CN1389341A - Inflating making process and apparatus of spiral wound steel wire reinforced composite plastic pipe - Google Patents

Inflating making process and apparatus of spiral wound steel wire reinforced composite plastic pipe Download PDF

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CN1389341A
CN1389341A CN 02133397 CN02133397A CN1389341A CN 1389341 A CN1389341 A CN 1389341A CN 02133397 CN02133397 CN 02133397 CN 02133397 A CN02133397 A CN 02133397A CN 1389341 A CN1389341 A CN 1389341A
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steel wire
core pipe
pipe
inflation
composite plastic
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CN100421910C (en
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甘国工
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Abstract

The production method of spiral wrapped steel wire reinforced composite plastic pipe material by using air inflation process includes the following steps: continuously extruding formed polymer core pipe, cutting it into the pipe material with a certain length; charging pressure gas into the core pipe, and sealing to obtain rigid straight sealed gas-charged core pipe, feeding said core pipe into steel wire wrapping machine, right-hand and/or left-hand wrapping steel wire round the core pipe, at least wrapping one layer of steel wire as reinforcing body, then feeding said material into polymer outer layer combination device to obtain composite pipe material, diameter-setting and forming, cooling to obtain the invented product with high quality. Said pipe material is long in service life.

Description

The method and the device of spiral wound steel wire reinforced composite plastic pipe made in inflation
Technical field:
What the present invention relates to is a kind of method and device thereof of making spiral wound steel wire reinforced composite plastic pipe of inflating.
Background technique:
In plastic tube, increase winding steel wire in recent years strengthening the existing report of tubing intensity and to use, disclose as CN2313137Y that a kind of usefulness is metal knitted to reticulate, be combined into composite pipe with interior pipe and outer tube.CN2202838Y discloses the composite pipe that accompanies the layer of metal mesh grid between a kind of tube wall layer and the outer wall layer equally, and that CN2142168Y discloses is a kind of at the composite pipe that scribbles adhesive layer at least between one deck winding steel wire layer and plastic core pipe and the outer layer plastic, and CN2466468Y discloses and a kind ofly has been wound in that compound outer back forms composite pipe on the core pipe applying earlier a layer binder and protective layer on the winding steel wire again, CN2465937Y discloses a kind of device of making metal wire combined reinforced plastic pipe, this device the core pipe extrude and outer extruder between be provided with Stetch Wrapping Machine and to being wound with the heating unit that core pipe wiry heats, above example is escaped by luck common deficiency, because of the core pipe and the multifibres on twining need heat can be better compound with outer layer plastic, but what have in the technique scheme does not have a heating equipment, though the heating equipment that the core pipe that pair winding steel wire is arranged that has heats, but the core pipe twines tension force and middle level at steel wire, outward layer by layer in the compound molding chamber under the effect of molten mass pressure shape and size alter a great deal, core pipe diameter diminishes and collapses flat, can't guarantee core pipe and steel wire, external pipe is closely compound to be an integral body, cause and peel off delamination each other, core pipe internal surface quality is also very poor simultaneously; Core pipe and steel wire and outer compound tense are to carry out under the heating situation in addition, because the support to tube wall of expansive force in not having, cooling has had trend and the phenomenon that breaks away from steel wire floor, external composite layer and inwardly shrink, peel off with steel wire and outer generation when shrinking at tubing cooling and shaping process middle core pipe.Moreover be more than tens hours the stabilization time of cooling and shaping at least, support force effect in the cooling and shaping process, not having, even inside and outsidely basically when producing compoundly be one, this kind composite pipe is also very easy delamination in the cooling and shaping process.The multiple tube that said method is produced, in long-term the use because of expanding with heat and contract with cold and the pressure surge factor more can cause composite bed and steel wire to peel off delamination each other, space between formation, the line transportation pressure medium can permeate from the space because of core pipe or the local damage of pipe end face and cause the pipe-line system broken invalid, also can reduce pipeline bearing capacity and working life because of composite layered.
Summary of the invention:
The objective of the invention is provides a kind of simple to operate in order to overcome above deficiency, improves pipe workpiece quality, the method for the manufacturing spiral wound steel wire reinforced composite plastic pipe that yield rate is high.Another object of the present invention provides a kind of device of making spiral wound steel wire reinforced composite plastic pipe of inflating.
