CN102373769A

CN102373769A - Plastic stretched double-rib net-structured material and manufacturing method thereof

Info

Publication number: CN102373769A
Application number: CN2010102578037A
Authority: CN
Inventors: 范雯丽
Original assignee: Individual
Current assignee: FEICHENG LIANYI ENGINEERING PLASTICS CO LTD
Priority date: 2010-08-16
Filing date: 2010-08-16
Publication date: 2012-03-14

Abstract

The invention discloses a plastic stretched double-rib net-structured material and a manufacturing method thereof. The double-rib net-structured material comprises a plurality of nodes and rib bands arranged among the nodes. The material is characterized in that: four sets of rib bands are connected to each node, wherein each set comprises two rib bands. To sum up, 8 rib bands are connected to each node. Therefore, four neighboring nodes and rib bands among the nodes form a square, a rectangular or a rhombic unit hole. The net structure is composed of a plurality of square, rectangular or a rhombic unit holes. Adjacent edges of neighboring units are overlapped. The manufacturing method comprises steps that: hole units are produced on a plastic plate, wherein the hole units comprise eight holes arranged in a square shape or a rhombic shape, four holes are positioned at vertexes of the rhombus, and the other four holes are positioned on four edges of the rhombus; four vertexes of squares or rhombuses are overlapped with each vertex, and adjacent edges of neighboring hole units are overlapped; and longitudinal and transverse stretching is carried out upon the plastic plate, such that the net-structured material is obtained. The plastic stretched double-rib net-structured material provided by the invention can bear multi-directional loads, and the possibility for the nodes to be damaged by tearing is low. Also, the integral structural strength of the material is improved, and the load bearing state of the material is more reasonable.

Description

Two muscle mesh material of a kind of plastic tensile and manufacturing approach thereof

One: technical field

The present invention relates to two muscle mesh material of a kind of plastic tensile and manufacturing approach thereof, it is used for civil engineering and perhaps is used for construction work as protection and isolated material as the reinforcement reinforcement material.

Two: 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 fiber 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 the mesh material of groined type or square, rectangular opening shape, the grid that this structural meterials forms compared with above-mentioned welding, braiding aspect supporting capacity has had good integrity, effect that node strength is high, has satisfied the requirement of engineering to bulk strength greatly.

But; Find that in practical applications actual loading often is not that vertical, horizontal is exerted pressure, and above-mentioned said all kinds of structural meterialss often can only provide the reinforcement and the support of longitudinal and transverse two directions; Will show great weakness for the support that comes from oblique load; They must be used for through the right angle shearing resistance of node transmitting and disperseing load, so node also is easy to destroyed.

Three: summary of the invention

For solving the problems of the technologies described above; The present invention provides two muscle mesh material of a kind of plastic tensile and manufacturing approach thereof, and the present invention has strengthened the tension supporting capacity with two muscle, and also corresponding the increasing of node is twice; Thereby node is difficult for by tear failure, and stress is more reasonable.

For achieving the above object, the technical scheme that the present invention adopted is following:

The two muscle mesh material of a kind of plastic tensile; Comprise a plurality of nodes, be provided with the muscle band between adjacent and close together node and the node, each node connects four groups of muscle bands; Make four adjacent nodes and the muscle band group between this node be connected to form rectangle or diamond-shaped element hole; Muscle band group between per two connected nodes comprises two muscle bands, and promptly each rectangular element hole has eight muscle bands, and a plurality of for this reason rectangles of described net structure or diamond-shaped element hole continuous radiation are extended and interconnected composition.

The manufacturing approach of above-mentioned material may further comprise the steps:

A, on plastic plate, go out or the extrusion cavities array; Described hole array is arranged by some holes unit rules and is formed; Unit, said hole comprises eight holes that connect rectangular or diamond array; Have four holes to be positioned at the summit of rectangle or rhombus in eight holes, four holes lay respectively on four limits of rectangle or rhombus in addition; Each summit that is said rectangle or diamond hole unit overlaps the summit that four rectangles or rhombus are arranged, and adjacent holes unit adjacent side overlaps, and unit, hole continuous radiation is extended and interconnected and forms the hole array;

B, with above-mentioned plastic plate carry out vertically, cross directional stretch.

In the above-mentioned manufacturing approach, described rectangle is square, is positioned at the hole on square or the diamond hole element sides, is positioned at centre position square or the rhombus limit.

In the above-mentioned manufacturing approach, described transverse and longitudinal multiplying power such as is stretched as and stretches.

In the above-mentioned manufacturing approach, described transverse and longitudinal is stretched as synchro-draw simultaneously.

The two muscle net structures of this plastic tensile are stretched by transverse and longitudinal by plastic plate and form, the total once-forming, and non-welding or braiding form; This net structure is made up of the rectangle or the diamond-shaped element hole of rule; Rectangle or rhombus summit connect four groups of muscle bands, every group of two muscle bands, totally eight muscle bands; Can be good at carrying vertically, laterally to stress, node is difficult for being destroyed.

Four: description of drawings

Fig. 1 is the square structure sketch map of according to the invention pair of muscle mesh material;

Fig. 2 is a kind of square opening array structure sketch map;

Fig. 3 is the diamond structure sketch map of according to the invention pair of muscle mesh material;

Fig. 4 is another kind of diamond hole array structure sketch map.

