CN101275329A - Radiation-proof fabric and production process thereof - Google Patents

Abstract

The invention relates to a radiation-proof fabric and a production process thereof, wherein the radiation-proof fabric is mainly formed by interweaving a group of warps and a group of wefts, the group of wefts comprises a plurality of latitudinal stainless steel wires, the group of warps comprises a plurality of stainless steel coated wires, the stainless steel coated wires are formed by wrapping and winding the stainless steel wires on polyester silk yarns or real silk yarns, and the stainless steel coated wires and the latitudinal stainless steel wires are interwoven to form a shielding net with a radiation-proof function. The production process of the radiation-proof fabric sequentially comprises a monofilament twisting process, a doubling process, a covering process, a warping process and a weaving process, wherein the tension of silk threads is strictly controlled in each process. The radiation-proof fabric has the advantages of good electromagnetic shielding effect, permanent radiation-proof function and low production cost.

Description

Radiation-proof fabric and production technology thereof

Technical field

The invention belongs to the woven fabric field, particularly relate to a kind of radiation-proof fabric and production technology thereof.

Background technology

Along with the develop rapidly of textile industry, fabric panel has also welcome their New Times, and people are also more and more higher to the requirement of modern fabrics, and is also more and more to the feature request of function aspects.

In the prior art, radiation-proof fabric mainly contains three kinds: the one, and adopt metal or conductive fiber and other fiber blends or interweave, have certain anti-electromagnetic-radiation effect, but effect is also undesirable; The 2nd, adopt the coating agent that contains conductive material that fabric is carried out coating processing, though have certain anti-electromagnetic-radiation effect, poor durability; The 3rd, by fabric being carried out coating processing, make fabric face form one deck conducting film, thereby have good anti-electromagnetic-radiation function, but its cost is higher, poor durability.

China utility model patent CN200520045469.3 discloses a kind of while and has been added with the lining of conductive fiber in warp-wise and broadwise, and through, the latitude conductive fiber formation conducting fibrous web that is interweaved, this conducting fibrous web can be strengthened the radiation proof effect of lining.But in producing and using, there is following point by conductive fiber or the conductive fiber that is coated with the coat of metal in surface electrical:

1, metal or conductive fiber and other fiber blends or interweave, because of the too late wire of the electric conductivity of the staple fibre yarn after the blending itself, and staple fibre yarn unavoidably has short fiber to fly silk to be mixed in the netted tubercle of fabric, thereby increases the resistance at node place, reduces conductance and influences product radiation proof effect;

2, after lining is made clothes, unavoidably will wash, the fabric face behind cyclic washing is frayed, and conductive fiber comes off, and the effectiveness of lining reduces and can not be lasting;

3, the relative wire of conductive fiber, the resistance of itself is big, the conduction rate variance, and therefore, the shield effectiveness of the electromagnetic shielding net of Xing Chenging can not reach best thus.

Summary of the invention

Technical problem to be solved by this invention is exactly in order to overcome the deficiencies in the prior art, and a kind of electric radiation-proof fabric is provided, and the effectiveness of this radiation-proof fabric is good and lastingly.

The present invention also will provide a kind of production technology of radiation-proof fabric, and this method is produced the frangibility problem that can effectively overcome stainless steel wire in the process, and the radiation-proof fabric effectiveness of producing is good and lasting.

For solving above technical problem, the technical solution used in the present invention is:

A kind of radiation-proof fabric, mainly be interweaved and form by one group of warp and one group of parallel, this group of parallel includes many Weft-wise stainless steel silks, one group of warp includes many stainless steel covering filaments, the stainless steel covering filament is coated to be wrapped on terylene silk thread or the real silk silk thread by stainless steel wire and constitutes, and stainless steel covering filament and Weft-wise stainless steel silk are interweaved and constitute the gauze screen with radiation proof function.

Described one group of warp also comprises many naked terylene silk threads or naked real silk silk thread, and naked terylene silk thread or naked real silk silk thread and described stainless steel covering filament distribute separately.

