Glass fiber weaving hose surface deburring equipment and processing method thereof
Technical field
The present invention relates to a kind of glass fiber weaving hose surface deburring equipment.
Background technology
Glass fibre is a kind of Inorganic Non-metallic Materials of excellent performance, it also is the indispensable supporting basic material of new and high technology, it not only has the premium properties such as high temperature resistant, fire-retardant, electric insulation, TENSILE STRENGTH is high, chemical stability is good, can also adopt the organic coating technology to carry out the goods deep processing.
The application form of glass fiber product can be divided into three major types substantially: dry goods, pitch strengthen class, plastics strengthen class.Wherein the glass fiber weaving flexible pipe extensively is used on automotive wire bundle and the blast pipe and is played thermal insulation protection; be used in the insulation protection (generally needing coating) that electrifies on the wire of motor and the electrical equipment wiring harness; the market scale of above-mentioned field in the whole world was about 3,300,000,000 RMB in 2012, and wherein the Chinese market capacity is about 600,000,000 yuan.
Because the fragility of glass is large, so general fibre bundle is more fluffy when producing glass fibre from the glass marble wire drawing, need through re-using after doubling, the twisting; In order to produce the glass fiber weaving thing, also must be to glass fibre through weft yarn (fiber of rolling is divided around to little spool) and machinings such as woven (multiple weave are arranged, compile to mix such as braiding, knitting, pin and knit); The above-mentioned operation later burr of glass fiber weaving hose surface is several centimetres, the dense degree of burr then according to the quality of glass fibre and process for machining to the destructiveness of fiberglass surfacing and different.
The burr of fiberglass surfacing not only affects outward appearance, easily causes burr to dance in the air during transportation processing, sticks to the Person's skin surface and causes allergic reaction, and summer is even more serious during perspiring; For the fiberglass pipe that needs coating to process, the burr of fiberglass surfacing also will destroy the anti-electrical breakdown capability of coating.
The conventional burr of removing has singeing, dyeing needs the fine hair of design on fabric surface is removed before dyeing to cotton yarn, polymer fiber fabric (grey cloth), and equipment can be divided into according to the characteristics of thermal source two classes: flame-type is singed (contactless) and the metallic plate that generates heat is singed (contact); The flame temperature of singing is usually at 900 ℃~1000 ℃, the surface temperature of red-hot metallic plate also reaches 800 ℃, the decomposition temperature or the ignition point that all are higher than various fibers, yarn or fabric pass through at a high speed flame when singing under certain tensioning state, because it is large to stretch out the relative heating surface area of fine hair on surface, instantaneously be warming up to ignition point and burn, and yarn and fabric body is because picking up back and interweaving tight, programming rate is not so rapid, so area of dissipation fully seldom is affected in addition.The heating metallic plate is singed and is only applicable to organize abundant closely fabric, and the flame-type efficient of singing is high and more energy-conservation, and the Past 30 Years dyeing mainly concentrates in the design of high-efficiency burner the research of gassing frame.But above-mentioned singeing and equipment also are not suitable for the glass fiber weaving flexible pipe, because the cloth fiber of the fusing point of glass fiber material and burning-point and routine has very large difference, the glass fibre fusing point is high, fragility is large, if adopt contact high temperature heat source melt process, easily cause the fracture of glass embrittlement, and friction produces the secondary burr.The glass fiber weaving flexible pipe is that closed circle and internal diameter are very little, how below 20mm, can't process burner according to the thinking of dyeing gassing frame.
Summary of the invention
Technical problem to be solved by this invention is to overcome deficiency of the prior art and glass fiber weaving hose surface deburring equipment and processing method thereof that a kind of rational in infrastructure, energy-saving safe, easy to operate, deburring successful are provided.
The technical scheme that the present invention solves the problems of the technologies described above employing is: this glass fiber weaving hose surface deburring equipment, comprise support, pay off rack and take-up stand, it is characterized in that: also be provided with successively burner and melting plant between pay off rack and the take-up stand, burner and melting plant all are arranged on the support, both are highly consistent, the import and export two ends of burner and the import and export two ends of melting plant are respectively arranged with the flexible pipe extension fixture, above-mentioned four coaxial installations of flexible pipe extension fixture and with the matched of burner and melting plant, at least be provided with two air inlets in the combustion chamber of described burner, melting plant adopts the heat source non-contact melting.The present invention utilizes burning and two kinds of mechanism of heat source non-contact melting to remove respectively the elongated burr of glass fiber weaving hose surface and weak point and concentrated burr; Elongated burr can be because heat transfer rate extinguishes soon when being burned to the fiberglass tubes surface, and short and concentrated burr combustion reaction is difficult to cause, and the radiant heat source maximum temperature place of melter is just in time on the fiberglass tubes surface; Be in the horizontal expansion state by the flexible pipe extension fixture so that in the deburring process, knit pipe, and coaxial with thermal source always, knit on the pipe circumference and be heated evenly.The purpose that the combustion chamber arranges two air inlets at least is to form a plurality of flame source that are higher than the glass fibre fusing point in the combustion chamber, ensures the abundant burning of elongated burr.
