CN106698921A - Calibration and comparison method of drawing tension of glass fiber - Google Patents
Calibration and comparison method of drawing tension of glass fiber Download PDFInfo
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- CN106698921A CN106698921A CN201510788036.5A CN201510788036A CN106698921A CN 106698921 A CN106698921 A CN 106698921A CN 201510788036 A CN201510788036 A CN 201510788036A CN 106698921 A CN106698921 A CN 106698921A
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- tensile force
- cake
- relative
- glass fiber
- drawing tensile
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/07—Controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/40—Monitoring or regulating the draw tension or draw rate
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Reinforced Plastic Materials (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a calibration and comparison method of drawing tension of a glass fiber. The method comprises the following steps: S1, measuring first relative drawing tension f1 of a first glass fiber protofilament cake and second relative drawing tension f2 of a second glass fiber protofilament cake according to a formula of relative drawing tension f: f=[ B (a breadth of the protofilament cake)+A (a peak interval of the protofilament cake)]/2; S2, comparing the second relative drawing tension f1 and the second relative drawing tension f2 and judging whether second relative drawing tension f1 and the second relative drawing tension f2 are equal, if so, the drawing tension of a first glass fiber and the drawing tension of the second glass fiber are equal; if not, the drawing tension of a first glass fiber and the drawing tension of the second glass fiber are unequal. According to the method disclosed by the invention, the relative drawing tension is calibrated by detecting the breadth B of the protofilament cake and the peak interval of the protofilament cake, therefore, as the breadth B of the protofilament cake and the peak interval of the protofilament cake can be detected simply and conveniently, the difficulty in comparison on the drawing tension of the two glass fiber protofilament cakes is greatly lowered; compared with on-line measurement, the accuracy of comparison on the drawing tension is greatly improved.
Description
Technical field
The present invention relates to glass fibre assembled roving precursor wire drawing pull force calculation technical field, more particularly to a kind of glass fiber wire-drawing tension calibration comparison method.
Background technology
Glass fibre is a kind of composite, and various sheet materials, container etc., alternative steel can be manufactured after being combined with resin etc..Glass fibre assembled roving is one kind of glass fibre, its production technology：Fusion cast glass liquid-wire drawing-drying-doff.In drawing process, the size of drawing tensile force influences very big to the quality of precursor（The product that wire drawing is formed is precursor or precursor cake）, determine the efficiency of later process doff and the quality of product；Drawing tensile force is big, and precursor beam splitting rate is low, has and silk, influences the impregnability of product；Drawing tensile force is small, and precursor beam splitting rate is high, during later process doff precursor can knocking over, more than product ear and hairiness clusters, so as to reduce doff efficiency and product quality.It can be seen that the size of control drawing tensile force has great significance to the quality for stablizing precursor.
The tension force of wire drawing is controlled, first has to can determine that or demarcate the Tensity size of wire drawing.The general measure to drawing tensile force is to use the equipment such as tensiometer, and wants on-line determination, and on-line determination difficulty is big and data are inaccurate, and, typically at 1000-2000 ms/min, the winding tension fluctuation of precursor is big and is difficult to determine online for drawing speed.
The content of the invention
The present invention mainly solves the technical problem in the presence of prior art, so that providing a kind of contact can effectively prevent what titanium net from sliding.
Above-mentioned technical problem of the invention is mainly what is be addressed by following technical proposals：
A kind of glass fiber wire-drawing tension calibration comparison method of the invention, comprises the following steps,
S1, the first relative drawing tensile force f1 of the first glass fiber precursor cake of measurement, the second relative drawing tensile force f2 of the second glass fiber precursor cake, are based on formula, with respect to drawing tensile force f=with respect to drawing tensile force f（B+ is peak-to-peak away from A for precursor cake breadth）/ 2, wherein；
Precursor cake breadth B is the width of precursor cake,
It is peak-to-peak away from A be the distance between two spikes of projection on precursor cake；
The application conditions of the formula are：
Winding displacement stroke L ＜ precursor cake emission rates R；
In the case where wire drawing machine sets same winding than T parameter, different wire drawing machinees sets same winding and this formula also can be used than T；
Wherein；
Precursor cake emission rate R=precursor cake breadth B- winding displacement strokes L；
The distance that winding displacement stroke L is moved back and forth for strand oscillator,
Winding is the ratio between wire drawing machine rotating speed and strand oscillator rotating speed than T；
S2, contrast and judge whether the first relative drawing tensile force f1 and second is equal with respect to drawing tensile force f2, if so, then the first glass fibre is equal with the drawing tensile force of the second glass fibre, if it is not, then the first glass fibre is unequal with the drawing tensile force of the second glass fibre.
