging, stacking, carrying and transport Goods and the levelling bench arrangement of product, are important handling during Logistics Operation, storage and transporting equipment, as with packaging A kind of unit load devices that case is similar to, pallet has been widely used in the field such as produce, transport, store in a warehouse and circulate.

Modal pallet is wood pallets on the market, and wood pallets are the pallets being manufactured for raw material with natural timber, by In its low price, durable, degree of accuracy is high, be unlikely to deform, will not nail nipping, fastness good the advantages of, wood pallets use The most extensive, 85% share can be occupied in all pallet kind apoplexy due to endogenous wind on the market.

But wood pallets have many problems, for example, be easily damaged and rupture, easily burn, grow insect, once damage After bad, just declaration is scrapped, and consumption timber is more etc., and therefore people design metal tray to replace wood pallets, metal tray Intensity is high, bearing capacity is stronger, durable in use, and can recycle, and waste of resource additionally it is possible to waterproof and dampproof, does not have Higher environment-friendly advantage.

At present, the Chinese patent of Publication No. CN106005679A discloses a kind of joinery and its construction metal tray, and it includes First end bar positioned at two ends and the second end bar, are provided with least one central strip, also wrap between first end bar and the second end bar Include some top panels and lower panel, the upper and lower surface of described first end bar, the second end bar and central strip is respectively arranged with The bottom surface of some caulking grooves, top panel and lower panel is respectively arranged with tenon in the corresponding position of each caulking groove, and tenon sets Be equipped with mortise, be provided with draw-in groove in first end bar, the second end bar and central strip, the position of draw-in groove is corresponding with mortise, draw-in groove and It is equipped with pin in mortise.

Although this joinery and its construction metal tray overall structure fits together perfectly, sound construction can save cost of transportation, Because its stress is all with face stress, in hauled weight the is big less object of contact surface, because contact surface reduces, object meeting Larger pressure being produced to tray surface contact point, thus easily making pallet bending, and then limiting propping up of metal tray Support intensity and bearing capacity.

Content of the invention

One purpose of the present invention is to provide a kind of metal tray, and it has support strength greatly, the high advantage of load capacity.

The above-mentioned technical purpose of the present invention technical scheme is that：

A kind of metal tray, including the upper bearing plate being made up of some bearing strips welding mutually and several bearing blocks, the One transition face, support beam, the second transition face and lower bearing plate it is characterised in that：Described bearing strip is by the imposite warp of galvanized sheet Cross folding and forming of padding machine, the angle folding that it is constituted is right angle, and form three load-bearing projections and two in " Jiong " font Individual load-bearing groove, the two ends of bearing strip are equipped with abutting part, and the raised top margin of middle load-bearing bends downwards.

It is arranged such, upper and lower bearing plate, two transition faces are constituted by bearing strip, and therefore the anti-pressure ability of bearing strip is very The load capacity of metal tray is determined on big degree, compared to writing board shape, the bearing strip being folded into wave-like can hold By bigger weight, when weight pushes to bearing plate, the contact surface and weight the between during top margin of load-bearing projection, contact surface subtracts Little reduce its bending, the probability of deformation it becomes possible to the rigidity of lifting contact surface, load-bearing is raised and the vertical edge of load-bearing groove Larger counteracting force can be formed to weight during support weight, be equivalent to and be provided with reinforcement below top margin, can disperse big The gravity of part weight, thus mitigating the pressure of top margin, generally, when placing weight, middle load-bearing projection is all born Most pressure, the both sides of bearing strip bend inwards 90 ° and are folded upward at 90 ° afterwards again, in bearing strip and load-bearing block welding When bigger bonding area can be provided, improve the fastness of whole metal tray, thus lifting the support strength of metal tray And load capacity.

