CN202828288U - Technique board - Google Patents

Abstract

The utility model provides a technique board which is provided with a containing cavity. The technique board further comprises a first support face and a second support face. A plurality of support pillars are arranged in the containing cavity. Two ends of each support pillar are respectively connected with the first support face and the second support face. According to the technique board, the technique board is provided with the containing cavity and the plurality of support pillars are arranged in the containing cavity in a supporting mode, two ends of each support pillar are respectively connected with the first support face of the technique board and the second support face of the technique board, the support pillars are used for supporting and connecting the first support face and the second support face. Due to the fact that the plurality of support pillars are adopted to support the interior of the technique board, strength of the technique board is guaranteed. Due to the fact that the technique board is provided with the containing cavity, namely that the technique board is of a hollow honeycomb structure, the problems of low strength, excessive used material and high cost in an existing technique are solved. The technique board has the advantages of improving strength and saving cost at the same time.

Description

Board

Technical field

The utility model relates to a kind of board.

Background technology

At present, on the general assembly production line particularly on tenure of use long general assembly production line body, patch up more, have the easy scratch board of a lot of thrusts.When board flows with conveyor line, with the collision of line body, can cause wearing and tearing and the distortion of board with the factors such as friction of cylinder, cause the board condemnation factor high, the cost waste is very large.In the process that the board of damaged distortion flows with the line body lamination phenomenon occuring easily, obstruct the line body and flow, even cause and stop line, has a strong impact on production efficiency.And, after the board generation lamination phenomenon, be stuck in the turning and all be and manually go righting, operating personal easily to hinder hand or the technique strip that flowed is fallen, there is serious potential safety hazard.

The shortcoming of above-mentioned board is as follows:

1, service life short, condemnation factor is high;

2, materials are many, cost is high;

3, flexible or damaged, the lamination phenomenon occurs, affect conveyor line speed.

The utility model content

The utility model aims to provide the board that a kind of intensity is high and cost is low.

To achieve these goals, the utility model provides a kind of board, and board has container cavity, and board also comprises: the first bearing surface; The second bearing surface; A plurality of pillars are arranged in the container cavity, and the two ends of pillar are connected with the second bearing surface with the first bearing surface respectively.

Further, pillar is solid pillar.

Further, pillar has an open end, and open end is positioned on the first bearing surface or the second bearing surface and to the direction depression of container cavity.

Further, board also comprises: a plurality of reinforced ribs, the first bearing surface and the second bearing surface are supported in being arranged in the container cavity of interval.

Further, reinforced rib extends along length or the Width of board, and the upper surface of reinforced rib and lower surface contact with the first bearing surface, the second bearing surface respectively.

Further, each reinforced rib is between adjacent upright posts.

Further, board also comprises: at least one accumulator tank is positioned on the first bearing surface or the second bearing surface, and has the storage chamber that is recessed to form to the container cavity direction.

Further, board also comprises: security bar is arranged on the side of board.

According to board of the present utility model, it has container cavity and is supported on the interior a plurality of pillars of this container cavity.The two ends of pillar are connected with the second bearing surface with the first bearing surface of board respectively, are used for supporting and being connected the first bearing surface and the second bearing surface.This board inside by a plurality of shore supports to guarantee its intensity, and this board has container cavity and is the hollow honeycomb structure, solved the problem that intensity is low and the many costs of materials are high in the prior art, the board that the utility model provides has been saved again cost when having improved intensity.

Description of drawings

The Figure of description that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:

Fig. 1 shows the plan structure schematic diagram of board of the present utility model;

Fig. 2 is that the A-A of Fig. 1 is to cutaway view;

Fig. 3 shows the inner structure cutaway view of board of the present utility model;

Fig. 4 shows the pillar of board of the present utility model and the position relationship structural representation of reinforced rib;

Fig. 5 shows the structural representation of the accumulator tank of board of the present utility model;

Fig. 6 is that the B-B of Fig. 5 is to cutaway view;

Fig. 7 is the C place partial enlarged drawing of Fig. 6;

Fig. 8 shows the load schematic of reinforced rib of the present utility model; And

Fig. 9 shows the load schematic of board of the present utility model.

The specific embodiment

Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.

In conjunction with referring to Fig. 1 and Fig. 2, the utility model provides a kind of board, and this board 10 has container cavity 20, and board 10 also comprises the first bearing surface 30, the second bearing surface 40 and a plurality of pillar 50.A plurality of pillars 50 are arranged in the container cavity 20, and the two ends of pillar 50 are connected with the second bearing surface 40 with the first bearing surface 30 respectively, and pillar 50 plays a part to support and strengthen, and makes board 10 overall weight light, and structure is strong, and load-carrying capacity is strong.

This board 10 has container cavity 20 and a plurality of pillars 50 that are supported in this container cavity 20, and established technology plate 10 inside are the hollow honeycomb structure.The two ends of pillar 50 are connected with the second bearing surface 40 with the first bearing surface 30 of board 10 respectively, are used for supporting and being connected the first bearing surface 30 and the second bearing surface 40.The inside of board 10 is supported by a plurality of pillars 50, is guaranteed the bulk strength of board 10.And this board 10 has container cavity 20, and established technology plate 10 is the hollow honeycomb structure.Above-mentioned design so that board 10 materials when having improved intensity that the utility model provides few, saved cost.

