CN105088946A - Manufacturing method for steel wire inhaul cable with polyurea protective materials on outer layer - Google Patents
Manufacturing method for steel wire inhaul cable with polyurea protective materials on outer layer Download PDFInfo
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- CN105088946A CN105088946A CN201510084105.4A CN201510084105A CN105088946A CN 105088946 A CN105088946 A CN 105088946A CN 201510084105 A CN201510084105 A CN 201510084105A CN 105088946 A CN105088946 A CN 105088946A
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- polyurea
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- digging line
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Abstract
The invention relates to a manufacturing method for a steel wire inhaul cable with polyurea protective materials on the outer layer. The manufacturing method includes the steps that after steel wires are pretreated, steel wire combinations are molded through drying, coiling, wire dividing and coalescence, the outermost layers of the n steel wire combinations are coated with a polyurea protective coating I through the polyurea material extrusion coating work procedure I; steel wire inhaul cable bodies Ia or IIa with the polyurea protective materials on the outer layers are formed, wherein the n is larger than or equal to 1; then the steel wire inhaul cable bodies Ia or IIa are shaped through wrapping and packaging, and steel wire inhaul cable bodies Ia0 and IIa0 with the polyurea protective materials on the outer layers are formed; the manufactured steel wire inhaul cable bodies with the polyurea protective materials on the outer layers form the steel wire inhaul cable which has multiple protection layers and is provided with the polyurea protective materials on the outer layer through one or more of the PE sleeve extrusion molding working procedures I and II and polyurea material extrusion coating working procedures II and III. The steel wire inhaul cable which is manufactured with the method and provided with the polyurea protective coatings is compact in structure and antiseptic, reduces shocks, and is good in skid resistance and abrasive resistance and long in service life.
Description
Technical field
The present invention relates to a kind of preparation method of drag-line, particularly a kind of skin has the preparation method of the wire digging line of polyurea protection material.
Background technology
Compressor wire drag-line is the stressed member of a kind of key in bridge construction, requires to have higher anti-corrosive durability; Current prestressing force bridge wire digging line is manufactured with reference to standard GB/T/T18365-2001 " cable stayed bridge hot extruded polyethylene high tensile steel wire drag-line technical condition " usually.
The corrosion of compressor wire is the stress corrosion (belonging to couple corrosion category) under stress and corrosion compound action, and be characterized in first forming crackle in metal inside, internal fissure just forms stress after occurring and concentrates, and accelerates the development of crackle, and then produces heavy corrosion.Anticorrosion plating (painting) the layer steel of compressor wire are always on active service under the condition of corrosive medium, by the kind of topping, can be divided into on-metallic protective coating (being called coating), chemical coating and coat of metal (being called coating) three class.1, the nonmetallic coating of nonmetal protective coating prestressing steel mainly contains plastics, epoxy resin and anticorrosion grease three kinds at present, but the anti-aging problem of nonmetallic coating not yet solves, and its mechanical property is much lower compared with the coat of metal.Therefore, range of application is restricted.2, chemical coating is by chemical method, forms topping in metal surface, as the passivation of zinc layers, the oxidation of aluminium lamination, the phosphatization etc. of iron-based.Such topping is not often as single steel topping, but annexs with the coat of metal and use.3, metal coating coating is in couple corrosion, and first the metal being in anode is dissolved, and plates with the metal sprinkled compared with ironwork, as zinc, aluminium etc. in Steel Wire Surface for this reason.In the environment of corrosive medium, making zinc first be protected iron-based by dissolving, being called that anode coating is protected.Because zinc-plated (or Zn-Al alloy) exists " hydrogen embrittlement " phenomenon, reduce the strength grade of steel wire, always controversial.Therefore compressor wire anticorrosion is the significant problem to closing bridge engineering quality life-span, must strengthen truly feasible anti-corrosion measure, the massive losses brought to reduce compressor wire to lose efficacy in advance because corrosion causes for prestressing force steel wire.
Polyurea materials reacts by isocyanate component and amino-compound component a kind of elastomer substances generated, and is divided into pure polyureas and half polyureas, and the most basic characteristic of polyureas is exactly anticorrosion, waterproof, wear-resisting etc., is mostly used in space industry at present.
Therefore, how to be applied in the protection of wire digging line by polyurea materials, making a kind of wire digging line with polyurea protection material is the technical barrier that prestressing technique drag-line technical field people are badly in need of solving at present.
Summary of the invention
A kind of skin is the object of the present invention is to provide to have the preparation method of the wire digging line of polyurea protection material, produce the wire digging line that a kind of skin has polyurea protection material, this skin has the wire digging line of polyurea protection material to utilize the excellent properties of polyurea materials, greatly can improve anticorrosion, the damping of wire digging line, cling property, postpone drag-line application life, to solve the problems referred to above that prior art exists.