Arrange further：Described bearing block is tied through the rectangular bulk of right angle fold several times by the imposite of galvanized sheet Structure, bearing block includes top surface, and the top surface both sides of bearing block all cave inward, the folded-out formation in both sides of the vertical folding line of recess Catch, the height of catch is identical with the height of depression, constitutes draw-in groove outside catch.

It is arranged such, the block structure that bearing block is set to rectangle can lift the overall bearing capacity of bearing block, can Disperse the pressure applying from every side, the setting of depression makes the rectangular edges of bearing block form folding, and the setting of catch is suitable In reinforcement be increased on the side of bearing block, it is to avoid pressurized excessive and the side camber that makes bearing block, the height of catch simultaneously Degree is identical with the height being recessed, and during installation, the load-bearing groove of bearing strip can be placed on catch, such bearing strip and bearing block Contact surface size identical with catch size, so reduce contact area, increase bearing capacity, simultaneously can be by bearing strip It is stuck in centre, thus lifting the overall fastness of metal tray.

Arrange further：Two sides of described top surface opposite side bend towards bearing block intermediate vertical, constitute baffle plate, Interval setting between two pieces of baffle plates, forms passage and opening.

Be arranged such, the setting of baffle plate facilitates the installation in each face following, and the setting of passage and opening be due to Whole bearing block is folded by galvanized sheet and forms, and the passage being formed after folding so can be in the weight capacity not reducing bearing block While reduce bearing block itself weight, thus reducing the quality of whole metal tray so as to lighter, practicality is more Good.

Arrange further：Described top margin bends downwards and constitutes " V " font.

It is arranged such, middle load-bearing is convexed to form " V " font, in load-bearing, downward gravity can be decomposed, make Pressure suffered by top margin reduces, and improves the weight capacity of pallet with this, and bearing strip has 15 road folding lines, forms 16 sides and may be constructed Three load-bearing projections and two load-bearing grooves, the raised quantity of load-bearing is more more uniformly can to disperse the weight of weight, Thus reaching more preferable bearing capacity and support effect.

Arrange further：Bearing strip described in some is parallel and is placed equidistant, bearing plate in composition, the bottom of upper bearing plate Portion sets gradually First Transition face, support beam, the second transition face and lower bearing plate.

It is arranged such, bearing strip is placed equidistant balancing and the gravity bearing entirely is gone up on bearing plate so as to load-bearing energy Power is better, and setting First Transition face, support beam, the second transition face and lower bearing plate can make the structure of metal tray more Firm, thus improving the weight capacity of metal tray.

Arrange further：Described First Transition face is equidistant and the bearing strip perpendicular to upper bearing plate is constituted by three, and first Transition face and the second transition face and lower bearing plate all same, the second transition face is arranged parallel to First Transition face, and lower bearing plate is put down Row is in the setting of upper bearing plate.

It is arranged such, the effect of two transition faces is to separate bearing block and upper bearing plate and lower bearing plate, measures simultaneously It is adjacent between bearing strip and can conveniently weld, be beneficial to increase the fastness after metal tray is welded and stability, furthermore two Transition face can be that upper bearing plate and lower bearing plate provide and support, so as not to hanging partly excessive of upper and lower bearing plate and affect to carry Performance.

Arrange further：Described support beam includes nine block weldings corner, four side midpoints and centre on First Transition face The bearing block of position, bearing block is fastened between the load-bearing projection of bearing strip and load-bearing groove.

It is arranged such, nine pieces of bearing blocks can be made to constitute rectangle, and also increase the strong point in centre, bearing block can be made to prop up Support is more stable, and bearing block is fastened on raised installation and the weldering that can facilitate bearing block and load-bearing groove between of load-bearing of bearing strip Connect, prevent bearing block from entering line slip.

Preferably, all being welded by four solder joints between the baffle plate of described support beam and First Transition face and the second transition face Connect, cross one another two bearing strips are welded together by four solder joints.