The object of the present invention is achieved like this:
The present invention inflates the method for making spiral wound steel wire reinforced composite plastic pipe and comprises the tubing that the polymer core pipe of continuous extrusion is cut into a section fixed length, charges into the gas of pressure and it shutoff sealing is made it to become well-pressed, upright and outspoken shutoff sealing inflation core pipe in the core pipe; It is that continuous long tube is sent into steel wire coiler under propelling movement machine or tractor effect that shutoff sealing inflation core pipe is connect one section inflation core pipe welding of sending into steel wire coiler continuously or shutoff being sealed for one section, left-handed and/or right hand helix twines at least that the layer of steel wire steel strengthens body in its periphery, compound in the polymeric outer layer integrated apparatus again is sizing typing, cooling behind the composite pipe, and obtains spiral wound steel wire reinforced composite plastic pipe.
, core pipe and/or steel wire are heated not before the winding steel wire and/or before not entering compound die head forming cavity at the core pipe in the above-mentioned method, so that the surface active of core pipe and steel wire touches in order to molten between steel wire and core pipe and Bond and outer layer copolymer is compound.
The surface of the polymer core pipe of continuous extrusion is the compound with it Bond or the blend of Bond and polymer in the above-mentioned method, to itself and/or steel wire heating the time, the heating steel wire imbeds the core tube-surface, is beneficial to uniform winding, steel wire and core pipe and the skin and polymer firmly compound of steel wire.
Winding steel wire is preceding at the surface-coated Bond of steel wire or the blend of Bond and polymer in the above-mentioned method, behind heating steel wire and the core tube-surface, extrudes the composition polymer skin and becomes composite pipe at the core tube-surface of winding steel wire.
After steel wire is heated in the above-mentioned method, be coated with Bond through the steel wire coating mechanism that is loaded on the steel wire coiler.
Adopt the steel wire Stetch Wrapping Machine steel wire be installed in rotation to divide the heating equipment on the silk device excircle to divide the steel wire heating of passing through on the silk device in the above-mentioned method to the steel wire of rotation, compound in order to steel wire to the fusion of the embedding winding of core pipe and Bond and polymeric outer layer and steel wire and core tube-surface.
Be wound with inflation core pipe its external diameter and the calibration sleeve polishing sizing that is loaded in the sizing shaping box behind compound binding agent and polymeric outer layer of steel wire in the above-mentioned method, in case constant temperature or heat after, sprayed cold water or blast-cold but air cooling be fixed to composite pipe.
The device that the present invention makes spiral wound steel wire reinforced composite plastic pipe comprises core tube extrusion molding machine, cutting machine, worktable to the core pipe shutoff of segmentation fixed length, inflation, sealing, welding, the core pipe pushes machine or tractor, at least one steel wire coiler, extruder, integrated apparatus, the sizing shaping box, cutting machine.
Above-mentioned core pipe pushes between machine and steel wire coiler, be respectively arranged with the heating equipment that steel wire and/or core pipe are heated on the integrated apparatus.
Above-mentioned heating equipment is hot-air oven or infrared heater or quartz tube heater.
The Stetch Wrapping Machine that the above-mentioned heating equipment to steel wire is contained in rotation divides on the silk device periphery, the steel wire heating of passing through on the steel wire branch silk device to rotation.
Above-mentioned heating equipment is hot-air oven or infrared heater or quartz tube heater or contains and will contact the heating generator of the annulus heating that forms closed loop with steel wire.
The applicator of the above-mentioned blend that pair Steel Wire Surface coated with adhesive or Bond and polymer are arranged behind the steel wire heating device, comprise housing, the steel wire passage that is circle distribution, the Bond storage cavity, the hopper that communicates with the Bond storage cavity, with the Bond runner of Bond storage cavity and steel wire channel connection, prevent the sealing of Bond outflow.
Above-mentioned integrated apparatus is the compound die head that has at the forming cavity of the forming cavity of the blend layer of the core tube-surface compound binding agent layer that twines steel wire or Bond and polymer and compound outer polymeric layer.
Above-mentioned integrated apparatus comprises the compound die head and the compound die head with forming cavity of compound outer field polymeric layer that has at the forming cavity of the core tube-surface compound binding agent layer that twines steel wire or Bond and mixture of polymers layer.