Flexible pipe extension fixture of the present invention comprises porcelain ring and steel ball, and steel ball is placed on glass fiber hose inside, and steel ball size should be greater than the aperture 2-5mm of porcelain ring.Glass fiber hose passes porcelain ring, under the effect of tractive force, move horizontally, because the diameter of steel ball is greater than the aperture of porcelain ring, steel ball stops horizontal movement and only does random rotation when moving to the porcelain ring entrance side, and flexible hose expands into circle under the support of two ends steel ball.
Burner of the present invention comprises combustion chamber, liquefied gas bottle, pressure-reducing valve, air blast and igniter, the combustion chamber is hollow cylinder, combustion chamber one end is provided with igniter, at least be provided with two air inlets on the combustion chamber, the liquefied gas bottle port of export is provided with pressure-reducing valve, liquefied gas bottle and air blast are by pipeline communication, and pipeline is communicated with air inlet, also is provided with flow control valve on the pipeline.By the air quantity of adjustment air blast and the pressure of liquefied gas intake valve, to guarantee in the combustion chamber enough firepower being arranged.Be provided with a plurality of air inlets on the combustion chamber, the whole indoor flame that is full of after the igniting.Utilize flame that the elongated burr on circular hose surface is burnouted.The deburring that can adapt to different-diameter glass fiber weaving flexible pipe.
Combustion chamber of the present invention every 10CM on its length direction arranges an air inlet.The benefit that above-mentioned distance arranges air inlet is both to have realized that the temperature difference between the flame source was less in the combustion chamber, and guaranteeing again has enough flame width in the combustion chamber, so that hauling speed can maintain 5 m/mins-20 m/mins, guarantees rational production efficiency.
Melting plant of the present invention comprises melter and infrared heating pipe, and melter is hollow cylinder, is provided with one deck infrared heating pipe between melter's inside and outside wall.Melting plant is melted in tissue surface with infrared indirect thermal source knitting the residue burr of tube-surface after burning is processed.
Be provided with guide wheel between burner of the present invention and the melting plant, idler height and burner and melting plant coupling.The supporting role of guide wheel can reduce rubbing between melter's arrival end glass braided tube and the porcelain ring and examine.
The present invention also provides a kind of glass fiber weaving hose surface deburring method, it is characterized in that: with the glass fiber weaving flexible pipe on the pay off rack with 5 m/mins ~ 20 m/mins speed drawing successively by burner and melting plant, reeled by take-up stand at last, four flexible pipe extension fixtures that burner and melting plant entrance end arrange are so that glass fiber weaving flexible pipe cross-sectional expansion is circular, temperature in the burner in the combustion chamber is 700 ℃-850 ℃, and the temperature in the melting plant in the melter is 800 ℃-1000 ℃.Hauling speed can affect fiberglass tubes and accept the heat treated time, and the benefit of above-mentioned hauling speed is that deburring is abundant, and glass fibre can be because of after being heated for a long time brittle failure occuring.The principle that the temperature of the temperature of above-mentioned combustion chamber and melter is set is, under the prerequisite that burning and melting fully occur, accomplishes that as far as possible temperature is minimum.
The pressure 0.01MPa-0.28Mpa of pressure-reducing valve of the present invention, the maximum quantity of wind of air blast are 1 cubic meters per minute.The purpose that the above-mentioned parameter scope is set is to be complementary with the Domestic liquefied-petroleum gas pressure tank, and guarantees that flame can smooth combustion in the combustion chamber.
The present invention compared with prior art has the following advantages: the present invention can not only improve the safety in utilization of glass fiber weaving flexible pipe, and can improve the anti-electrical breakdown capability of the coated pipe take glass fiber hose as base material, the Application Areas of expansion glass fiber weaving flexible pipe.
The major advantage of processing side of the present invention has:
Distinguish the burr type of glass fiber weaving hose surface, effectively removing under the prerequisite of burr, accomplished the fiberglass pipe minimum of being heated, avoid it that brittle failure occurs.
The glass braided tube is carried out the deburring processing under the conglobate condition of expansion, the surface is heated evenly, and braided tube was distortionless after deburring was processed.
Burning and fusion mechanism are mixed use, and the braided tube surface was clean and tidy after deburring was processed.
Production efficiency is high, handling safety.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is steel ball structure schematic diagram of the present invention.
Fig. 3 is porcelain ring structural representation of the present invention.