Be arranged such it is only necessary to by the two ends of bearing strip with support block welding just can be by bearing strip fixation, each There are four solder joints the position of welding, therefore every bearing strip has 12 solder joints, so can ensure that the fastness of welding, Increase the firmness of whole metal tray.

It is a further object of the present invention to provide a kind of processing method of metal tray, it has the metal tray of production and supports Intensity is big, the high advantage of load capacity.

A kind of processing method of metal tray, comprises the following steps：

S1：Take some pieces of identical galvanized sheets, using milling train, every piece of galvanized sheet is carried out punching press, first will be convex by load-bearing successively Rise and two load-bearing groove folding formings, then the abutting part folding forming by two ends, afterwards by top margin bending downwards in " V " word Shape, constitutes some bearing strips；

S2：Take nine pieces of identical galvanized sheets, using milling train, every piece of galvanized sheet is carried out punching press, first both sides are bent to form top Face, then bending constitutes the depression on both sides successively, finally will be recessed both sides bending, form draw-in groove, finally obtain nine bearing blocks；

S3：Three bearing blocks are taken linearly to put so as to constitute the length of side and bearing strip length identical file, the opening court of bearing block To adjacent bearing block setting, and it is respectively provided with bearing strip above and below bearing block, bearing strip is fastened on the card of bearing block In groove, the catch of bearing block passes through four solder joint welding with the load-bearing groove of bearing strip；

S4：Repeat S3 and obtain three support beams, three support beams are put square with bearing strip length identical in the length of side, and Weld three bearing strips perpendicular to support beam in one side, between every bearing strip and every support beam, pass through four solder joint welderings Connect, solder joint is located in load-bearing groove, constitute lower bearing plate；

S5：In support beam, dorsad 5～8 bearing strips perpendicular to support beam, welding manner and S4 are welded in the side of bearing plate Identical, bearing plate in composition, after the completion of obtain metal tray finished product.

Arrange further：The thickness of described bearing strip galvanized sheet is 0.4mm～1mm, and length is 500mm～1600mm, The quantity of bearing strip is 14～17.

It is arranged such, the difference being required according to use environment and user, bearing strip is not quite similar using the thickness of steel plate, with When bearing strip quantity more, the volume of metal tray is bigger, and weight is bigger, and weight capacity is stronger, and being arranged such being capable of root Change and meet the demand of user according to different users.

In sum, the invention has the advantages that：

The rigidity of contact surface can be lifted, the probability reducing its bending, deformation additionally it is possible to the gravity of the most of weight of dispersion, with This improves the weight capacity of pallet, can provide bigger bonding area when bearing strip is with load-bearing block welding, improves entirely gold Belong to the fastness of pallet, thus lifting support strength and the load capacity of metal tray, the metal tray with lower bearing plate can To apply electric hydaulic car to be carried, the metal tray of leukorrhagia bearing plate can manually hydraulic car and electric hydaulic car Two ways is carried.

Brief description

Fig. 1 is the structural representation of embodiment 1；

Fig. 2 is the upward view of embodiment 1；

Fig. 3 is the top view of embodiment 1；

Fig. 4 is the structural representation of bearing strip in embodiment 1；

Fig. 5 is the sectional view of bearing strip in embodiment 1；

Fig. 6 is the structural representation of bearing block in embodiment 1；

Fig. 7 is the structural representation of support beam in embodiment 1；

Fig. 8 is the sectional view of support beam in embodiment 1.

In figure, 1, upper bearing plate；11st, bearing strip；111st, load-bearing is raised；1111st, top margin；112nd, load-bearing groove；113rd, support Socket part；12nd, bearing block；121st, top surface；122nd, it is recessed；123rd, catch；124th, draw-in groove；125th, baffle plate；126th, passage；127th, open Mouthful；2nd, First Transition face；3rd, support beam；4th, the second transition face；5th, lower bearing plate；51st, fixing buckle；6th, solder joint.

Specific embodiment

Below in conjunction with accompanying drawing, the present invention is described in further detail.