The stabilizer that constitutes by rolling element or cylindrical body that stable core pipe moving linearly is arranged on the above-mentioned steel wire spiral winding machine, to guarantee that when twining the core pipe of segmentation the invar silk does not twine the power skewness and makes the core pipe produce the displacement dislocation, reduce the tubing straightness accuracy, compound binding agent and polymeric outer layer are caused difficulty.
Core pipe gas-flow closure assembly is arranged in the above-mentioned worktable.
Above-mentioned core pipe gas-flow closure assembly comprises that a pair of elastic caoutchouc Steel Skeleton and the sealing of core pipe orifice that has that links to each other by steel wire seals capping, is equipped with the intake and exhaust air valve in the capping.
Above-mentioned core pipe gas-flow closure assembly comprises the capping that is tightly connected with core pipe both ends of the surface and/or endoporus respectively of using that the polymer material identical with the core pipe make, at least one capping air inlet and exhaust valve is housed.
Above-mentioned core pipe gas tube black box comprises a pair of pressure bladder with the steel wire connection that is positioned at the core pipe, and air inlet and exhaust valve is housed on the pressure bladder, and the gas tube that contains pore that is contained in the pressure bladder is connected with air inlet and exhaust valve.
Above-mentioned core pipe gas-flow closure assembly comprises a pair of be positioned at core pipe two ends and the capping that the core pipe thread is connected, and is embedded in the elastic caoutchouc seal ring that capping and core pore joining portion seal, and is contained in the air inlet and exhaust valve in the capping.
Above-mentioned core pipe gas-flow closure assembly comprises the inflation cloth bag, and being positioned at has the gas tube of a plurality of pores, gas tube one end to be connected on the cloth bag and stretch out on the other end of cloth bag the quick release coupling that cooperates with air pump is arranged on the wall of inflation cloth bag.
There is the polymer core pipe of pair segmentation fixed length to carry out hot-melting machine or the electric hot-melting machine that welding is connected to continuous long tube in the above-mentioned worktable.
In the above-mentioned sizing shaping box calibration sleeve is arranged.
The inventive method cuts into the core pipe of continuous extrusion the tubing of a section fixed length, in every core pipe, adopt air inflation sealing device in the core pipe, to fill the gas of certain pressure, make the core pipe well-pressed, upright and outspoken, twining pressure and skin at steel wire is combined into and still keeps shape and size constant in the die cavity under the molten mass pressure, it is continuous long tube that the pushed machine of this inflation core pipe connects inflation core pipe welding one section or that shutoff is sealed for one section, under propelling movement machine or tractor effect, send into steel wire coiler continuously, circumferentially after the winding steel wire, enter again in the outer field forming cavity of compound binding agent and composition polymer and be combined into composite pipe, again through the sizing typing and the cooling of the sizing shaping box of tubing, assurance core pipe and external pipe are closely compound to be an integral body, guaranteed core pipe internal surface quality simultaneously, in inflation core pipe junction tubing has been cut off and acquisition winding steel wire enhancing composite plastic pipe with cutting machine.Core pipe and polymeric outer layer can adopt polyethylene, PP, PVC, PPR crosslinkable polyethylene, crosslinked polyethylene.
When extruding the core pipe, the inventive method squeezes into one deck binder on its surface, and before twining, heats by steel wire steel wire earlier, the adhesives layer even the core pipe layer of heated steel wire energy molten core tube-surface, steel wire is embedded in the core pipe, both guaranteed that steel wire closely twined the core pipe, guaranteed that again steel wire evenly distributes, and the fixed position is constant, when the core pipe that winds steel wire enters in the outer composite dies compound when outer, can not cause the pipeline bearing capacity to descend because of pressure and temp influence in the outer mould causes the steel wire distribution chaotic uneven yet.
The inventive method scales off a section branch of core pipe, make 4~24 meters long tubing, in every core pipe, adopt the gas-flow closure assembly in the core pipe, to fill the gas of certain pressure, make the core pipe well-pressed, upright and outspoken, and then a section sends into the steel wire Stetch Wrapping Machine, and maybe will to inflate the welding of core pipe be that continuous long tube is sent into the compound outer layer plastic of steel wire coiler winding steel wire, like this benefit of Sheng Chaning be Equipment Control, simple to operate, yield rate is high, can not influence the manufacturing and the quality of core pipe because of Stetch Wrapping Machine or outer composite dies or extruder fault.Core pipe production line can directly be produced general polymer tubing.