Further, in the step S2, contrast and judge the first relative drawing tensile force f1 whether in the range of the relative drawing tensile force F of standard of setting, in this way, then wind than unchanged, it is such as no, then adjustment winding compares so that the first relative drawing tensile force f1 tends to standard with respect to drawing tensile force F.
Further, in the step S3, when the first relative drawing tensile force f1 is less than the scope of relative drawing tensile force F, winding ratio is improved, when the first relative drawing tensile force f1 is more than the scope of relative drawing tensile force F, reduces winding ratio.
Further, the first glass strand cake and the second glass strand cake can be produced on same wire drawing machine on production, or different wire drawing machinees.
Compared with prior art, the advantage of the invention is that：By detecting precursor cake breadth B and peak-to-peak demarcating relative drawing tensile force away from A, drawing tensile force to two glass fiber precursor cakes is compared, because precursor cake breadth B and the peak-to-peak detection away from A are simple and convenient, so greatly reducing the difficulty of the drawing tensile force of two glass fiber precursor cakes of contrast, compared to on-line measurement, the accuracy rate of drawing tensile force contrast is greatly improved.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing to be used needed for embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the method flow diagram of glass fiber wire-drawing tension calibration comparison method of the invention；
Fig. 2 is the structural representation of glass fiber precursor cake of the invention.
Specific embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, apparent are clearly defined so as to be made to protection scope of the present invention.
Refering to shown in Fig. 1, Fig. 2, a kind of glass fiber wire-drawing tension calibration comparison method that the present invention is provided, it is characterised in that：Comprise the following steps,
S1, the first relative drawing tensile force f1 of the first glass fiber precursor cake of measurement, the second relative drawing tensile force f2 of the second glass fiber precursor cake, are based on formula, with respect to drawing tensile force f=with respect to drawing tensile force f（B+ is peak-to-peak away from A for precursor cake breadth）/ 2, wherein；
Precursor cake breadth B is the width of precursor cake,
It is peak-to-peak away from A be the distance between two spikes of projection on precursor cake；
The application conditions of the formula are：
Winding displacement stroke L ＜ precursor cake emission rates R；
In the case where wire drawing machine sets same winding than T parameter, different wire drawing machinees sets same winding and this formula also can be used than T；
Wherein；
Precursor cake emission rate R=precursor cake breadth B- winding displacement strokes L；
The distance that winding displacement stroke L is moved back and forth for strand oscillator,
Winding is the ratio between wire drawing machine rotating speed and strand oscillator rotating speed than T；
S2, contrast and judge whether the first relative drawing tensile force f1 and second is equal with respect to drawing tensile force f2, if so, then the first glass fibre is equal with the drawing tensile force of the second glass fibre, if it is not, then the first glass fibre is unequal with the drawing tensile force of the second glass fibre.
Due to only needing to be compared two glass fiber precursor cake drawing tensile forces, contrast size, the occurrence of the drawing tensile force that need not be surveyed, by detecting precursor cake breadth B and peak-to-peak demarcating relative drawing tensile force away from A, drawing tensile force to two glass fiber precursor cakes is compared, because precursor cake breadth B and the peak-to-peak detection away from A are simple and convenient, so greatly reducing the difficulty of the drawing tensile force of two glass fiber precursor cakes of contrast, with respect to on-line measurement, the accuracy rate of drawing tensile force contrast is greatly improved.
In the present embodiment, in the step S2, contrast and judge the first relative drawing tensile force f1 whether in the range of the relative drawing tensile force F of standard of setting, in this way, then wind than unchanged, it is such as no, then adjustment winding compares so that the first relative drawing tensile force f1 tends to standard with respect to drawing tensile force F.
Preferably, in the step S3, when the first relative drawing tensile force f1 is less than the scope of relative drawing tensile force F, winding ratio is improved, when the first relative drawing tensile force f1 is more than the scope of relative drawing tensile force F, reduces winding ratio.Compared by by the relative drawing tensile force of the glass fiber precursor cake of production drawing tensile force F relative with a default standard, may determine that whether the drawing tensile force of the glass fiber precursor cake of production meets predetermined requirement, if not meeting the adjustment that can do the chief minister's seal, the glass fiber precursor cake of production is set to meet the requirement of standard drawing tensile force F.