And then ground, because board 10 strength increases, so be improved the service life of board, the condemnation factor of board is minimized, and has saved cost.

Whole materials lack than solid construction after adopting the hollow honeycomb structure.For example, the board weight of the hollow honeycomb structure of long 1200mm, wide 700mm, high 18mm and wall thickness 4mm is 5.7Kg, and the board weight of the solid construction of same size is 27.6Kg, and the whole materials of hollow honeycomb structure are about 20.6% of solid material.So just so that board 10 materials are few, reduced cost.

Referring to Fig. 3, the pillars 50 in the container cavity 20 have an open end 51, and open end 51 is positioned on the first bearing surface 30 and to the direction depression of container cavity 20.Be that pillar 50 is hollow, like this can be under the prerequisite of proof strength, saving cost and quality are light.When needing further to improve board intensity, pillar 50 also can be solid pillar.

Referring to Fig. 4, board 10 also comprises a plurality of reinforced ribs 60.Being arranged in the container cavity 20 of reinforced rib 60 intervals is used for supporting the first bearing surface 30 and the second bearing surface 40.Reinforced rib 60 has increased the bending resistance pressure resistance of board 10, avoids board 10 breakage or lamination to occur at conveyor line, reduces because of phenomenons such as board lamination problems affect conveyor line speed.

Referring to Fig. 1, Fig. 3 and Fig. 4, reinforced rib 60 extends along length or the Width of board 10, and the upper surface of reinforced rib 60, lower surface contact with the first bearing surface 30, the second bearing surface 40 respectively.Certainly, if board needs higher intensity, a plurality of reinforced ribs 60 are interspersed and can reach the preferably effect of intensity.

Referring to Fig. 4, preferably, each reinforced rib 60 between adjacent upright posts 50, reinforced rib 60 can with pillar 50 supporting process plate 10 together.Reinforced rib 60 can arrange flexibly, for example can between per two adjacent columns 50 reinforced rib 60 be set all, can certainly be arranged on actual on the board 10 and bear between the adjacent column 50 of the larger bearing surface below of pressure.In addition, the position of reinforced rib 60 also can be determined according to mould.Preferably, reinforced rib 60 can be selected flat logical.

For the purpose of the intensity that guarantees board 10 and saving cost, and through calculation and test, preferably, reinforced rib 60 is 4.Imbed 4 flat logical be counter-bending deformability for strengthening process plate 10.

Related tests is as follows:

1, do not imbed flat logical before: experiment condition: two standoff distance 80mm, load-bearing 150Kg(air-conditioning can reach 120Kg).After 24 hours, board flexural deformation maximum defluxion 87mm, and irrecoverable.

2, imbed after flat leading to: experiment condition: two standoff distance 80mm, load-bearing 150Kg(air-conditioning can reach 120Kg).After 24 hours, board flexural deformation maximum defluxion 2mm, essentially no flexural deformation.

Wherein, referring to Fig. 8, according to two ends cantilever mounted amount bending strengths (maximum winding degree) computing formula:

Inflection point exists $x=\frac{l}{4}$ And $x=\frac{3l}{4}$ The place, $f_{\max }=\frac{{\mathrm{Pl}}^3}{192\mathrm{EI}}$

Symbolic significance and unit:

f _Max---maximum defluxion (mm)

L---rod member length (m)

P---concentrated load (N)

E---modulus of elasticity (GPa)

Equatorial moment of inertia (the m in I---cross section ⁴)

Wherein,

E(iron)=206MPa;

The E(HDPE material)=1250MPa;

Fmax(iron)/fmax(HDPE)=6;

So, to imbed after 4 flat leading to, the maximum winding degree of HDPE board (counter-bending deformability) increases by 6 times.According to experiment test, imbed the flat flexural deformation difference of carrying the 150Kg weight afterwards of leading to obvious.

And, adding after 4 flat leading to, the counter-bending deformability of HDPE board strengthens greatly.Two end supports, middle unsettled load-bearing 150Kg (greater than the weight of the heaviest air-conditioning 120Kg), its deformation quantity is 2mm only.Place on the conveyor line, whole face has support, and bending deformation quantity still less.

3, board superficial hardness, the test of abrasion resistance properties

Test condition: the place of non-repeatability is appointed and is got five points and carry out superficial hardness test on sheet material.See Table 1:

Table 1

Below the HS100, Shore hardness HS ≈ HRC+15 is so the hardness of HDPE board is about HRC ≈ 38.16.

The unhardened hardness HRC of 45# is between 39 ~ 45.The hardness that this shows HDPE is very high, and surface abrasion resistance can be strong.

The surface abrasion resistance of conclusion: HDPE equals to unhardened 45#.Surface abrasion resistance can be stronger, and the HDPE board uses at conveyor line, in the situation of long term wear, and long service life.