Five: the specific embodiment:

Describe the present invention below in conjunction with accompanying drawing and specific embodiment:

Like Fig. 1 or shown in Figure 3, the two muscle mesh material of a kind of plastic tensile, it has certain length and width; Include a plurality of nodes; Be provided with the muscle band between the adjacent and close together node, each node connects four groups of muscle bands, makes four adjacent nodes and the muscle band group between this node be connected to form square or the diamond-shaped element hole; Said every group of muscle has two muscle bands, and promptly each node connects eight muscle bands; The a plurality of for this reason square or diamond-shaped element holes of said network continuously and interconnect composition, described interconnecting refers to that the adjacent cells adjacent side overlaps.

A kind of method of making the square or rectangle mesh material of the above-mentioned pair of muscle comprises following steps:

1, in certain thickness plastic plate extruded hole or punching; Wherein the thickness of sheet material generally is not less than 1mm, but is not more than 20mm, and the hole on the sheet material forms the hole array of rule; Described hole array is made up of some holes unit rules again; Its concrete structure such as Fig. 2 or shown in Figure 4, unit, said hole comprises perhaps eight holes of diamond array that are square, it is the summit of square or rhombus that four holes are arranged in these eight holes; Other four holes lay respectively at the center position on four square limits; Each summit square or rhombus overlaps has four square or rhombus summits, and the unit, hole is continuous and be interconnected to form the hole array, and described interconnecting refers to that adjacent holes unit adjacent side overlaps.

The aperture in said each hole all is identical, aperture 1-50mm, the pitch of holes of per two nearer adjacent holes be equate or be close to equate, the pitch of holes between its any adjacent and nearer two holes be the aperture 0.1-30 doubly.

2, with above-mentioned plastic plate with hole array through vertically, laterally progressively stretch perhaps portraitlandscape synchro-draw simultaneously.In the drawing process, the material of the weakened area that forms between the adjacent holes is stretched; And the part material of the relative stiffened region that forms between square eight holes can only partly be stretched, and forms at last to have the square mesh material of a kind of new type double muscle that is different from now existing plastic tensile structural meterials.

Described stretching can be that multiplying power such as strict stretches; Also can look the material difference and different according to stretching ratio, polypropylene is generally at 3.0-10 times, and polyvinyl generally at 2-8 doubly; But the stretching ratio of both direction should basically identical; Stretching ratio on the direction that perhaps at first stretches is bigger, carry out other direction when stretching because of lax resilience is to a certain degree arranged, thereby form as integral body pair muscle mesh material that Fig. 3 is cited with diamond shape; Wherein Fig. 2 stretches becomes Fig. 1 structure, and Fig. 4 stretches becomes Fig. 3 structure.

Specific embodiment one

According to the said method of this patent; Go out or extrude in the hole array as shown in Figure 2; The adjacent holes spacing is 8mm; Aperture 4mm, this sheet material is through vertically, laterally one by one or after multiplying power such as synchronous stretches, forms whole pair muscle mesh material as shown in Figure 1 respectively, that have square or rectangular configuration.

Specific embodiment two

According to the said method of this patent; Go out or extrude in the hole array as shown in Figure 4; The adjacent holes spacing is pitch of holes 10mm; Aperture 5mm, this sheet material is through vertically, laterally one by one or after multiplying power such as synchronous stretches, forms whole pair muscle mesh material as shown in Figure 3 respectively, that have diamond structure.

According to foregoing description, the sheet material of the described hole of this patent array through vertically, the square or diamond-mesh structural meterials of two muscle of forming of cross directional stretch because the stretching ratio of vertical and horizontal difference and difference to some extent; For example, the hole is designed to shape square or that other are possible, for the array of certain pore size, the pitch of holes of vertical and horizontal changes, and also can correspondingly influence the net shape of mesh material.So the square or diamond-mesh structural meterials of described pair of muscle of this patent includes but not limited to hole array that this patent is illustrated and the two square or diamond-mesh structural meterialss of muscle of plastic tensile that produce with the method.

Claims

1. two muscle mesh material of a plastic tensile; Comprise a plurality of nodes; Be provided with the muscle band between adjacent and close together node and the node; It is characterized in that: each node connects four groups of muscle bands, makes four adjacent nodes and the muscle band group between this node be connected to form rectangle or diamond-shaped element hole, and the muscle band group between per two connected nodes comprises two muscle bands; Be that each rectangular element hole has eight muscle bands, a plurality of for this reason rectangles of described net structure or diamond-shaped element hole continuous radiation are extended and are interconnected composition.

2. manufacturing approach of making the said material of claim 1 is characterized in that:

3. manufacturing approach according to claim 2 is characterized in that: described rectangle is square, is positioned at the hole on square or the diamond hole element sides, is positioned at centre position square or the rhombus limit.

4. manufacturing approach according to claim 2 is characterized in that: described transverse and longitudinal multiplying power such as is stretched as and stretches.

5. according to claim 2 or 3 or 4 any described manufacturing approaches, it is characterized in that: described transverse and longitudinal is stretched as synchro-draw simultaneously.