Described stainless steel covering filament by stainless steel wire in the shape of a spiral shape coat to be wrapped on terylene silk thread or the real silk silk thread and constitute.

Constitute the stainless steel wire of described stainless steel covering filament and the diameter of Weft-wise stainless steel silk and be preferably 0.035～0.05 millimeter.

Constitute the quality of the stainless steel wire of described stainless steel covering filament and Weft-wise stainless steel silk and account for 35～55% of radiation-proof fabric total amount.

Described one group of parallel also comprises many cotton threads, and the diameter of cotton thread is greater than the diameter of Weft-wise stainless steel silk.

Described cotton thread and Weft-wise stainless steel silk distribute separately, the straight steel wire of Weft-wise stainless steel silk for paralleling with cotton thread.

Radiation-proof fabric is taked plain weave construction, and the stainless steel wire in the described lining constitutes tiny grid.

Described radiation-proof fabric through close be that 89 pieces/centimetre, filling density are 55 pieces/centimetre.

A kind of production technology of above-mentioned radiation-proof fabric is characterized in that: in turn include the following steps:

(1), single twisting operation: earlier terylene silk thread or real silk silk thread are added low twist;

(2) and wire process: with stainless steel wire and the low twist terylene thread that obtains through step (1) and close doubling, and fashionable, the tension force of stainless steel wire is 0.5～2.0 gram, the tension force of terylene silk thread or real silk silk thread is 4～8 grams;

(3), be laminated with operation: the described doubling that process step (2) obtains is laminated with processing and makes described stainless steel covering filament on two-for-one twister, wherein, flyer is selected blade flyer dish for use, adds 5～6 of tension pieces, heavily is 20～25 grams.Guarantee and the plying tube moves back and separates equilibrium that stainless steel wire moves back separates tension force 0.5～2 gram, terylene thread moves back separates tension force 4～8 grams, and being laminated with a coiling tension is 5～7 grams;

(4), described stainless steel covering filament carries out section warping on Sectional warping machines, during warping, the tension force of clad stainless steel plying is 3～5 grams, the tension force of naked terylene silk thread or naked real silk silk thread is 8～10 grams;

(5), stainless steel covering filament and the described one group of parallel through step (4) obtains described radiation-proof fabric through weaving manufacturing procedure, in the weaving process, the tension force of clad stainless steel plying is 6～10 grams, the tension force of naked terylene silk thread or naked real silk silk thread is 12～15 grams, the tension force of cotton yarn is 0～6 gram, and the tension force of Weft-wise stainless steel silk is 6～10 grams.

Because the enforcement of above technical scheme, the present invention compared with prior art has following advantage:

The warp-wise of radiation-proof fabric includes many stainless steel covering filaments, the stainless steel covering filament is coated to be wound on terylene silk thread or the real silk silk thread by stainless steel wire and constitutes, stainless steel covering filament and Weft-wise stainless steel silk are intertwined to form the gauze screen with radiation proof function, reach reduction resistance thus, improve the purpose of shielding effect; In processing or use, bear tension force by wherein terylene silk thread or real silk silk thread, and stainless steel wire wherein is stressed hardly in the stainless steel covering filament, so stainless steel wire frangibility not.In addition, the gauze screen shield effectiveness that is formed by stainless steel wire is lasting.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a cross sectional representation of the present invention;

Wherein:

1, warp; 2, parallel; 3, gauze screen; 10, stainless steel covering filament; 11, naked terylene silk thread; 20, Weft-wise stainless steel silk; 21, cotton thread.

The specific embodiment

Below the specific embodiment of the present invention is described:

Embodiment 1:

As shown in Figures 1 and 2,, adopt plain weave construction, mainly constitute by one group of warp 1 and one group of vertical mutually interweaving of parallel 2 according to the radiation-proof fabric of present embodiment.