Embodiment 1：A kind of metal tray, as shown in figure 1, the entirety of metal tray is in cuboid arrange, its upper and lower surface It is all square, and it is highly less than the length of side, so can make to be placed on the gravity dispersion of the weight on metal tray surface, and Height is less, and its resistance to compression, bearing capacity are stronger, and so setting can greatly enhance the weight capacity of metal tray.

As depicted in figs. 1 and 2, metal tray is divided into three parts, and top is upper bearing plate 1, and bottom is lower bearing plate 5, in Between fixing by support beam 3, upper bearing plate 1 is be arranged in parallel by five and equidistant bearing strip 11 is constituted, and lower bearing plate 5 is by three Identical bearing strip 11 is constituted, and upper and lower bearing plate 5 be arranged in parallel, and the perpendicular setting of support beam 3 of centre, as whole metal The supportive body of pallet, support beam 3 has altogether and arranges left, center, right three, and its length is identical with the length of bearing strip 11.

Referring to Fig. 2 and Fig. 3, it is connected by way of welding between bearing strip 11 and support beam 3, the head of every bearing strip 11 Tail two ends are all welded with bearing strip 11, and every one end of connection is designed with 4 solder joints 6, therefore every bearing strip 11 all with support Beam 3 passes through 8 solder joints 6 to be fixed, and so can greatly improve the firmness between bearing strip 11 and support beam 3, thus being lifted The overall weight capacity of metal tray.

As shown in Figure 4 and Figure 5, bearing strip 11 includes load-bearing raised 111 and load-bearing groove 112, and it is by a monoblock steel plate warp Obtain after folding several times, the most central and left and right two ends of bearing strip 11 are load-bearing projection 111, and it is protruding upward, and two are held Weight groove 112 is clipped between three load-bearing projections 111, so constitutes the bearing strip 11 of " S " font, bearing strip 11 left side to Bend upward again after middle bending, obtain shorter two flanging, bearing strip 11 right side is symmetrical arranged with left side, positioned at just The top margin 1111 of middle load-bearing projection 111 bends downwards, constitutes " V " font, and such bearing strip 11 1 has 15 folding lines, structure Become 16 flangings, horizontal flanging is directly contacted with weight, longitudinal flanging can provide support force for it, disperses lateral flap The required weight born, thus increasing the bearing capacity of metal tray, abutting part 113 can be conflicted to bearing block 12, increases Plus the fastness supporting.

Referring to Fig. 6, bearing block 12 is folded by monoblock galvanized sheet and forms, and bearing block 12 is overall to be in the setting of cuboid tubulose, its Left side is top surface 121, and the upper and lower ends of top surface 121 are bent to form to the right two sides, and two side views are identical, all roll over downwards Folded formation depression 122, two sides of depression 122 flip up, and constitute catch 123, and form draw-in groove 124 at catch 123, The height of catch 123 is identical with the height of depression 122, and on the relative face of top surface 121, both sides, towards middle bending, form two pieces Baffle plate 125, spaced between baffle plate 125, constitute opening 127, and bearing block 12 generally semi-surrounding structure, centre is left and is passed through Wear the passage 126 of bearing block 12.

As shown in Figure 7 and Figure 8, support beam 3 is made up of middle three bearing blocks 12 and upper and lower two bearing strips 11, every Welded together by 8 solder joints 6 between bearing strip 11 and each bearing block 12, solder joint 6 is arranged on catch 123 and brace groove Diapire on, two brace groove of bearing strip 11 are fastened in the draw-in groove 124 of bearing block 12, shorter in load-bearing projection 111 Article two, flanging withstands on bearing block 12 and is clamped.

When metal tray deposits weight, bearing block 12 constitutes support to the load-bearing raised 111 on both sides, and middle load-bearing is convex Play 111 downward bendings it is also possible to increase its weight capacity, the folding of bearing strip 11 makes it have stronger weight capacity, group After synthesizing metal tray, the support strength of metal tray can be made to strengthen, load capacity increases, and this structure can also subtract The overall weight of light metal pallet, reaches good using effect.