For solving the problem, the technical solution used in the present invention is: a kind of skin has the preparation method of the wire digging line of polyurea protection material, described steel wire comprises and is attached with epoxy coating through pretreated bright steel wire or in the periphery of bright steel wire, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or the anticorrosion steel wire of coating: it is characterized in that: this skin has the preparation method of the wire digging line of polyurea protection material to be by through pretreated n root bright steel wire or be attached with epoxy coating in the periphery of bright steel wire, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or the anticorrosion steel wire of coating are through dry, one-tenth dish, sub-wire, after coalescence is molded into steel wire combination body, by steel wire combination body again by polyurea materials coating operation I: make steel wire combination body wire digging line outer surface adhere to polyurea coating, the skin that the skin being formed in n root bright steel wire assembly is coated with one deck polyurea protection coating has wire digging line I a of polyurea protection material, or wire digging line II a of polyurea protection material is had at the skin that the steel wire combination volume surrounding of the anticorrosion steel wire of n root is coated with one deck polyurea protection coating,
Its key step comprises:
A: carry out pretreatment to steel wire and make qualified steel wire: ordinary steel wire or high tensile steel wire are made into qualified steel wire after pretreatment, comprises bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating in the periphery of bright steel wire; Below be referred to as pretreated steel wire or steel wire;
B: dry: to carry out heat drying to pretreated steel wire, removes surface moisture;
C: one-tenth dish: qualified steel wire carries out constant speed traction through caterpillar tractor, enters in the streamline of wire digging line strand system;
D: sub-wire: be placed on several draw drums respectively by several one-tenth dishes steel wire well, steel wire traction go out by draw drum and penetrates a point guide frame, point guide frame has the hole corresponding to steel wire hexagonal array, enters in the disk storage line of wire digging line strand streamline processed;
E: coalescence is molded into steel wire combination body: by the steel wire after sub-wire by many composing types device shaping for steel wire coalescence; Each shaped device is made up of 2 groups of 3 rolling wheels being mutually 120o angle; By regulating relative position and the thrust of each rolling wheel, make some steel wire strand integers be regular hexagon, in strand, each steel wire abuts against each other;
F: polyurea materials coating operation I: by the steel wire combination body of wire digging line one of in the following manner:
1. Extrusion Coating: steel wire combination body passes through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on steel wire combination body;
3. pumping painting is soaked: steel wire combination body is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on steel wire combination body;
The steel wire combination outer circumferential surface of wire digging line is made to adhere to one deck polyurea coating; The skin being formed in n root bright steel wire assembly has the skin of polyurea protection material to have wire digging line I a of polyurea protection material; Or have the skin of polyurea protection material to have wire digging line II a of polyurea protection material at the steel wire combination volume surrounding of the anticorrosion steel wire of n root; 1≤n≤1500.
Its further technical scheme is: the skin produced through steps A-F is had wire digging line I a, II a of polyurea protection material again through being wrapped operation, the one deck that is wrapped in the periphery of steel wire combination body is wrapped band, forms outer wire digging line I a0, II a0 that have polyurea protection material.
One of further: the one deck that is wrapped the periphery at steel wire combination body is wrapped and is with the skin formed to have wire digging line I a0, II a0 of polyurea protection material again through H: polyurea materials coating operation II: namely: in the following manner:
1. Extrusion Coating: wire digging line I a0, II a0 pass through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0, II a0;
3. pumping painting is soaked: wire digging line I a0, II a0 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0, II a0;
The skin of steel wire combination body there is is be wrapped the skin of band to have wire digging line I a0, the II a0 outer surface attachment polyurea coating II of polyurea protection material, form outer wire digging line I a0b, II a0b that have polyurea protection material.
Its again further technical scheme be: the wire digging line skin that above-mentioned each scheme is produced being had a polyurea protection material overlaps extrusion molding operation I by I1:PE again or overlaps extrusion molding operation I by I1:PE successively and I2:PE overlaps extrusion molding operation II; Being made into skin has the skin be made up of HDPE sheath to have the wire digging line of polyurea protection material, or the skin that forms of the double-deck HDPE sheath be made up of internal layer HDPE sheath and outer HDPE sheath has the wire digging line of polyurea protection material, comprising:
1. wire digging line I a of polyurea protection material or skin is had by skin to have wire digging line II a of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Be made into outer wire digging line I a2, II a2 that are had polyurea protection material by the skin be made up of HDPE sheath by wire digging line I a1, II a1 of polyurea protection material or the skin be made up of the double-deck HDPE sheath be made up of internal layer HDPE sheath and outer HDPE sheath.
2. wire digging line I a0, II a0 of polyurea protection material is had by skin to overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Be made into wire digging line I a02, II a02 that wire digging line I a01, II a01 that skin has the skin be made up of individual layer HDPE sheath to have polyurea protection material or the skin having double-deck HDPE sheath to form have polyurea protection material.
3. outer have wire digging line I a0b, II a0b of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Be made into skin have the skin be made up of individual layer HDPE sheath to have wire digging line I a0b1, II a0b1 of polyurea protection material or have the skin be made up of double-deck HDPE sheath to have wire digging line I a0b2, II a0b2 of polyurea protection material.
Its more further technical scheme be: will
above-mentionedits skin skin of having individual layer HDPE sheath to form that further technical scheme makes again has the wire digging line of polyurea protection material, or the skin having double-deck HDPE sheath to form has polyurea protection material
respectivelywire digging line is again through J: polyurea materials coating operation III; polyurea materials polyurea materials be coated in the skin of drag-line individual layer HDPE sheath or there is the outer HDPE sheath skin of double-deck HDPE sheath, being formed in individual layer HDPE sheath outer HDPE sheath skin that is outer or double-deck HDPE sheath and applying one deck polyurea protection coating III, there is the wire digging line that the skin of multiple protective structure has polyurea protection material.
Comprise:
1. wire digging line I a1, II a1 of polyurea protection material or skin is had by skin to have wire digging line I a2, II a2 of polyurea protection material again through J: polyurea materials Extrusion Coating operation III: J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I a2 or II a2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a1, II a1, I a2 or II a2;
3. pumping painting is soaked: wire digging line I a1, II a1, I a2 or II a2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a1, II a1, I a2 or II a2;
Polyurea materials is coated in the skin of drag-line individual layer HDPE sheath or the skin of double-deck HDPE sheath, is formed in wire digging line I a1c, II a1c, I a2c or II a2c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material.