Wherein, warp-wise forms stainlesssteel covering filament 10 after with single warp-wise stainless steel wire and the obvolvent of a terylene silk thread, and stainlesssteel covering filament 10 is spaced with a nakedterylene silk thread 11 and weaves; Broadwise adopts a Weft-wisestainless steel silk 20 and acotton thread 21 to be spaced, andcotton thread 21 is thicker than Weft-wisestainless steel silk 20, and stainlesssteel covering filament 10 interweaves with Weft-wisestainless steel silk 20 and constituted the network structure of stainless steel wire, and promptly gauze screen 3.Owing to formed tight wire netting, make lining electromagnetic wave to external world have excellent shielding effect, can radioresistance, antistatic.

The diameter that constitutes the stainless steel wire of stainlesssteel covering filament 10 is 0.035 millimeter, and stainless steel wire is coated on the terylene silk thread by spiral obvolvent technology; And the diameter of Weft-wisestainless steel silk 20 is 0.035 millimeter.Because its footpath of stainless steel wire is thin, elongation is big, tensile elasticity and recovery characteristic extreme difference (almost not having answer after the stretching), in the high-speed motion of loom, the frequent friction of warp thread up and down, scratch, fracture, winding between silk thread and the silk thread etc. makes that loom can't normal operation, therefore, and with stainless steel wire and a terylene silk thread (can also be the real silk silk thread) shape obvolvent in the shape of a spiral, the variation of the tension force when weaving is mainly born by washing the wheel silk thread, has overcome the shortcoming that stainless steel wire more easily wrecks.In addition, the choose reasonable of stainless steel wire and processing can further overcome the problem through, parallel broken end.

Embodiment 2:

In the present embodiment, will the production technology of the radiation-proof fabric among the embodiment 1 be described in detail.

The production process of radiation-proof fabric comprises preceding road manufacturing procedure and weaves manufacturing procedure.On preceding road manufacturing procedure, there is a series of technology key, be mainly reflected in the spiral helicine technical process that is laminated with of fine stainless steel wire and terylene silk thread (or real silk silk thread), and when adopting two groups of organizine configurations (warp-wise is with one group of terylene silk thread (or real silk silk thread) and one group of stainless steel covering filament, be spaced) time, the process of the coaxial warping of raw material that two kinds of thicknesses do not wait, performance is different.

Be laminated with in the process at fine stainless steel wire and terylene silk thread (or real silk silk thread), the Tension Control of fine stainless steel wire and terylene silk thread (or real silk silk thread) is the key of production technology; Must guarantee between every head uniformity, planarization at interval in the section warping process of two groups of organizine, the tension force of each clad stainless steel plying tube directly influences warp quality, also promptly guarantee between bar and the bar, silk with thread between balancing tension.The speed of a motor vehicle can not be too high during warping, moving back when separating spool, keeps a close eye on shaping and flatness through axle.

The production technology of radiation-proof fabric specifically comprises the steps:

(1), single twisting operation

Earlier terylene silk thread or real silk silk thread are added low twist.

And wire process:

A. at first check raw material packaged form, painted (silk look), bar part, lot number, the trade mark etc.;

B. adopt GD 102-165 Twistless Silk Doubling to carry out doubling processing, because it is completely different to need to merge the performance of the stainless steel wire of processing and terylene silk thread, the tension force of two monofilament controlled well in merging process is cruxs.The tension force of stainless steel wire is 0.5～2 gram, and the tension force of terylene silk thread is 4～8 grams;

C. big, the tensile elasticity and recovery characteristic extreme difference (almost not having answer after the stretching) of the elongation because of fine stainless steel wire itself is controlled the tension fluctuation of fine stainless steel wire and shake up and down so add white oil on the fine stainless steel wire tube to avoid stretching.

(2), spiral is laminated with operation:

Through on import two-for-one twister equipment, being laminated with the processing of operation after two kinds of raw material doublings, in process, the quality of semi-products quality will directly influence quality, style, class and the radiation proof effect of final products, thus helical form to be laminated with the technological requirement of operation meticulousr.

A. flyer is selected blade flyer dish for use, adds 5～6 of tension pieces again, heavily is 20～25 grams;

B. control the rotating speed of flyer dish, make and the plying tube moves back and separates equilibrium, stainless steel wire moves back separates tension force 0.5～2 gram, and terylene thread moves back separates tension force 4～8 grams.Being laminated with a coiling tension is 5～7 grams.

