CN102615818A

CN102615818A - Manufacturing method of tortoiseshell pattern-like plastic geogrid and geogrid manufactured by manufacturing method

Info

Publication number: CN102615818A
Application number: CN2012100992879A
Authority: CN
Inventors: 范雯丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-08
Filing date: 2012-04-08
Publication date: 2012-08-01

Abstract

The invention discloses a tortoiseshell pattern-like plastic geogrid and a manufacturing method thereof. The manufacturing method comprises the following steps: punching a hole array according to the description of the patent on a plastic plate, and sequentially stretching in the longitudinal direction and the transverse direction, or performing synchronous stretching in the longitudinal direction and the transverse direction so as to manufacture the geogrid with a tortoiseshell pattern-like structure.

Description

A kind of preparation method of tortoiseshell pattern shape plastics GSZ reaches by its GSZ of processing

Technical field

The present invention relates to a kind of tortoiseshell pattern shape structural plastic material and preparation method thereof.Said material is mainly used in the civil engineering construction, uses as combined bolting and shotcrete framework material in the culvert engineering; Also can be used as reinforcement reinforcement effects such as roadbed ground, also can be used for protection and buffer action in the architectural engineering, especially this patent curvature of the spinal column striated structure of setting forth has the effect of good transmission load, and centre bore can be used as the installing hole of fixing anchor bar.Through having the Kong Zhen that goes out regular array on the certain thickness smooth plastic plate; Through vertical, horizontal twice stretching; Perhaps, vertically, laterally synchro-draw, produce this patent and illustrate and have tortoiseshell pattern shape structural material---tortoiseshell pattern shape plastics GSZ.

Background technology

The plastic tensile mesh material has the multiple mode of production, and the employing plastic strip that has is welded into groined type or square or rectangular configuration, but its joint strength is difficult to satisfy construction requirement, does not often have the reinforcement reinforcement effect; Employing polyester fiber that has or glass fibre are through being woven into groined type or rectangular configuration; Then in the structure of its surface-coated organic protection layer; The joint strength of this structure also is difficult to satisfy the needs of engineering to intensity, especially is difficult to play integrally stiffened effect; The employing plastic plate that has is through going out the hole of the whole square or rectangle of arranging; The shape in its hole can be a various ways; Like circle, ellipse, Long Circle, square, rectangle etc.; Through vertically, laterally progressively stretching or synchro-draw; Thereby obtain groined type or square, rectangle, leg-of-mutton mesh material, the grid that this structural material forms compared with above-mentioned welding, braiding aspect bearing capacity has had good integrity, effect that node strength is high, has satisfied the requirement of engineering to bulk strength greatly.

But in spray anchor practical applications, the anchor pole fixed position is unfixing; The tensioning degree of all directions is different; Actual loading is often again just in length and breadth to exerting pressure, and above-mentioned said all kinds of structural materials often can only provide the reinforcement and the support of both direction in length and breadth or three directions, just occur stress easily for the support that comes from certain excessive direction load of tensioning degree to concentrate; This node also is easy to destroyed, integral rigidity some weakness that just seems.The invention provides a kind of mesh material of uniqueness, and special anchor pole fixing hole is provided, make that transmission effect is more even everywhere, the integral reinforcing effect is more reasonable.

Summary of the invention

The preparation method that the object of the invention provides a kind of tortoiseshell pattern shape plastics GSZ with regard to being to be directed against the defective of above-mentioned prior art, the GSZ that this method is processed can bear a plurality of directions (comprising vertical, horizontal, oblique) load simultaneously, special anchor pole fixing hole arranged and have fine integral rigidity.

Its technical solution is following: it is with having certain thickness plastic plate through punching; And make these holes form the hole array element of several rules; Each hole array element comprises the centre bore that lays respectively at approximate regular hexagon center, also is evenly equipped with one deck circular hole or elliptical aperture in the centre bore periphery; Sheet material with above-mentioned hole array element, through longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously forms tortoiseshell pattern shape plastics GSZ.

The GSZ of processing through said method is stretched the material of the weakened area that forms between hole and the hole, and the part material of the relative stiffened region that forms between a plurality of hole can only partly be stretched, thereby forms centre bore node, two kinds of nodes of Centroid at last; The centre bore node connect to link to each other tibet cinnamon bark, Centroid connects six muscle bands of six tortoiseshell pattern nets, these muscle bands interconnect, thereby form a kind of GSZ integral material of curvature of the spinal column striated structure.