A kind of processing method of metal tray, comprises the following steps：

First stage, take some pieces of identical galvanized sheets, using milling train, every piece of galvanized sheet carried out punching press, first will successively by Load-bearing raised 111 and two load-bearing groove 112 folding formings, then the abutting part folding forming by two ends, afterwards by top margin 1111 Bending is " V "-shaped downwards, constitutes some bearing strips 11, the length of galvanized sheet is 500mm～1600mm, and thickness is 0.4mm ～1mm；

Take 9 pieces of identical galvanized sheets again, using milling train, every piece of galvanized sheet is bent several times, first both sides are bent to form top Face 121, then bending constitutes the depression 122 on both sides successively, finally will be recessed both sides bending, form draw-in groove 124, finally obtain nine Bearing block 12, the zinc-plated plate thickness that bearing block 12 is used is identical with the zinc-plated plate thickness of bearing strip 11；

Second stage, takes 3 bearing blocks 12 and linearly puts so as to constitute the length of side and bearing strip 11 length identical file, The opening 127 of bearing block 12 is arranged towards adjacent bearing block 12, and is respectively provided with bearing strip above and below bearing block 12 11, bearing strip 11 is fastened in the draw-in groove 124 of bearing block 12, the load-bearing groove 112 of the catch of bearing block 12 123 and bearing strip 11 Welded by four solder joints 6；

Repeat previous step and obtain 3 support beams 3,3 support beams 3 are put square with bearing strip 11 length identical in the length of side Shape, and weld 3 bearing strips 11 perpendicular to support beam 3 in one side, pass through between every bearing strip 11 and every support beam 3 4 solder joints 6 weld, and solder joint 6 is located in load-bearing groove 112, constitute lower bearing plate 5.

According to the difference of customer demand, in support beam 3, dorsad the side of bearing plate welds 5～8 perpendicular to support beam 3 Bearing strip 11, welding manner is identical with above-mentioned welding manner, bearing plate 1 in composition, after the completion of obtain metal tray finished product.

Length is 1100mm, and highly for 120mm, steel plate thickness is the metal tray of 0.6mm, and its static load is 3.6T, dynamic load For 1.6T, larger weight can be born, reach good using effect.

Three bearing strips of metal tray bottom descend bearing plate 5 can directly pass through the upper of metal tray without installation Bearing plate 1 carries weight, and when metal tray carries lower bearing plate 5, operator can apply electric hydaulic car to be carried, When metal tray is without lower bearing plate 5, operator can manually hydraulic car and electric hydaulic car two ways enter Row carrying, so can carry to metal tray in several ways, reach more preferable using effect.

The above embodiments are only explanation of the invention, and it is not limitation of the present invention, people in the art Member can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but as long as at this All protected by Patent Law in the right of invention.

Claims

1. a kind of metal tray, including by some bearing strips welding mutually（11）With several bearing blocks（12）Constitute is upper Bearing plate（1）, First Transition face（2）, support beam（3）, the second transition face（4）With lower bearing plate（5）It is characterised in that：Described Bearing strip（11）By galvanized sheet imposite through folding and forming of padding machine, the angle folding that it is constituted is right angle, and is formed Three load-bearing in " Jiong " font are raised（111）With two load-bearing grooves（112）, bearing strip（11）Two ends be equipped with abutting part （113）, the load-bearing projection of centre（111）Top margin（1111）Bend downwards.

2. metal tray according to claim 1 it is characterised in that：Described bearing block（12）Imposite warp by galvanized sheet After the rectangular block structure of right angle fold several times, bearing block（12）Including top surface（121）, bearing block（12）Top surface （121）Both sides all cave inward（122）, depression（122）Locate the folded-out formation in the both sides catch of vertical folding line（123）, catch （123）Height and depression（122）Height identical, catch（123）Outer composition draw-in groove（124）.