2. wire digging line I a01, II a01 of polyurea protection material or skin is had by skin to have wire digging line I a02, II a02 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a01, II a01, I a02 or II a02 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a01, II a01, I a02 or II a02;
3. pumping painting is soaked: wire digging line I a01, II a01, I a02 or II a02 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a01, II a01, I a02 or II a02;
Skin polyurea materials being coated in drag-line individual layer HDPE sheath or the outer HDPE sheath with double-deck HDPE sheath outer, be formed in wire digging line I a01c, II a01c, I a02c or II a02c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material.
3. wire digging line I a0b1, II a0b1 of polyurea protection material or skin is had by skin to have wire digging line I a0b2, II a0b2 of polyurea protection material again through J: polyurea materials coating operation III, namely one of in the following manner:
1. Extrusion Coating: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
3. pumping painting is soaked: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
Skin polyurea materials being coated in drag-line individual layer HDPE sheath or the outer HDPE sheath with double-deck HDPE sheath outer, be formed in wire digging line I a0b1c, II a0b1c, I a0b2c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material
oriI a0b2c.
A kind of skin of the present invention has in the preparation method of the wire digging line of polyurea protection material, and described polyurea materials is pure polyurea materials or half polyurea materials.
Owing to taking above technical scheme, a kind of skin of the present invention has the preparation method of the wire digging line of polyurea protection material to solve how to be applied in the protection of wire digging line by polyurea materials, make the technical barrier of the wire digging line of band polyurea protection coating, the skin produced has the wire digging line of polyurea protection material to have following characteristics and beneficial effect, has good economic benefit.
1. greatly can improve anticorrosion, the damping of wire digging line, cling property, postpone drag-line application life:
The skin produced due to the present invention has the wire digging line of polyurea protection material to be the steel wire combination body be made up of many steel wires, described steel wire or single bright steel wire or be attached with epoxy coating in the periphery of single bright steel wire, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or the anticorrosion steel wire of coating, it is coated with one deck polyurea protection coating I at the outermost layer of steel wire combination body, form outer wire digging line I a or II a that have polyurea protection material, one is had to be wrapped band at the outermost layer of wire digging line I a or II a, form outer wire digging line I a0 having polyurea protection material, II a0, be coated with polyurea protection coating II at the skin of the band that is wrapped of wire digging line I a0, II a0, form outer wire digging line I a0b, II a0b that have polyurea protection material, above-mentioned various wire digging line skin or have individual layer or double-deck HDPE sheath, or be also coated with at the skin of individual layer or double-deck HDPE sheath the wire digging line that skin that one deck polyurea protection coating III formation has a multiple protective has polyurea protection material, because polyurea materials has excellent abrasion resistance, impact resistance and damping property, be coated on the Steel Wire Surface of wire digging line matrix, its coating is continuous, fine and close, can accomplish without seam, free of pinholes, moisture content in isolated air and the infiltration of oxygen, the epoxy coating that steel wire and Steel Wire Surface can be protected to be attached with, plastic coating or anticorrosion grease coating are not easily aging, the easy loss of galvanizing coating can be slowed down, be subject to the impact of the local defects such as pin hole, greatly improve the antiseptic power of such wire digging line, and increase its anti-wear performance, extend the application life of wire digging line, simultaneously polyurea materials has excellent tensile strength, the characteristic such as ageing-resistant, wear-resistant, the damage caused because constructing operation is improper in the manufacturing and installation process can be reduced, not easily produce cracking, obscission, greatly improve the antiseptic power of wire digging line, increase the service life.
2. between compact conformation, steel wire, frictional force is large, strengthens its cling property, and fatigue resistance improves:
The skin of the present invention has the steel wire outmost surface of the wire digging line of polyurea protection material to be coated with polyurea materials, because polyurea materials has the physical property of high abrasion, therefore, polyurea coating need not be very thick, when they are formed presstressed reinforcing steel, can in regular hexagon or the arrangement of unfilled corner Hexagonal close or the arrangement of other forms between each steel wire, compact conformation, the frictional force of wire digging line can be strengthened, strengthen its cling property; More be conducive to using under the operating mode of Sarasota both sides by out-of-balance force at bridge cable.
3. the inventive method can improve the performance of existing coating or coating wire, thus also greatly improves the antiseptic power of wire digging line, and increases its abrasion resistance, extends the application life of wire digging line.
4. preparation method is reasonable, solves and how to be applied in the protection of wire digging line by polyurea materials, make a kind of technical barrier of the wire digging line with polyurea protection coating;
Mode at present for brushing polyureas is that manual brushing and equipment spray, the scope of application is broader place operation, because the external form profile of steel wire is less, manual brushing easily produces and brushes evenly uneven and sagging phenomenon, and conventional equipment spraying equipment is larger, projected area is comparatively large, and comparatively large to the waste of spraying individual wire polyurea materials, more than 90% waste of material falls.Due to polyureas film forming speed quickly, if manual operations is improper, spraying is grasped and inaccurate is waited problems such as then easily causing coating became uneven, apparent out-of-flatness, aberration large.If construction experience lacks, select base treatment agent improper, when basic unit does not reach construction requirement, the phenomenon such as very easily cause polyurea coating foaming, pinprick, layering, bonding loosely.According to above painting way not foot phenomenon, polyurea materials by the concrete grammar of the coated form extruding or spray coating is by the inventive method: by wire digging line one of in the following manner:
1. Extrusion Coating: by steel wire and wire digging line respectively by the hot-extrudable polyurea materials of extrusion moulding type equipment; By extrusion moulding type equipment, polyurea materials particle good for proportioning is heated, polyurea materials is fully reacted under extrusion moulding type equipment molten condition, wire digging line is passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line; Emitted dose is controlled by machine nozzle, be extruded onto Steel Wire Surface uniformly, can effectively control polyureas thick layer, can according to the feature of steel wire small volume, specialized designs researches and develops spraying equipment that is ring-like or little hole nozzle, on the production line of streamline, even application is in Steel Wire Surface, reduces the waste rate of material;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line by pulling equipment, by outlet ring-type shaping structures after soaking; By pulling equipment drag-line, steel wire and wire digging line are immersed in carbamide paint, by outlet ring-type shaping structures after making it soak, can are evenly coated on wire digging line
;
4. machine painting way: polyurea materials is brushed on wire digging line by machine; Utilize machinery equipment automation brushing function that polyurea materials is evenly coated on steel wire and wire digging line.