The thickness of above-mentioned sheet material generally is not less than 1mm, but is not more than 20mm; All hole on the sheet material, aperture 1-50mm, the pitch of holes between its any adjacent two rounds should be 0.1-30 times of aperture; Above-mentioned sheet material process longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously, it is different and different that stretching ratio is looked material; Polypropylene is generally at 6.0-12 times; Polyethylene is generally at 4-10 times, but the stretching ratio of both direction should basically identical, and perhaps vertically the stretching ratio of (on the direction that at first stretches) is bigger; Lax resilience is to a certain degree arranged when carrying out cross directional stretch, thereby form the plastic grill material with curvature of the spinal column striated structure cited like Fig. 2.

According to said method; To have certain thickness plastic plate through punching; And making these holes form the hole array element of several rules, each hole array element comprises the centre bore that lays respectively at approximate regular hexagon center, also is evenly equipped with two-layer at least hole or elliptical aperture in the centre bore periphery; Sheet material with above-mentioned hole array element, through longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously forms tortoiseshell pattern shape plastics GSZ.

The GSZ of processing through said method is stretched the material of the weakened area that forms between hole and the hole; And the part material of the relative stiffened region that forms between a plurality of holes can only partly be stretched, thereby forms centre bore node, Centroid and three kinds of nodes of subcenter node at last; The centre bore node connect to link to each other tibet cinnamon bark, Centroid connects six muscle bands of six tortoiseshell pattern nets and the subcenter node connects two muscle bands of being dispersed out by the center, thereby forms a kind of GSZ integral material of curvature of the spinal column striated structure.

The thickness of above-mentioned sheet material generally is not less than 1mm, but is not more than 20mm; All hole on the sheet material, aperture 1-50mm, the pitch of holes between its any adjacent two rounds should be 0.1-30 times of aperture; Above-mentioned sheet material process longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously, it is different and different that stretching ratio is looked material; Polypropylene is generally at 6.0-12 times; Polyethylene is generally at 4-10 times, but the stretching ratio of both direction should basically identical, and perhaps vertically the stretching ratio of (on the direction that at first stretches) is bigger; Lax resilience is to a certain degree arranged when carrying out cross directional stretch, thereby form the plastic grill material with curvature of the spinal column striated structure cited like Fig. 4.

The present invention through multiplying power such as strict vertically, cross directional stretch, the mesh material of formation.This structural material can more effective dispersion load than conventional plastic stretching structure material, and have anchor pole dedicated fixed hole, and this structure can evenly be born the load from all directions simultaneously.

Description of drawings

Fig. 1 is an array sketch map in hole on the plastic plate among the embodiment 1.

Fig. 2 is the back GSZ structural representation that forms for Fig. 1 stretches.

Fig. 3 is an array sketch map in hole on the plastic plate among the embodiment 2.

Fig. 4 is the back GSZ structural representation that forms for Fig. 3 stretches.

The specific embodiment

As shown in Figure 1; To have certain thickness plastic plate through punching; And making these holes form the hole array element of several rules, each hole array element comprises the centre bore 1 that lays respectively at approximate regular hexagon center, also is evenly equipped with one deck elliptical aperture 2 in centre bore 1 periphery; Sheet material with above-mentioned hole array element, through longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously forms tortoiseshell pattern shape plastics GSZ as shown in Figure 2.Said plastics GSZ forms

centre bore node

3,4 two kinds of nodes of Centroid at last; Centre bore node 3 connect link to each other tibet cinnamon bark, Centroid 4 connects six muscle bands of six tortoiseshell pattern grids, thereby forms a kind of geo-grid material of curvature of the spinal column striated structure.

Like Fig. 3, shown in 4, embodiment 2 is to be evenly equipped with two-layer hole or elliptical aperture in the centre bore periphery with the difference of embodiment 1; Said plastics GSZ forms centre bore node 3,

Centroid

4 and 5 three kinds of nodes of subcenter node at last; Centre bore node 3 connect link to each other tibet cinnamon bark, Centroid 4 connects six muscle bands of six tortoiseshell pattern grids, the subcenter node connects four muscle bands, thereby forms the geo-grid material of another kind of curvature of the spinal column striated structure.