The inventive method and install simple to operately can improve tubing matter, yield rate height, tubing long service life.
Description of drawings:
Fig. 1 is the embodiment of the invention 1 an apparatus structure schematic representation.
Fig. 2 is the air inflation sealing device structural representation Fig. 1 among Fig. 1.
Fig. 3 is the air inflation sealing device structural representation Fig. 2 among Fig. 1.
Fig. 4 is the air inflation sealing device structural representation Fig. 3 among Fig. 1.
Fig. 5 is the air inflation sealing device structural representation Fig. 4 among Fig. 1.
Fig. 6 is the air inflation sealing device structural representation Fig. 5 among Fig. 1.
Fig. 7 is the air inflation sealing device structural representation Fig. 6 among Fig. 1.
Fig. 8 is the compound die head assembling schematic representation of two extruders among Fig. 1, two runners.
Fig. 9 is the Working table structure intention with electric hot-melting machine.
Figure 10 is a Bond compound die header structure schematic representation.
Figure 11 is an outer layer copolymer compound die header structure schematic representation.
Figure 12 is a heating equipment position view 1.
Figure 13 is a heating equipment position view 2.
Figure 14 is a heating equipment position view 3.
Figure 15 is a heating equipment position view 4.
Figure 16 is a steel wire adhesive coated apparatus structure schematic representation.
Figure 17 is the left view of Figure 16.
Figure 18 is the embodiment of the invention 2 apparatus structure schematic representation.
Figure 19 is the embodiment of the invention 3 apparatus structure schematic representation.
Figure 20 is the embodiment of the invention 4 apparatus structure schematic representation.
Figure 21 is the embodiment of the invention 5 constructional device schematic representation.
Embodiment:
Embodiment 1:
Fig. 1~Figure 17 has provided the device of the inflation manufacturing spiral wound steel wire reinforced composite plastic pipe of the embodiment of the invention 1.Comprise 65 extruders 1 that are arranged in order, core pipe extrusion die 2, vacuum sizing case 3, spraying cooling water case 4, tractor 5, cutting machine 6, turn over pipe machine 7, the core pipe shutoff inflation worktable 9 that contains core pipe gas-flow closure assembly 8, the core pipe pushes machine 10, two spiral winding machines 11, the forming cavity 13 of the adhesive layer that contains Bond runner 12 as shown in Figure 8 and the compound die head 16 of the band heating equipment of the forming cavity 15 of the outer polymeric layer that contains outer tube plastic passages 14, respectively with Bond runner 12, the 45 Bond extruders 17 that outer tube plastic passages 13 is communicated with, 65 plastic extruders 18, sizing shaping box 19, tractor 20, cutting machine 21, turn over pipe machine 22.
65 extruders 1, the polymer core pipe of core pipe extrusion die 2 continuous extrusions is through vacuum sizing case 3 sizings, spraying cooling water case 4 cooling backs cut into the tubing of a section fixed length through cutting machine 6 under the traction of tractor 5, through turning over pipe machine 7, on core pipe shutoff inflation worktable 9, in the core pipe, fill the gas of certain pressure with the gas-flow closure assembly 8 shown in one of Fig. 2~Fig. 7, make the core pipe well-pressed, upright and outspoken and with its shutoff, sealing, make inflation core pipe core pipe push 10 1 sections in machine and connect one section sending into continuously in the steel wire coiler, circumferentially left-handed and dextrorotation is twined and is entered in the compound die head 14 after two layers of steel wire strengthen body, 45 extruders 17,65 extruders 18 are extruded bond vitrified agent and molten polymer to compound die head makes inflation core pipe compound binding agent and polymeric outer layer form composite pipe, machine 21 cuts off and the acquisition winding steel wire strengthens composite plastic pipe through being cut under tractor 20 effects after the cooling of sizing shaping box 19 sizings again, sends through turning over pipe machine 22 again.