C. make full use of the elasticity and the intensity of terylene thread, make fine stainless steel wire in the shape of a spiral shape cover equably on the terylene look silk (or real silk look silk).

(3), section warping operation:

Adopt Switzerland's Benniger Sectional warping machines to carry out warping processing, the quality through the axoplasm amount in the warping process directly influences woven quality and efficient and end product quality.

A. according to the arrangement of warp, the clad stainless steel plying is thick than the terylene silk thread, and Tension Control is at 3～5 grams, and the tension force of terylene silk thread is answered higher 2～3 times.

B. tension pulley is installed moving back to separate on the silk tube, is adopted the nylon yarn of 8 Φ 0.5mm, the Tension Control of terylene silk thread at 8～10 grams.

C. set 200 rev/mins of the warping speed of a motor vehicle, bobbin cradle spacing 15～20cm goes up throughtension force 10～15 grams, goes up through 40～50 meters/minute of linear speeds.

D. guarantee that warping is clear through face, do not have strand head and head, do not have wide urgency through producing, warping after the axle characteristics relax in the terylene silk thread for the thicker silk that is laminated with.

(4), weave manufacturing procedure:

Adopt Italian G6300 Rapier looms to weave processing, the set technological parameter of this machine and require as follows:

A. set 350 rev/mins of the loom speed of a motor vehicle, combine flat rate 340 degree, 60 millimeters of open heights, wefting insertion angle 50 degree, 970 millimeters of back beam heights, 990 millimeters of menelipsis height, preceding 450 millimeters of menelipsis position, back 310 millimeters.

B. will control warp tension in the weaving process well, the warp tension of clad stainless steel plying is 6～10 grams, and the warp tension of terylene silk thread is 12～15 grams.

C. the broadwise raw material adopts bonnet cotton and stainless steel wire (naked), and the raw material that utilizes two kinds of thicknesses to differ adjusts the optimum tension of tram.The tension force of cotton thread is 0～6 gram, stainless steel wire (naked silk) is 6～10 grams, it is straight to make stainless steel wire (naked silk) more slightly prop up the look cotton in fabric, with clad stainless steel plying lax in organizine weave in more closely, increased in the tightness at node place that interweaves, make the resistivity at the node place that interweaves of longitude and latitude stainless steel wire very little, formed one deck electric conductivity good metal gauze screen, improved radiation proof function effectively.

In sum, radiation-proof fabric of the present invention is handled through special postfinishing process such as coating agent coating, chemical plating, plating with general woven fabric and the product of the function of shielding that obtains, shielding properties better, more lasting.Knit face coat, chemical plating or plating because adopt, little, the function of fabric face resistance just with radiation-screening, and after fabric makes the clothes dress, unavoidably will wash, the wearing and tearing of the fabric face behind cyclic washing will reduce its shielding properties, and radiation proof function is not lasting.And the present invention owing to adopt directly fine stainless steel wire is inweaved fabric through broadwise, the resistance of tool conduction is littler, the radiation-screening function can not influence because of the washing of clothes or each other wearing and tearing in use, its fine stainless steel wire permanently is present in the fabric, so shielding properties is lasting, and the production cost is low.

The radiation proof textile product that the present invention is different from the blending that generally contains stainless steel fibre or conductive fiber again or interweaves, because of adopting long filament and stainless steel wire and stainless steel wire, warp-wise of the present invention is coated on outer helical form covering filament, interweave with the naked silk of the stainless steel of broadwise, avoided generally containing staple fibre radiation proof textile product short fiber in netted tubercle fly the silk be mingled with conductance and the product radiation proof effect that wherein influences node, the conductive fiber of also having avoided staple fibre radiation proof textile product in use to occur because of washing comes off and causes the reduction of radiation proof effect.The more effective radiation proof function of radiation-proof fabric and the persistence of performance of having improved of optimal design of aspects such as the present invention selects for use at the longitude and latitude raw material, the design of longitude and latitude material combination, density configuration, helical form cladding process, product specification.