In the market without the spraying method occurred by extrusion moulding type equipment Extrusion Coating, the spraying of ring-like or aperture, the mode of soaking pumping painting or machine brushing, the change of spraying method, the steel wire of small volume is not only controlled accurately to the thickness of polyureas, and stop the waste of material.
Below, the technical characteristic of the wire digging line of polyurea protection material is had to be further described to a kind of skin of the present invention in conjunction with the accompanying drawings and embodiments.
Accompanying drawing explanation
Fig. 1-1 ~ Fig. 1-10 is structural representations that the skin of the embodiment of the present invention one has the wire digging line of polyurea protection material:
Fig. 1-1: the skin be made up of bright steel wire has wire digging line I a of polyurea protection material;
Fig. 1-2: the skin with anticorrosion steel wire formation has wire digging line II a of polyurea protection material;
Fig. 1-3 ~ Fig. 1-4: the skin of steel wire combination body has the skin of an individual layer HDPE sheath formation to have wire digging line I a1, II a1 of polyurea protection material;
Fig. 1-5 ~ Fig. 1-6: the skin that the skin of steel wire combination body has double-layer polyethylene sheath to form has wire digging line I a2, II a2 of polyurea protection material;
The skin being coated with one deck polyurea protection coating III formation outside Fig. 1-7 ~ Fig. 1-8: individual layer HDPE sheath has wire digging line I a1c, II a1c of polyurea protection material;
Fig. 1-9 ~ Fig. 1-10: the outer skin being also coated with one deck polyurea protection coating III formation of outer HDPE sheath of double-deck HDPE cover has wire digging line I a2c, II a2c of polyurea protection material.
Fig. 2-1 ~ Fig. 2-10 is that the skin of the steel wire combination body of the embodiment of the present invention two has the skin of the band that is wrapped to have the structural representation of the wire digging line of polyurea protection material:
Fig. 2-1 ~ Fig. 2-2: skin has the skin of the band that is wrapped to have wire digging line I a0 of polyurea protection material, the structural representation of II a0;
Fig. 2-3 ~ Fig. 2-4: wire digging line I a0, II a0 skin have one individual layer HDPE sheath form skin have wire digging line I a01 of polyurea protection material, the structural representation of II a01;
The skin that Fig. 2-5 ~ Fig. 2-6: wire digging line I a0, II a0 skin has double-layer polyethylene sheath to form has wire digging line I a02 of polyurea protection material, the structural representation of II a02;
The skin being coated with one deck polyurea protection coating III formation outside Fig. 2-7 ~ Fig. 2-8: individual layer HDPE sheath has wire digging line I a01c of polyurea protection material, the structural representation of II a01c;
Fig. 2-9 ~ Fig. 2-10: the skin that the outer HDPE sheath skin of double-deck HDPE cover is also coated with one deck polyurea protection coating III formation has wire digging line I a02c of polyurea protection material, the structural representation of II a02c;
Fig. 3-1 ~ Fig. 3-10 is structural representations that the skin of the embodiment of the present invention three has the wire digging line of polyurea protection material:
Fig. 3-1 ~ Fig. 3-2: wire digging line I a0, II a0 are wrapped and are with the outer skin being coated with polyurea protection coating II b to have wire digging line I a0b of polyurea protection material, the structural representation of II a0b;
The skin that Fig. 3-3 ~ Fig. 3-4: wire digging line I a0b, II a0b skin has an individual layer HDPE sheath to form has wire digging line I a0b1 of polyurea protection material, the structural representation of II a0b1;
The skin that Fig. 3-5 ~ Fig. 3-6: wire digging line I a0b, II a0b skin has double-layer polyethylene sheath to form has wire digging line I a0b2 of polyurea protection material, the structural representation of II a0b2;
The skin being coated with one deck polyurea protection coating III formation outside Fig. 3-7 ~ Fig. 3-8: individual layer HDPE sheath has wire digging line I a0b1c of polyurea protection material, the structural representation of II a0b1c;
Fig. 3-9 ~ Fig. 3-10: the skin that the outer HDPE sheath skin of double-deck HDPE cover is also coated with one deck polyurea protection coating III formation has wire digging line I a0b2c of polyurea protection material, the structural representation of II a0b2c.
In figure:
The single bright steel wire of 1-; 2-surface attachment coating or coating; 5-is wrapped band; 6-internal layer HDPE sheath; The outer HDPE sheath of 7-;
31a-polyurea protection coating I; 31b-polyurea protection coating II; 31c-polyurea protection coating III;
81a-skin has wire digging line I a of polyurea protection material;
82a-skin has wire digging line II a of polyurea protection material;
81a1-skin has wire digging line I a1 of polyurea protection material;
82a1-skin has wire digging line II a1 of polyurea protection material;
81a2-skin has wire digging line I a2 of polyurea protection material;
82a2-skin has wire digging line II a2 of polyurea protection material;
81a1c-skin has wire digging line I a1c of polyurea protection material;
82a1c-skin has wire digging line II a1c of polyurea protection material;
81a2c-skin has wire digging line I a2c of polyurea protection material;
82a2c-skin has wire digging line II a2c of polyurea protection material.