Fig. 2 is a gas-flow closure modular construction schematic representation 1.Comprise a pair of capping 24 that is loaded on the supporting elastic caoutchouc sealing that Steel Skeleton is arranged of core Guan Zhongyu core pipe that connects by steel wire 23.Air inlet and exhaust valve 25 is arranged in one of them capping.Inflate in the core pipe by air inlet and exhaust valve.
Fig. 3 is a gas-flow closure modular construction schematic representation 2.Comprise a pair of pressure bladder that contains gas charging valve 27 28 that connects by steel wire 26 in the core pipe that places.Being loaded on the gas tube that contains pore 29 in the air bag stretches out on the end of air bag air inlet and exhaust valve 30 is housed.Inflate in air bag by air inlet and exhaust valve.
Fig. 4 is structural representation Fig. 3 of gas-flow closure assembly.Comprise the capping 31 that is positioned at core pipe two ends and the sweat soldering of core pipe, bring the band jam pot cover lid 32 of outlet valve into.Inflate to the core pipe by air inlet and exhaust valve.
Fig. 5 is structural representation Fig. 4 of gas-flow closure assembly.Comprise two sealing plates 33 that are positioned at core pipe two ends and the sweat soldering of core pipe, air inlet and exhaust valve 34 is housed on one of them sealing plate.
Fig. 6 is structural representation Fig. 5 of gas-flow closure assembly.Comprise that two lay respectively at the externally threaded metal cover 35 that has that is connected with the core pipe thread in the core pipe two ends, are positioned at the elastic caoutchouc seal ring 36 between metal cover and core pipe opposing end surface.Air inlet and exhaust valve 37 is housed on one of them metal cover.
Fig. 7 is structural representation Fig. 6 of gas-flow closure assembly.Comprise inflation cloth bag 38, being positioned at has gas tube 39 1 ends of a plurality of pores to be connected on the wall of inflation cloth bag to inflate on the cloth bag and stretches out on the other end of cloth bag the quick release coupling 40 that cooperates with air pump is housed.During inflation, will inflate cloth bag and place in the core pipe, inwardly inflation gets final product.
Sequence number 41 among Fig. 2~Fig. 7 is the polymer core pipe.
Referring to Fig. 9, the worktable 42 that has the polymer core pipe of pair segmentation fixed length to carry out shutoff, inflation, sealing and welding in apparatus of the present invention, the core pipe pushes machine 43, heating equipment 44,46 integrated apparatuss 64.
Billy gate 45,46 is arranged in the worktable 42.Gas-flow closure assembly 8 and the electric heating fusing soldering welder 47 that seals core pipe end face shown in one of Fig. 2-Fig. 7 are housed on the billy gate 45.The electric heating fusing soldering welder 48 that is used for the butt joint of core pipe is housed on the billy gate 46.The card pipe box 49,50 of electric hot-melting machine is arranged respectively on the billy gate 45,46, and heating plate 51,52, core pipe be cutting ferrule 53,54 fixedly.The steel wire that the heated air circulation heater that the core tube-surface is heated 57 that cold wind wind blower 55 and circulating air generator 56 are arranged that is positioned at steel wire coiler is arranged in the heating equipment 44 and be contained in rotation divides the heating generator 59 on the silk device 58, by the 60 pairs of steel wire heating of annulus that contact with steel wire.The stabilizer that stable core pipe moving linearly is arranged in steel wire coiler---be contained in the stabilizing ring 61,62 in heater 42 and the branch silk device.After steel wire sizing eyelid retractor 63 is positioned at steel wire coiler.
Referring to Fig. 9, the polymer core pipe that is cut into a section fixed length is being long continuously core pipe by thermal fusion welding after by shutoff inflation successively, sealing on the worktable again, and sending in the steel wire coiler after the winding steel wire more successively in the quantity-produced mode becomes the inflation spiral and twine wire and strengthen composite plastic pipe through the compound die head of adhesive layer and compound outer die head.
Integrated apparatus 64 also can adopt the compound binding agent layer die head 66 of the compound binding agent that contains Bond runner 65 as shown in figure 10 and the compound outer die head 68 of the compound outer polymeric layer that contains outer layer copolymer runner 67 as shown in figure 11.Bond extruder 69, polymer-extruded machine 70 are communicated with Bond runner and outer layer copolymer runner in compound binding agent die head 66, the compound outer die head 68 respectively.A among Fig. 9, B, C represent A section pipe, B section pipe, C section pipe respectively.