Optimal, the first glass strand cake and the second glass strand cake can be produced on same wire drawing machine on production, or different wire drawing machinees.The glass fiber precursor cake of same drawing tensile force can be produced on many different wire drawing machinees, production efficiency is high.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and any change or replacement expected without creative work should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be determined by the scope of protection defined in the claims。
Claims (4)
1. a kind of glass fiber wire-drawing tension calibration comparison method, it is characterised in that：Comprise the following steps,
S1, the first relative drawing tensile force f1 of the first glass fiber precursor cake of measurement, the second relative drawing tensile force f2 of the second glass fiber precursor cake, are based on formula, with respect to drawing tensile force f=with respect to drawing tensile force f（B+ is peak-to-peak away from A for precursor cake breadth）/ 2, wherein；
Precursor cake breadth B is the width of precursor cake,
It is peak-to-peak away from A be the distance between two spikes of projection on precursor cake；
The application conditions of the formula are：
Winding displacement stroke L ＜ precursor cake emission rates R；
In the case where wire drawing machine sets same winding than T parameter, different wire drawing machinees sets same winding and this formula also can be used than T；
Wherein；
Precursor cake emission rate R=precursor cake breadth B- winding displacement strokes L；
The distance that winding displacement stroke L is moved back and forth for strand oscillator,
Winding is the ratio between wire drawing machine rotating speed and strand oscillator rotating speed than T；
S2, contrast and judge whether the first relative drawing tensile force f1 and second is equal with respect to drawing tensile force f2, if so, then the first glass fibre is equal with the drawing tensile force of the second glass fibre, if it is not, then the first glass fibre is unequal with the drawing tensile force of the second glass fibre.
2. glass fiber wire-drawing tension calibration comparison method according to claim 1, it is characterised in that：In the step S2, whether the first relative drawing tensile force f1 is contrasted and judged in the range of the relative drawing tensile force F of standard of setting, in this way, then wind than unchanged, if not, adjustment winding ratio so that the first relative drawing tensile force f1 tends to standard with respect to drawing tensile force F.
3. glass fiber wire-drawing tension calibration comparison method according to claim 2, it is characterised in that：In the step S3, when the first relative drawing tensile force f1 is less than the scope of relative drawing tensile force F, winding ratio is improved, when the first relative drawing tensile force f1 is more than the scope of relative drawing tensile force F, reduce winding ratio.
4. glass fiber wire-drawing tension calibration comparison method according to claim 3, it is characterised in that：First glass strand cake and the second glass strand cake can be produced on same wire drawing machine on production, or different wire drawing machinees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510788036.5A CN106698921B (en) | 2015-11-17 | 2015-11-17 | A kind of glass fiber wire-drawing tension calibration comparison method |
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| CN201510788036.5A CN106698921B (en) | 2015-11-17 | 2015-11-17 | A kind of glass fiber wire-drawing tension calibration comparison method |
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| CN106698921B CN106698921B (en) | 2019-04-19 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10259035A (en) * | 1997-03-18 | 1998-09-29 | Furukawa Electric Co Ltd:The | Drawing of optical fiber |
| CN1261061A (en) * | 1999-01-20 | 2000-07-26 | 阿尔卡塔尔公司 | Optical fiber draw machines with programmable logical controller |
| WO2009108315A3 (en) * | 2008-02-28 | 2009-10-29 | Corning Incorporated | Methods for measuring the tension of optical fibers during manufacture |
| CN204342164U (en) * | 2014-12-12 | 2015-05-20 | 舟山市金湖化纤机械有限公司 | Tension force fine adjustment control system |
-
2015
- 2015-11-17 CN CN201510788036.5A patent/CN106698921B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10259035A (en) * | 1997-03-18 | 1998-09-29 | Furukawa Electric Co Ltd:The | Drawing of optical fiber |
| CN1261061A (en) * | 1999-01-20 | 2000-07-26 | 阿尔卡塔尔公司 | Optical fiber draw machines with programmable logical controller |
| WO2009108315A3 (en) * | 2008-02-28 | 2009-10-29 | Corning Incorporated | Methods for measuring the tension of optical fibers during manufacture |
| CN204342164U (en) * | 2014-12-12 | 2015-05-20 | 舟山市金湖化纤机械有限公司 | Tension force fine adjustment control system |
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