4, load-carrying ability experiment

Test condition: adopt press ram to exert pressure at board, until board is bent song, area of thrust surface are 21cm approximately ², record maximum pressure, calculate the pressure that unit area can bear.See Table 2:

Table 2

The HDPE board approximately 3KN that loads, the weight of the 300Kg that namely the loads surrender that just can bend.Load-carrying ability is stronger, and the anti-surrender ability of HDPE board load is stronger, and the HDPE in-use performance is more superior.Weight such as air-conditioning is 120Kg,, satisfies the demands fully greater than 120Kg with the load-carrying ability 300Kg of HDPE board.

5, bending test

Test condition: cut-out length 51mm in sheet material, width 33mm, the sheet material of thickness 8mm carries out bending test.See Table 3:

Table 3

Referring to Fig. 9, according to the bending strength computing formula:

$\mathrm{\σ}=-c_{6}q{\left(\frac{b}{h}\right)}^2$

Symbolic significance and unit:

σ---cardiac stress (MPa) in the long limit

Q---load per unit (N/m ²)

B---plate wide (mm)

H---thickness of slab (mm)

c ₆---the rectangular flat coefficient

Calculate thus the bend yield strength noted σ ≈ 3.22MPa of HDPE board.

So hollow blow molding HDPE board is imbedded 4 flat logical technology modes, its structure is good, and materials are few, and are with low cost.

In conjunction with referring to Fig. 5 to Fig. 7, board 10 also comprises at least one accumulator tank 70, and accumulator tank 70 is positioned on the first bearing surface 30 or the second bearing surface 40, and has the storage chamber that is recessed to form to container cavity 20 directions.The first bearing surface 30 of board 10 or the second bearing surface 40 have the accumulator tank 70 of square or rectangular.

Preferably, accumulator tank 70 is 2.One is to place board clip, will be trapped in board 10 inside in the board clip, and during favourable turn, board clip can not rushed open by air-conditioning; Another is to place fragmentary material, and when board 10 flowed with conveyor line, material was followed conveyor line and flowed, and has both fetched conveniently, is difficult for again dropping.

Board 10 often bumps, and easily is damaged.In order to protect board 10, board 10 also comprises security bar 80, and security bar 80 is arranged on the side of board 10 and can be connected with the second bearing surface 40 with the first bearing surface 30 respectively.Can in four limits of board 10, inlay pine and be convenient to beat screw fastening security bar 80.Certainly, security bar 80 also can be arranged on side at least part of of board 10,80 of security bars can be arranged on the position that easily bumps.

Preferably, board 10 is hollow blow molding, and integrated board 10 intensity are better, and bearing capacity is larger.

Board 10 is made by the HDPE polyethylene, and namely this board 10 is a kind of high molecular weight high density polyethylene boards.Wherein, the characteristic of HDPE is as follows: mol wt is fine and close, and good load carrying behaviour is arranged; Good shock resistance, toughness; Antifriction decreases, anti-falling, anti-collision; Fire-resistant, can paste fire-proof plate.

Board 10 in the utility model can be the carrier of a bearing article, and is easy and simple to handle, directly is tiled on the conveyor line, article is placed on the board 10 get final product.Board 10 also can not be placed on the conveyor line and use, but is placed on other driving surfaces, is used for the carrying weight.

As can be seen from the above description, the utility model the above embodiments have realized following technique effect:

1, intensity height cracky not;

2, bending resistance crushing resistance is good, is difficult for flexural deformation, can not cause the lamination phenomenon;

3, hollow honeycomb structure, light and handy, reduce cost;

4, be provided with pillar in the board, weight capacity is strong;

5, imbed flat leading to, its counter-bending deformability is greatly strengthened.

The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (8)

1. a board is characterized in that, described board has container cavity (20), and described board also comprises:

The first bearing surface (30);

The second bearing surface (40);

A plurality of pillars (50) are arranged in the described container cavity (20), and the two ends of described pillar (50) are connected with described the second bearing surface (40) with described the first bearing surface (30) respectively.

2. board according to claim 1 is characterized in that, described pillar (50) is solid pillar.

3. board according to claim 1, it is characterized in that, described pillar (50) has an open end (51), and it is upper and to the direction depression of described container cavity (20) that described open end (51) is positioned at described the first bearing surface (30) or described the second bearing surface (40).

4. board according to claim 1 is characterized in that, described board also comprises:

A plurality of reinforced ribs (60), described the first bearing surface (30) and described the second bearing surface (40) are supported in being arranged in the described container cavity (20) of interval.

5. board according to claim 4, it is characterized in that, described reinforced rib (60) extends along length or the Width of described board, and the upper surface of described reinforced rib (60) and lower surface contact with described the first bearing surface (30), described the second bearing surface (40) respectively.

6. board according to claim 4 is characterized in that, each described reinforced rib (60) is positioned between the adjacent described column (50).

7. board according to claim 1 is characterized in that, described board also comprises:

At least one accumulator tank (70) is positioned on described the first bearing surface (30) or described the second bearing surface (40), and has the storage chamber that is recessed to form to described container cavity (20) direction.

8. board according to claim 1 is characterized in that, described board also comprises:

Security bar (80) is arranged on the side of described board.

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