81a0-skin has wire digging line I a0 of polyurea protection material;
82a0-skin has wire digging line II a0 of polyurea protection material;
81a01-skin has wire digging line I a01 of polyurea protection material;
82a01-skin has wire digging line II a01 of polyurea protection material;
81a02-skin has wire digging line I a02 of polyurea protection material;
82a02-skin has wire digging line II a02 of polyurea protection material;
81a01c-skin has wire digging line I a01c of polyurea protection material;
82a01c-skin has wire digging line II a01c of polyurea protection material;
81a02c-skin has wire digging line I a02c of polyurea protection material;
82a02c-skin has wire digging line II a02c of polyurea protection material.
81a0b-skin has wire digging line I a0b of polyurea protection material;
82a0b-skin has wire digging line II a0b of polyurea protection material;
81a0b1-skin has wire digging line I a0b1 of polyurea protection material;
82a0b1-skin has wire digging line II a0b1 of polyurea protection material;
81a0b2-skin has wire digging line I a0b2 of polyurea protection material;
82a0b2-skin has wire digging line II a0b2 of polyurea protection material;
81a0b1c-skin has wire digging line I a0b1c of polyurea protection material;
82a0b1c-skin has wire digging line II a0b1c of polyurea protection material;
81a0b2c-skin has wire digging line I a0b2c of polyurea protection material;
82a0b2c-skin has wire digging line II a0b2c of polyurea protection material.
Detailed description of the invention
A kind of skin of the present invention has the preparation method of the wire digging line of polyurea protection material, and described steel wire comprises through pretreated bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 in the periphery of bright steel wire 1; The key step of its preparation method comprises:
A: carry out pretreatment to steel wire and make qualified steel wire: ordinary steel wire or high tensile steel wire are made into qualified steel wire after pretreatment, comprises bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 in the periphery of bright steel wire 1; Below be referred to as pretreated qualified steel wire or steel wire;
B: dry: to carry out heat drying to pretreated steel wire, removes surface moisture;
C: one-tenth dish: qualified steel wire carries out constant speed traction through caterpillar tractor, enters in the streamline of wire digging line strand system;
D: sub-wire: be placed on several draw drums respectively by several one-tenth dishes steel wire well, steel wire traction go out by draw drum and penetrates a point guide frame, point guide frame has the hole corresponding to steel wire hexagonal array, enters in the disk storage line of wire digging line strand streamline processed;
E: coalescence is molded into steel wire combination body: by the steel wire after sub-wire by many composing types device shaping for steel wire coalescence; Each shaped device is made up of 2 groups of 3 rolling wheels being mutually 120o angle; By regulating relative position and the thrust of each rolling wheel, make some steel wire strand integers be regular hexagon, in strand, each steel wire abuts against each other;
F: polyurea materials coating operation I: by the steel wire combination body of wire digging line one of in the following manner:
1. Extrusion Coating: steel wire combination body passes through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on steel wire combination body;
3. pumping painting is soaked: steel wire combination body is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on steel wire combination body;
The steel wire combination outer circumferential surface of wire digging line is made to adhere to one deck polyurea coating;
G: be wrapped: wrapped with sizing binder; To improve the tensile strength of wire digging line, elongation per unit length and elastic restoration ratio further, ensure strand on wrapped in dish, transport and work progress, binding strap not easily produces fracture damage;
H: polyurea materials coating operation II: by the steel wire combination body of the wire digging line with the band that is wrapped one of in the following manner:
1. Extrusion Coating: with the steel wire combination body of the band that is wrapped by the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on steel wire combination body;
3. pumping painting is soaked: the steel wire combination body with the band that is wrapped is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated in being wrapped on the steel wire combination body of band;
I1:PE overlaps extrusion molding operation I: by extruding machine by high-density polyethylene plastics extrusion molding at hawser volume surrounding, form monolayer polyethylene sheath;
I2:PE overlaps extrusion molding operation II: had by high-density polyethylene plastics extrusion molding the wire digging line cable body of the band polyurea protection coating of individual layer HDPE sheath outer at skin by extruding machine, form outer HDPE sheath, form the wire digging line of the band polyurea protection coating with inside and outside two-layer HDPE sheath;
J: polyurea materials coating operation III: by the wire digging line with HDPE sheath one of in the following manner:
1. Extrusion Coating: the wire digging line with HDPE sheath passes through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials to the wire digging line with HDPE sheath;
3. pumping painting is soaked: the wire digging line with HDPE sheath is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: on the wire digging line utilizing machine brushing that polyurea materials is evenly coated in HDPE sheath; Drag-line individual layer HDPE sheath skin or to have the outer HDPE sheath of double-deck HDPE sheath outer, be formed in the wire digging line that individual layer HDPE sheath outer HDPE sheath skin that is outer or double-deck HDPE sheath is coated with the band polyurea protection coating of polyurea protection coating III.
A: pretreated step following (to make anticorrosion steel wire) is carried out to steel wire:
A1: close inspection is carried out to steel wire, the pollutants such as oil, fat, paint and its external surface does not have, are explained the deep bid to steel wire by draw drum;
A2: surfacing: adopt phosphoric acid and ultrasonic wave to process individual wire surface, remove the greasy dirt of Steel Wire Surface, dust, rusty stain, and evenly do not allow corrosion-prone grey phosphating coat at individual wire Surface Creation one deck;
A3: dry: to carry out heat drying to steel wire, removes surface moisture;
A4: coating: paint particles is adsorbed on Steel Wire Surface, makes surface attachment coating or the coating of Steel Wire Surface attachment band oxygen coating, galvanizing coating, plastic coating, the coat of metal, anticorrosion grease coating or oiliness wax;
A5: solidification: the individual wire after coating, through surperficial consolidation process, forms dense coating diaphragm separately on individual wire surface;
Make and be attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 through the pretreated periphery at bright steel wire 1;
For common bright steel wire, only need A1, A2 two step, carrying out pretreated method to steel wire is known technology, and step also can increase and decrease, and repeats no more herein.