Heating equipment can be included in heater 71 that in the steel wire coiler inner chamber core tube-surface is heated and the baking oven heater 73 to steel wire heating that steel wire passage 72 is arranged that is loaded on the steel wire coiler rear end as shown in figure 12.
Heating equipment also can comprise the heater 75,76 that the core tube-surface is heated that is arranged in steel wire coiler 74 front ends and inner chamber as shown in figure 13, is arranged in the heater 78,79 that the core tube-surface is heated of 74,77 of steel wire coilers and steel wire coiler 77 inner chambers.The heater 104 that has pair core pipe and Steel Wire Surface to heat at steel wire coiler 77 and 80 of outer integrated apparatuss.
Heating equipment also can comprise the heater 83,84 that the core tube-surface is heated that lays respectively at steel wire coiler 81,82 inner chambers as shown in figure 14.
Heating equipment also can comprise the heater 87,88 that the core tube-surface is heated that lays respectively at steel wire coiler 85,86 front ends and the two as shown in figure 15.
Figure 16,17 is the applicator schematic representation on the steel wire coiler that is loaded on rotation.Comprise housing 89, be the steel wire passage 90 of circle distribution, Bond storage cavity 91 with the Bond runner 92 of Bond storage cavity and steel wire channel connection, prevents the sealing cover 93 of Bond outflow.Be positioned at the gland 94 in the sealing.Bond hopper 95, heater 96.Heater 96 before start to the fusion of housing Bond, extract power supply when start is produced, keep the heat energy of molten afterwards and bring into, when steel wire passes through steel wire passage 90 by the steel wire that is heated by the steel wire heating device, bonded dose of coating, the steel wire that is coated with Bond is twined the core pipe by the steel wire coiler effect.There is this cover coating mechanism can save to extrude and produces the coating mechanism of back steel wire.
Embodiment 2:
Figure 18 has provided the inflation of the embodiment of the invention 2 and has made the device that spiral wire strengthens composite plastic pipe.Present embodiment 2 device basic with embodiment 1 with, not existing together is 45 extruders 97 at the oriented steel wire coated with adhesive in Hou Yitai helical winding machine rear end, composite membrane head 98. is for being with the outer tube extrusion die of heater.Inflation core pipe through helical winding machine coiling thereon steel wire strengthen body after extruder 97 is coated on Bond outer tube extrusion die composition polymer skin.45 extruders 100 that on core pipe extrusion die 99, have cooperation with it to communicate.
Embodiment 3:
Figure 19 is that the embodiment of the invention 3 is made the device that spiral wire strengthens composite plastic pipe.Present embodiment 3 devices are basic and embodiment 2 is same.Not existing together is the extruder 101 of the steel wire coated with adhesive on last the oriented core pipe of helical winding machine outlet end.Its method and embodiment 2 are together.
Embodiment 4:
Figure 20 is that the embodiment of the invention 4 is made the device that spiral wire strengthens composite plastic pipe.Present embodiment 4 devices are basic and embodiment 3 is same.Do not exist together is not have 45 extruders on the core pipe extrusion die 102.
Embodiment 5:
Figure 21 has provided the embodiment of the invention 5 inflations and has made the device that spiral wire strengthens composite plastic pipe.Present embodiment 5 is basic same with embodiment 1, and not existing together is that core pipe extrusion die is not have extruder on 103.

Claims (25)

1, the method of spiral wound steel wire reinforced composite plastic pipe is made in inflation, it is characterized in that comprising the tubing that the polymer core pipe of continuous extrusion is cut into a section fixed length, in the core pipe, charge into the gas of pressure and make it to become it shutoff sealing well-pressed, upright and outspoken shutoff sealing inflation core pipe, one section of shutoff sealing inflation core pipe is connect one section to be sent into steel wire coiler continuously or is that continuous long tube is sent into steel wire coiler left-handed and/or right hand helix is twined at least that layer of steel wire strengthens body in its periphery under propelling movement machine or tractor effect with the inflation core pipe welding of shutoff sealing, entering compound in the polymeric outer layer integrated apparatus again is sizing typing behind the composite pipe, cooling, and obtain spiral wound steel wire reinforced composite plastic pipe.