Fig. 4 is chamber structure schematic diagram of the present invention.
Fig. 5 is melter of the present invention structural representation.
The specific embodiment
Referring to Fig. 1 ~ Fig. 5, the present invention includes support I, burner II, melting plant III, flexible pipe extension fixture IV, pay off rack V and take-up stand VI, burner II, melting plant III, flexible pipe extension fixture IV, pay off rack V and take-up stand VI all are arranged on the support I.By work flow so that pay off rack V, burner II, melting plant III and take-up stand VI set gradually, the import and export two ends of burner II and the import and export two ends of melting plant III are respectively arranged with flexible pipe extension fixture IV, the burner II is highly consistent with the melting plant III, the coaxial installation of above-mentioned four flexible pipe extension fixture IV and with the matched of burner II and melting plant III.
Described burner II comprises combustion chamber 8, liquefied gas bottle 2, pressure-reducing valve 3, air blast 4 and igniter 6, and combustion chamber 8 is hollow cylinder, combustion chamber 8 internal diameter 90mm in the present embodiment, length 300mm.Combustion chamber 8 one ends are provided with igniter 6, are provided with two air inlets 81 in the present embodiment on the combustion chamber 8, and preferably every 10CM arranges an air inlet 81 on the length direction of combustion chamber 8.Liquefied gas bottle 2 ports of export are provided with pressure-reducing valve 3, and liquefied gas bottle 2 is communicated with by pipeline 21 with air blast 4, and pipeline 21 is communicated with air inlet 81, also are provided with flow control valve 5 on the pipeline 81.By the air quantity of adjustment air blast 4 and the pressure of pressure-reducing valve 3, to guarantee in the combustion chamber enough firepower being arranged.
The melting plant III comprises melter 10 and infrared heating pipe 14, and melter 10 is hollow cylinder, is provided with one deck infrared heating pipe 14 on melter's outer wall.The 10 diameter 30mm of melter in the present embodiment, infrared heating pipe has 6, and single power is 500W.
Flexible pipe extension fixture IV comprises porcelain ring 7 and steel ball 15, and steel ball 15 is placed on glass fiber hose inside, and steel ball size should be greater than the aperture 2-5mm of porcelain ring; Glass fiber hose passes porcelain ring and moves horizontally under the effect of tractive force, because the diameter of steel ball is greater than the aperture of porcelain ring, steel ball stops horizontal movement and only does random rotation when moving to the porcelain ring entrance side, flexible hose expands into circle under the support of two ends steel ball, and coaxial with combustion chamber and melter, guarantee that glass braided tube surface is heated evenly.
Be provided with guide wheel 9 between burner II of the present invention and the melting plant III, guide wheel 9 height and burner II and melting plant III coupling.
With the continuous yarn of alkali-free glass fibre yarn line EC-33x1x4(alkali-free glass fibre, merge into one by the yarn of 4 every kilometer heavy 33 gram), two and one, being woven into internal diameter through 56 ingot braiding machines is that the glass fiber weaving flexible pipe of 6mm is example.The diameter of the steel ball 15 in the flexible pipe extension fixture IV is 10mm, and the diameter of bore of porcelain ring 7 is 8mm.
The glass fiber weaving flexible pipe is drawn from the pay off rack V, flexible pipe extension fixture IV through burner II import department enters the burner II, hauling speed is 10 m/mins, hauling speed can be adjusted according to compaction rate and the burr state of fabric tissue, generally at 5 m/mins ~ 20 m/mins.The pressure 0.06MPa of pressure-reducing valve 3 in this example, the air quantity of air blast 4 is 0.2M
3/ minute, so that glass fiber weaving hose surface flame is blue, the temperature of combustion chamber 8 is 800 ℃.Afterwards the elongated burr of glass fiber weaving hose surface is burnouted through the burner II.Enter the melting plant III after the flexible pipe extension fixture IV through the flexible pipe extension fixture IV of the burner II port of export and melting plant III entrance point respectively, 900 ℃ of temperature in the melting plant III in the melter 10 are being melted in tissue surface knitting the residue burr of tube-surface after burning is processed within the melting plant III.Finally by the flexible pipe extension fixture IV of crossing the melting plant III port of export, by take-up stand rolling VI.
In general, the pressure of pressure-reducing valve 3 is controlled at and is that 0.05MPa-0.2MPa, the air quantity of air blast 4 are 0.1M
3/ minute-1.0M
3/ minute, the temperature of combustion chamber 8 is 700 ℃-850 ℃; Temperature in the melter 10 is 800 ℃-1000 ℃.
Although the present invention with embodiment openly as above; but it is not to limit protection scope of the present invention; any technical staff who is familiar with this technology not breaking away from change and the retouching of doing in the spirit and scope of the present invention, all should belong to protection scope of the present invention.