Claims (10)

1, a kind of radiation-proof fabric, mainly be interweaved and form by one group of warp (1) and one group of parallel (2), described one group of parallel (2) includes many Weft-wise stainless steel silks (20), it is characterized in that: described one group of warp (1) includes many stainless steel covering filaments (10), described stainless steel covering filament (10) is coated to be wrapped on terylene silk thread or the real silk silk thread by stainless steel wire and constitutes, and described stainless steel covering filament (10) is interweaved with described Weft-wise stainless steel silk (20) and constitutes the gauze screen (3) with radiation proof function.

2, radiation-proof fabric according to claim 1, it is characterized in that: one group of described warp (1) also comprises many naked terylene silk threads (11) or naked real silk silk thread, and naked terylene silk thread (11) or naked real silk silk thread and described stainless steel covering filament (10) distribute separately.

3, radiation-proof fabric according to claim 1 is characterized in that: described stainless steel covering filament (10) by stainless steel wire in the shape of a spiral shape coat to be wrapped on terylene silk thread (11) or the real silk silk thread and constitute.

4, radiation-proof fabric according to claim 1 is characterized in that: constituting the stainless steel wire of described stainless steel covering filament (10) and the diameter of described Weft-wise stainless steel silk (20) is 0.035～0.05 millimeter.

5, radiation-proof fabric according to claim 1 is characterized in that: constitute the quality of the stainless steel wire of described stainless steel covering filament (10) and described Weft-wise stainless steel silk (20) and account for 35～55% of described radiation-proof fabric total amount.

6, radiation-proof fabric according to claim 1 is characterized in that: described one group of parallel (2) also comprises many cotton threads (21), and the diameter of cotton thread (21) is greater than the diameter of described Weft-wise stainless steel silk (20).

7, radiation-proof fabric according to claim 8 is characterized in that: described cotton thread (21) distributes separately with described Weft-wise stainless steel silk (20), the straight steel wire of described Weft-wise stainless steel silk (20) for paralleling with cotton thread (21).

8, radiation-proof fabric according to claim 1 is characterized in that: described radiation-proof fabric is taked plain weave construction, and the stainless steel wire in the described lining constitutes tiny grid.

9, radiation-proof fabric according to claim 1 is characterized in that: described radiation-proof fabric through close be that 89 pieces/centimetre, filling density are 55 pieces/centimetre.

10, a kind of production technology of radiation-proof fabric as claimed in claim 1 is characterized in that: in turn include the following steps:

(1), single twisting operation: earlier terylene silk thread or real silk silk thread are added low twist;

(2) and wire process: with stainless steel wire and the low twist terylene silk thread that obtains through step (1) and close doubling, and fashionable, the tension force of stainless steel wire is 0.5～2.0 gram, the tension force of terylene silk thread or real silk silk thread is 4～8 grams;

(3), be laminated with operation: the described doubling that process step (2) obtains is laminated with processing and makes described stainless steel covering filament on two-for-one twister, wherein, flyer is selected blade flyer dish for use, add 5～6 of tension pieces, heavily be 20～25 grams, guarantee and the plying tube moves back and separates equilibrium that stainless steel wire moves back separates tension force 0.5～2 gram, terylene thread moves back separates tension force 4～8 grams, and being laminated with a coiling tension is 5～7 grams;

(4), described stainless steel covering filament carries out section warping on Sectional warping machines, during warping, the tension force of clad stainless steel plying is 3～5 grams, the tension force of naked terylene silk thread or naked real silk silk thread is 8～10 grams;

(5), stainless steel covering filament and the described one group of parallel through step (4) obtains described radiation-proof fabric through weaving manufacturing procedure, in the weaving process, the tension force of clad stainless steel plying is 6～10 grams, the tension force of naked terylene silk thread or naked real silk silk thread is 12～15 grams, the tension force of cotton yarn is 0～6 gram, and the tension force of Weft-wise stainless steel silk is 6～10 grams.

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