2, the method for spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 1, it is characterized in that at the core pipe not before the winding steel wire and/or before not entering compound die head forming cavity, core pipe and/or steel wire are heated, so that the surface active of core pipe and steel wire is compound in order to the fusion between steel wire and core pipe and Bond and outer layer copolymer.
3, the method for spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 2, the surface that it is characterized in that the polymer core pipe of continuous extrusion is the compound with it Bond or the blend of Bond and polymer, to itself and/or steel wire heating the time, the heating steel wire imbeds the core tube-surface, is beneficial to uniform winding, steel wire and core pipe and outer layer copolymer firmly compound of steel wire.
4, the method for spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 2, it is characterized in that winding steel wire is not preceding at the surface-coated Bond of steel wire or the blend of Bond and polymer, behind heating steel wire and the core tube-surface, extrude the composition polymer skin and become composite pipe at the core tube-surface of winding steel wire.
5, the method for spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 4, it is characterized in that steel wire is heated after, apply mechanism and be coated with Bond through being loaded on steel wire on the steel wire coiler.
6, make the method for spiral wound steel wire reinforced composite plastic pipe according to the described inflation of one of claim 2~5, it is characterized in that adopting the Stetch Wrapping Machine steel wire that is installed in rotation to divide the heating equipment on the silk device excircle to divide the steel wire heating of passing through on the silk device to the steel wire of rotation, compound in order to steel wire to the fusion of the embedding winding of core pipe and Bond and polymeric outer layer and steel wire and core tube-surface.
7, make the method for spiral wound steel wire reinforced composite plastic pipe according to the described inflation of one of claim 1~5, inflation core pipe its external diameter behind compound binding agent and polymeric outer layer that it is characterized in that being wound with steel wire is loaded on the calibration sleeve polishing sizing in the sizing shaping box, in case constant temperature or heat after, sprayed cold water or blast-cold but air cooling be fixed to composite pipe.
8, the method that spiral wound steel wire strengthens composite plastic tubing is made in inflation according to claim 6, inflation core pipe its external diameter behind compound binding agent and polymeric outer layer that it is characterized in that being wound with steel wire is loaded on the calibration sleeve polishing sizing in the sizing shaping box, in case constant temperature or heat after, sprayed cold water or blast-cold but air cooling be fixed to composite pipe.
9, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 1, comprise core pipe extruder, cutting machine, to the worktable of the polymer core pipe shutoff of segmentation fixed length, inflation, sealing, welding, the core pipe pushes machine or tractor, at least one steel wire coiler, extruder, integrated apparatus, sizing shaping box, cutting machine.
10, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that the core pipe pushes between machine and steel wire coiler, is respectively arranged with the heating equipment that steel wire and/or core pipe are heated on the integrated apparatus.
11, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 10, it is characterized in that heating equipment is hot-air oven or infrared heater or quartz tube heater.
12, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 10, it is characterized in that the heating equipment of steel wire is contained on the steel wire coiler branch silk device excircle of rotation.
13, the device that spiral wound steel wire strengthens composite plastic tubing is made in inflation according to claim 12, it is characterized in that heating equipment is hot-air oven or infrared heater or quartz tube heater or the heating generator that will contact the annulus heating that forms closed loop with steel wire.
14, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 10, it is characterized in that behind the steel wire heating device, having the applicator of the blend of pair Steel Wire Surface coated with adhesive or Bond and polymer, comprise housing, the steel wire passage that is circle distribution, the Bond storage cavity, the hopper that communicates with the Bond storage cavity with the Bond runner of Bond storage cavity and steel wire channel connection, prevents the sealing cover of Bond outflow.
15, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that integrated apparatus is the compound die head that has at the forming cavity of the forming cavity of the blend layer of the core tube-surface compound binding agent layer that twines steel wire or Bond and polymer and compound outer polymeric layer.
16, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that integrated apparatus comprises the compound die head and the compound die head with forming cavity of compound outer field polymeric layer that has at the forming cavity of the core tube-surface compound binding agent layer that twines steel wire or Bond and mixture of polymers layer.
17, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that having the stabilizer of the stable core pipe moving linearly of the heating equipment that is arranged in the forward and backward and/or steel wire coiler inner chamber of steel wire coiler.
18, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that having in the worktable core pipe gas-flow closure assembly.
19, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 18, it is characterized in that core pipe gas-flow closure assembly comprises that a pair of elastic caoutchouc Steel Skeleton and the sealing of core pipe orifice that has that links to each other by steel wire seals capping, is equipped with the intake and exhaust air valve in the capping.
20, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 18, it is characterized in that core pipe gas-flow closure assembly comprises the capping that is tightly connected with core pipe both ends of the surface and/or endoporus respectively of using that the polymer material identical with the core pipe make, is equipped with air inlet and exhaust valve at least one capping.
21, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 18, it is characterized in that core pipe gas tube black box comprises a pair of pressure bladder with the steel wire connection that is positioned at the core pipe, air inlet and exhaust valve is housed on the pressure bladder, and the gas tube that contains pore that is contained in the pressure bladder is connected with air inlet and exhaust valve.
22, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 18, it is characterized in that core pipe gas-flow closure assembly comprises a pair of capping that core pipe two ends are connected with the core pipe thread that is positioned at, be embedded in the elastic caoutchouc seal ring that capping and core pore joining portion seal, be contained in the air inlet and exhaust valve in the capping.
23, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 18, it is characterized in that core pipe gas-flow closure assembly comprises the inflation cloth bag, being positioned at has the gas tube of a plurality of pores, gas tube one end to be connected on the cloth bag and stretches out on the other end of cloth bag the quick release coupling that cooperates with air pump is arranged on the wall of inflation cloth bag.
24, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that having in the worktable polymer core pipe of pair segmentation fixed length to carry out hot-melting machine or the electric hot-melting machine that welding is connected to continuous long tube.
25, the device of spiral wound steel wire reinforced composite plastic pipe is made in inflation according to claim 9, it is characterized in that in the sizing shaping box calibration sleeve being arranged.
CNB021333971A 2002-07-02 2002-07-02 Inflating making process and apparatus of spiral wound steel wire reinforced composite plastic pipe Expired - Fee Related CN100421910C (en)

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CN110538916A (en) * 2019-09-04 2019-12-06 长春近江汽车零部件有限公司 Water expansion forming process for pipe fitting for automobile engine
CN111070519A (en) * 2019-12-23 2020-04-28 成都易合元科技有限公司 Flexible expansion device and manufacturing method thereof
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CN102350806B (en) * 2011-09-27 2013-03-20 江苏双腾管业有限公司 Pipe material heating device
CN103722733A (en) * 2013-12-11 2014-04-16 哈尔滨朗格斯特节能科技有限公司 Prefabricated directly buried insulating pipe sprayed cooling water preventing plugging cover and sprayed cooling water preventing method
CN103722733B (en) * 2013-12-11 2016-06-01 哈尔滨朗格斯特节能科技有限公司 Prefabricated direct-buried thermal insulation pipe chilling spray waterproof blocking lid and spraying cooling waterproof method
CN106863835B (en) * 2017-01-11 2019-05-28 北京汽车集团有限公司 The forming method of hollow vehicle component and hollow vehicle component and automobile
CN106863835A (en) * 2017-01-11 2017-06-20 北京汽车集团有限公司 The forming method of hollow vehicle component and hollow vehicle component and automobile
US10994501B2 (en) 2017-01-11 2021-05-04 Beijing Automotive Group Co. Ltd. Method for molding hollow vehicle part, hollow vehicle part and automobile
CN107019139A (en) * 2017-03-28 2017-08-08 南昌大学 A kind of typical local food drying/tasty all-in-one
CN107283783A (en) * 2017-07-06 2017-10-24 四川金石东方新材料设备股份有限公司 Silk material reinforced composite pipe material production method and production line and its traction tube assembly
CN110538916A (en) * 2019-09-04 2019-12-06 长春近江汽车零部件有限公司 Water expansion forming process for pipe fitting for automobile engine
CN111070519A (en) * 2019-12-23 2020-04-28 成都易合元科技有限公司 Flexible expansion device and manufacturing method thereof
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CN116274757B (en) * 2023-04-17 2023-10-17 和峻(广州)胶管有限公司 High-speed production control system for steel wire winding pipe

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