3. metal tray according to claim 2 it is characterised in that：Described top surface（121）Two sides of opposite side Towards bearing block（12）Intermediate vertical bends, and constitutes baffle plate（125）, two pieces of baffle plates（125）Between interval setting, formed passage （126）With opening（127）.

4. metal tray according to claim 3 it is characterised in that：Described top margin（1111）Bend downwards and constitute " V " font.

5. metal tray according to claim 4 it is characterised in that：Bearing strip described in some（11）Parallel and equidistant Setting, bearing plate in composition（1）, upper bearing plate（1）Bottom set gradually First Transition face（2）, support beam（3）, the second mistake Cross face（4）With lower bearing plate（5）.

6. metal tray according to claim 5 it is characterised in that：Described First Transition face（2）Equidistant and vertical by three Directly in upper bearing plate（1）Bearing strip（11）Constitute, First Transition face（2）With the second transition face（4）With lower bearing plate（5）Homogeneously With the second transition face（4）Parallel to First Transition face（2）Setting, lower bearing plate（5）Parallel to upper bearing plate（1）Setting.

7. metal tray according to claim 6 it is characterised in that：Described support beam（3）Including nine block weldings first Transition face（2）The bearing block of upper corner, four side midpoints and centre position（12）, bearing block（12）It is fastened on bearing strip（11）'s Load-bearing is raised（111）With load-bearing groove（112）Between.

8. metal tray according to claim 7 it is characterised in that：Described support beam（3）Baffle plate（125）With the first mistake Cross face（2）With the second transition face（4）Between all by four solder joints（6）Welding, cross one another two bearing strips（11）Pass through Four solder joints（6）Weld together.

9. a kind of processing method of metal tray is it is characterised in that comprise the following steps：

S1：Take some pieces of identical galvanized sheets, using milling train, every piece of galvanized sheet is carried out punching press, first will be convex by load-bearing successively Rise（111）With two load-bearing grooves（112）Folding forming, then the abutting part folding forming by two ends, afterwards by top margin（1111） Bending is " V "-shaped downwards, constitutes some bearing strips（11）；

S2：Take nine pieces of identical galvanized sheets, using milling train, every piece of galvanized sheet is carried out punching press, first both sides are bent to form top Face（121）, then bending constitutes the depression on both sides successively（122）, finally will be recessed both sides bending, form draw-in groove（124）, finally To nine bearing blocks（12）.

10. the processing method of metal tray according to claim 9 is it is characterised in that further comprising the steps of：

S3：Take 3 bearing blocks（12）Linearly put so as to constitute the length of side and bearing strip（11）Length identical file, bearing block （12）Opening（127）Towards adjacent bearing block（12）Setting, and in bearing block（12）Above and below be respectively provided with load-bearing Bar（11）, bearing strip（11）It is fastened on bearing block（12）Draw-in groove（124）Interior, bearing block（12）Catch（123）With bearing strip （11）Load-bearing groove（112）By four solder joints（6）Welding；

S4：Repeat S3 and obtain 3 support beams（3）, by 3 support beams（3）Put in the length of side and bearing strip（11）Length identical Square, and weld 3 in one side perpendicular to support beam（3）Bearing strip（11）, every bearing strip（11）Support with every Beam（3）Between pass through 4 solder joints（6）Welding, solder joint（6）Positioned at load-bearing groove（112）Interior, constitute lower bearing plate（5）；

S5：In support beam（3）On dorsad bearing plate side weld 5 perpendicular to support beam（3）Bearing strip（11）, welding side Formula is identical with S4, bearing plate in composition（1）, after the completion of obtain metal tray finished product；

Described bearing strip（11）It is 0.4mm～1mm with the thickness of galvanized sheet, length is 500mm～1600mm, bearing strip（11）'s Quantity is 14.