This patent has been illustrated has certain thickness plastic plate through punching, and makes these holes form the hole array of rule, constitutes six holes or elliptical aperture by around the centre bore, constitutes a big hexagonal array; Through longitudinal stretching, cross directional stretch; Perhaps portraitlandscape synchro-draw simultaneously; The material of the weakened area that forms between hole and the hole is stretched, and the part material of the relative stiffened region that forms between the hole can only partly be stretched, thereby form centre bore node, two kinds of nodes of Centroid at last; The centre bore node connect to link to each other tibet cinnamon bark, Centroid connects six muscle bands of six tortoiseshell pattern grids, thereby forms a kind of geo-grid material of curvature of the spinal column striated structure.

According to the said method of this patent; In the approximate regular hexagon hole array as shown in Figure 1, center-hole diameter 3mm, the periphery holes spacing is 10mm; Aperture 4mm; This sheet material forms integral network structure material as shown in Figure 2 respectively, that have curvature of the spinal column striated structure, perhaps approximate construction after stretching through multiplying powers such as 8-12 times of vertical, horizontal successive approximations.

According to foregoing description; The tortoiseshell pattern shape structural material that the sheet material of the described hole of this patent array stretches and forms through portraitlandscape; Perhaps be similar to the above-mentioned tortoiseshell pattern shape structural material that this patent is described, difference to some extent because the stretching ratio of vertical and horizontal is different; So the described tortoiseshell pattern shape of this patent structural material includes but not limited to hole array that this patent is illustrated and the geo-grid material of the plastic tensile curvature of the spinal column striated structure that produces with the method.

This patent has been illustrated a kind of method, be provided with two-layer in the periphery of each centre bore or perforated serial, every layer of six hole or elliptical aperture constitute a big hexagonal array (as shown in Figure 3); Through longitudinal stretching, cross directional stretch; Perhaps portraitlandscape synchro-draw simultaneously; The material of the weakened area that forms between hole and the hole is stretched; And the part material of the relative stiffened region that forms between the hole can only partly be stretched, thereby forms centre bore node, Centroid and three kinds of nodes of subcenter node at last; The centre bore node connect to link to each other tibet cinnamon bark, Centroid connects six muscle bands of six tortoiseshell pattern grids and each peripheral subcenter node connects two muscle bands of being dispersed out by the center, thereby forms a kind of geo-grid material of curvature of the spinal column striated structure

This patent has been illustrated has certain thickness plastic plate through punching; And make these holes form the hole array of rule, and constituting six holes or elliptical aperture by around the centre bore, the periphery in these six holes has perforated again; Every layer of six hole or elliptical aperture constitute a big hexagonal array; Through longitudinal stretching, cross directional stretch; Perhaps portraitlandscape synchro-draw simultaneously; The material of the weakened area that forms between hole and the hole is stretched; And the part material of the relative stiffened region that forms between the hole can only partly be stretched, thereby forms centre bore node, Centroid and three kinds of nodes of subcenter node at last; The centre bore node connect to link to each other tibet cinnamon bark; Centroid connects six muscle bands of six tortoiseshell pattern grids and each subcenter node of peripheral each layer connects two muscle bands of being dispersed out by the center, thereby forms a kind of geo-grid material of curvature of the spinal column striated structure.

Claims

1. the preparation method of the plastics GSZ of a curvature of the spinal column striated structure; It is with having certain thickness plastic plate through punching; And make these holes form the hole array element of several rules; Each hole array element comprises and lays respectively at approximate orthohexagonal centre bore, also is evenly equipped with the hole array that one deck at least is made up of hole or elliptical aperture in the centre bore periphery; Sheet material with above-mentioned hole array element, through longitudinal stretching, cross directional stretch, perhaps portraitlandscape synchro-draw simultaneously forms tortoiseshell pattern shape plastics GSZ.

2. according to the plastics GSZ of claims 1 described a kind of curvature of the spinal column striated structure; The plastic plate that comprises the hole array that well-regulated this patent is illustrated; And through vertically, horizontal both direction stretching or synchro-draw and the GSZ with curvature of the spinal column striated structure of the plastic tensile that produces one by one; Connect tibet cinnamon bark band, six muscle bands of Centroid connection respectively by approximate orthohexagonal six summits; These nodes occur alternately, are connected to each other together, thereby constitute a kind of integral network structure material of curvature of the spinal column striated structure.