In actual implementation process, after at least completing A ~ F step, need difference according to construction, whole operations of above-mentioned follow-up G, H, I, J can be adopted, also can select indivedual operations wherein, the skin with multiple protective layer being made into different structure has the wire digging line of polyurea protection material; Below introduce several conventional preparation method.
Embodiment one:
A kind of outermost layer at steel wire combination body is coated with the skin that one deck polyurea protection coating I forms the preparation method of the wire digging line of polyurea protection material:
Described steel wire comprises through pretreated bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 in the periphery of bright steel wire 1:
The present embodiment is coated with at the outermost layer of steel wire combination body skin that one deck polyurea protection coating I forms has the preparation method of the wire digging line of polyurea protection material to be by through pretreated 19 bright steel wires or be attached with epoxy coating in the periphery of bright steel wire 1, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 are through dry, one-tenth dish, sub-wire, after coalescence is molded into steel wire combination body, pass through F again: by steel wire combination body again by polyurea materials coating operation I, steel wire combination body wire digging line outer surface is made to adhere to polyurea coating, the skin that the skin being formed in 19 bright steel wire assemblys is coated with one deck polyurea protection coating has wire digging line I a (see Fig. 1-1) of polyurea protection material, or wire digging line II a (see Fig. 1-2) of polyurea protection material is had at the skin that the steel wire combination body outermost layer of 19 anticorrosion steel wires is coated with one deck polyurea protection coating, described polyurea protection coating is the polyurea protection coating that pure polyurea materials or half polyurea materials make.
Its key step comprises:
A: carry out pretreatment to steel wire and make qualified steel wire: ordinary steel wire or high tensile steel wire are made into qualified steel wire after pretreatment, comprises bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating 2 in the periphery of bright steel wire 1; Below be referred to as pretreated qualified steel wire or steel wire;
B: dry: to carry out heat drying to pretreated steel wire, removes surface moisture;
C: one-tenth dish: qualified steel wire carries out constant speed traction through caterpillar tractor, enters in the streamline of wire digging line strand system;
D: sub-wire: be placed on several draw drums respectively by several one-tenth dishes steel wire well, steel wire traction go out by draw drum and penetrates a point guide frame, point guide frame has the hole corresponding to steel wire hexagonal array, enters in the disk storage line of wire digging line strand streamline processed;
E: coalescence is molded into steel wire combination body: by the steel wire after sub-wire by many composing types device shaping for steel wire coalescence; Each shaped device is made up of 2 groups of 3 rolling wheels being mutually 120o angle; By regulating relative position and the thrust of each rolling wheel, make some steel wire strand integers be regular hexagon, in strand, each steel wire abuts against each other;
F: polyurea materials coating operation I: by the steel wire combination body of wire digging line one of in the following manner:
1. Extrusion Coating: steel wire combination body passes through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on steel wire combination body;
3. pumping painting is soaked: steel wire combination body is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on steel wire combination body;
The steel wire combination outer circumferential surface of wire digging line is made to adhere to one deck polyurea coating; The skin being formed in bright steel wire assembly has the skin of polyurea protection material to have wire digging line I a of polyurea protection material; Or have the skin of polyurea protection material to have wire digging line II a of polyurea protection material at the steel wire combination volume surrounding of anticorrosion steel wire.
One as the embodiment of the present invention converts, form skin to have the bright steel wire 1 of the wire digging line of polyurea protection material or have in bright steel wire surface attachment the radical n of the anticorrosion steel wire of coating or coating 2 can to increase or reduce according to actual needs, be at least 1, many be 7-685 root, the span of general n is: 1≤n≤1500
,in the invention process illustration be 19.
As another conversion of the embodiment of the present invention, wire digging line I a, II a of polyurea protection material is had by the skin produced through A-F to overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Being made into skin has the skin be made up of HDPE sheath 6 to have wire digging line I a1, II a1(of polyurea protection material see Fig. 1-3 ~ Fig. 1-4) or the skin be made up of the double-deck HDPE sheath be made up of internal layer HDPE sheath 6 and outer HDPE sheath 7 has wire digging line I a2, II a2(of polyurea protection material see Fig. 1-5 ~ Fig. 1-6).
As another conversion of the embodiment of the present invention, wire digging line I a1, II a1 of polyurea protection material or skin is had by skin to have wire digging line I a2, II a2 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I a2 or II a2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a1, II a1, I a2 or II a2;
3. pumping painting is soaked: wire digging line I a1, II a1, I a2 or II a2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a1, II a1, I a2 or II a2;
Skin polyurea materials being coated in drag-line individual layer HDPE sheath or the outer HDPE sheath with double-deck HDPE sheath outer, be formed in outermost layer and be coated with wire digging line I a1c, II a1c(that are coated with polyurea protection material of polyurea protection coating III see Fig. 1-7 ~ Fig. 1-8) and skin have wire digging line I a2c, II a2c(of polyurea protection material see Fig. 1-9 ~ Fig. 1-10).
Embodiment two:
The skin of the band that is wrapped is had to have the preparation method of the wire digging line of polyurea protection material at the skin of steel wire combination body:
The method is had by the skin that embodiment one makes wire digging line I a, II a of polyurea protection material to pass through G again: be wrapped operation, the one deck that is wrapped in the periphery of steel wire combination body is wrapped band 5, and forming outerly has wire digging line I a0, II a0(of polyurea protection material see Fig. 2-1, Fig. 2-2);
One as the embodiment of the present invention converts, the skin will produced through A-F, G operation has wire digging line I a0, II a0 of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Being made into skin has the outer skin having the monolayer polyethylene sheath 6 be made up of HDPE sheath 6 to form of the band that is wrapped of wire digging line I a0 of polyurea protection material, II a0 to have wire digging line I a01, II a01(of polyurea protection material see Fig. 2-3 ~ Fig. 2-4) or the skin be made up of the double-deck HDPE sheath be made up of internal layer HDPE sheath 6 and outer HDPE sheath 7 has wire digging line I a02, II a02(of polyurea protection material see Fig. 2-5 ~ Fig. 2-6).
As another conversion of the embodiment of the present invention, wire digging line I a01, II a01 that the skin with individual layer HDPE sheath 6 are had polyurea protection material or the skin with double-deck HDPE sheath have wire digging line I a02, II a02 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a01, II a01, I a02 or II a02 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a01, II a01, I a02 or II a02;
3. pumping painting is soaked: wire digging line I a01, II a01, I a02 or II a02 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a01, II a01, I a02 or II a02;
Polyurea materials be coated in the skin of drag-line individual layer HDPE sheath or have the outer HDPE sheath skin of double-deck HDPE sheath, being formed in the outer skin being also coated with one deck polyurea protection coating III 31c formation of individual layer HDPE sheath has wire digging line I a01c, II a01c(of polyurea protection material see Fig. 2-7 ~ Fig. 2-8) or the outer skin being coated with polyurea protection coating III 31c of the outer HDPE sheath of double-deck HDPE sheath has wire digging line I a02c, II a02c(of polyurea protection material see Fig. 2-9 ~ Fig. 2-10).
Embodiment three: the skin that the skin being wrapped band of wire digging line is coated with polyurea protection coating II has the preparation method of the wire digging line of polyurea protection material:
As shown in Fig. 3-1 ~ Fig. 3-2, the one deck that is wrapped in the periphery of steel wire combination body embodiment two produced skin that band 5 forms that is wrapped has wire digging line I a0, II a0 of polyurea protection material again through H: polyurea materials coating operation II, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a0, II a0 pass through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0, II a0;
3. pumping painting is soaked: wire digging line I a0, II a0 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0, II a0;
The skin of steel wire combination body there is is be wrapped the skin of band to have wire digging line I a0, II a0 outer surface attachment polyurea coating II 31b of polyurea protection material, form outer wire digging line I a0b, II a0b that have polyurea protection material.
One as the embodiment of the present invention converts, the skin will produced through A-F, G-H operation has wire digging line I a0, II a0 of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Being made into skin has the outer skin having the monolayer polyethylene sheath 6 be made up of HDPE sheath 6 to form of the band that is wrapped of wire digging line I a0b of polyurea protection material, II a0b to have wire digging line I a0b1, II a0b1(of polyurea protection material see Fig. 3-3 ~ Fig. 3-4) or the skin be made up of the double-deck HDPE sheath be made up of internal layer HDPE sheath 6 and outer HDPE sheath 7 has wire digging line I a0b2, II a0b2(of polyurea protection material see Fig. 3-5 ~ Fig. 3-6).
As another conversion of the embodiment of the present invention, wire digging line I a0b1, II a0b1 that the skin with individual layer HDPE sheath 6 are had polyurea protection material or the skin with double-deck HDPE sheath have wire digging line I a0b2, II a0b2 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
3. pumping painting is soaked: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
Polyurea materials be coated in the skin of drag-line individual layer HDPE sheath or have the outer HDPE sheath skin of double-deck HDPE sheath, being formed in the outer skin being also coated with one deck polyurea protection coating III 31c formation of individual layer HDPE sheath has wire digging line I a0b1c, II a0b1c(of polyurea protection material see Fig. 3-7 ~ Fig. 3-8) or the outer skin being coated with polyurea protection coating III 31c of the outer HDPE sheath of double-deck HDPE sheath has wire digging line I a0b2c, II a0b2c(of polyurea protection material see Fig. 3-9 ~ Fig. 3-10).
In various embodiments of the present invention, the polyurea materials of described polyurea protection coating is pure polyurea materials or half polyurea materials; Described pure polyurea materials or half polyurea materials gonosome react by isocyanates (A) component and hybrid resin (B) component the material generated; (A) component can be aromatic isocyanate, also can be aliphatic isocyanates; Can be isocyanate-monomer, polymer, the modification derivant of isocyanates, semi-prepolymer or prepolymer; (B) component must must not introduce hydroxy compounds by amine terminated polyether, amine terminated polyether, but allows the micro-hydroxylated material of non-fully ammonification in ammonifying process to exist; Can contain coating aid, these auxiliary agents allow containing hydroxyl.
Described pure polyurea materials or half polyurea materials comprise following three types:
1) aromatic polyureas, this polyureas utilizes aromatic isocyanate (as MDI, liquefied mdi, PAPI etc.) and amino-polyether, amino chain extender to react to form, and has intensity high, the advantages such as price is more reasonable, be useful in anticorrosion, wear-resisting etc. material protection.
2) aliphatic polyurea; this polyureas utilizes aliphatic isocyanates (tripolymer, HMDI, TMXDI etc. as HDI, HDI) and amino-polyether, alicyclic ring amine chain extender to react to prepare; there is color inhibition, good anti-corrosion property energy, excellent unfading etc.; for the decoration finish paint of outdoor architecture, the sealer of aromatic polyureas coating also can be used as.
3) Polyaspartic Polyurea, this polyureas utilizes aliphatic isocyanates and polyaspartic ester reaction preparation, and the reaction speed of coating is adjustable, and gel time can from a few minutes by several hours not etc.Can be used in HTHP impacting type hybird environment, there is not easily foaming in low-temperature setting, coating not yellowing, solidification process, can thick painting construct, to advantages such as the adhesive power of ground are good.
The selection of carbamide paint is determined according to the needs of construction, and involved carbamide paint can be polyurea waterproof coating material, polyurea anti-corrosion coating, polyureas damping coating, polyureas surface coating, polyureas subbing, polyureas filling paint, polyureas wear-resistant paint, polyureas antiskid coating etc.
These are all the well known materials can bought on the market.
In various embodiments of the present invention; it is the HDPE sheath made for high density polyethylene (HDPE); one as the embodiment of the present invention converts; described HDPE sheath also can be the PE sheath that adopts common low density polyethylene (LDPE), medium density polyethylene to make or other be suitable for making the sheath that the material such as rubber of bridge cable sheath for building etc. makes; these are all substitute equivalents, are also the protection domains of this patent.
Claims (10)
1. a skin has the preparation method of the wire digging line of polyurea protection material, described steel wire comprises and is attached with epoxy coating through pretreated bright steel wire or in the periphery of bright steel wire (1), galvanizing coating, plastic coating, anticorrosion grease coating, the anticorrosion steel wire of the surface attachment coating of oiliness wax or the coat of metal or coating (2): it is characterized in that: this skin has the preparation method of the wire digging line of polyurea protection material to be attached with epoxy coating by through pretreated n root bright steel wire or in the periphery of bright steel wire (1), galvanizing coating, plastic coating, anticorrosion grease coating, the anticorrosion steel wire of the surface attachment coating of oiliness wax or the coat of metal or coating (2) is through dry, one-tenth dish, sub-wire, after coalescence is molded into steel wire combination body, by steel wire combination body again by polyurea materials coating operation I, steel wire combination body wire digging line outer surface is made to adhere to polyurea coating, the skin that the outermost layer being formed in n root bright steel wire assembly is coated with one deck polyurea protection coating has wire digging line I a of polyurea protection material, or wire digging line II a of polyurea protection material is had at the skin that the steel wire combination body outermost layer of the anticorrosion steel wire of n root is coated with one deck polyurea protection coating,
Its key step comprises:
A: carry out pretreatment to steel wire and make qualified steel wire: ordinary steel wire or high tensile steel wire are made into qualified steel wire after pretreatment, comprises bright steel wire or is attached with the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or the anticorrosion steel wire of coating (2) in the periphery of bright steel wire (1); Below be referred to as pretreated steel wire or steel wire;
B: dry: to carry out heat drying to pretreated steel wire, removes surface moisture;
C: one-tenth dish: qualified steel wire carries out constant speed traction through caterpillar tractor, enters in the streamline of wire digging line strand system;
D: sub-wire: be placed on several draw drums respectively by several one-tenth dishes steel wire well, steel wire traction go out by draw drum and penetrates a point guide frame, point guide frame has the hole corresponding to steel wire hexagonal array, enters in the disk storage line of wire digging line strand streamline processed;
E: coalescence is molded into steel wire combination body: by the steel wire after sub-wire by many composing types device shaping for steel wire coalescence; Each shaped device is made up of 2 groups of 3 rolling wheels being mutually 120o angle; By regulating relative position and the thrust of each rolling wheel, make some steel wire strand integers be regular hexagon, in strand, each steel wire abuts against each other;
F: polyurea materials coating operation I: by the steel wire combination body of wire digging line one of in the following manner:
1. Extrusion Coating: steel wire combination body passes through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on steel wire combination body;
3. pumping painting is soaked: steel wire combination body is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on steel wire combination body;
The steel wire combination outer circumferential surface of wire digging line is made to adhere to one deck polyurea coating; The skin being formed in n root bright steel wire assembly has the skin of polyurea protection material to have wire digging line I a of polyurea protection material; Or have the skin of polyurea protection material to have wire digging line II a of polyurea protection material at the steel wire combination volume surrounding of the anticorrosion steel wire of n root; 1≤n≤1500.
2. a kind of skin according to claim 1 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: the method is that skin claim 1 made has wire digging line I a, II a of polyurea protection material to pass through G again: be wrapped operation, the one deck that is wrapped in the periphery of steel wire combination body is wrapped band (5), forms outer wire digging line I a0, II a0 that have polyurea protection material.
3. a kind of skin according to claim 2 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: the method is that the one deck that is wrapped in the periphery of steel wire combination body claim 2 made skin that band (5) forms that is wrapped has wire digging line I a0, II a0 of polyurea protection material again through H: polyurea materials coating operation II, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a0, II a0 pass through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0, II a0;
3. pumping painting is soaked: wire digging line I a0, II a0 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0, II a0;
The skin of steel wire combination body there is is be wrapped the skin of band to have wire digging line I a0, II a0 outer surface attachment polyurea coating II (31b) of polyurea protection material, form outer wire digging line I a0b, II a0b that have polyurea protection material.
4. a kind of skin according to claim 1 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: skin claim 1 made has wire digging line I a of polyurea protection material or skin to have wire digging line II a of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Wire digging line I a1, II a1 that the skin that being made into skin has individual layer HDPE sheath to form has polyurea protection material or the skin having double-deck HDPE sheath to form have wire digging line I a2, II a2 of polyurea protection material.
5. a kind of skin according to claim 2 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: it is that skin claim 2 made has wire digging line I a0, II a0 of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Wire digging line I a01, II a01 that the skin that being made into skin has individual layer HDPE sheath to form has polyurea protection material or the skin having double-deck HDPE sheath to form have wire digging line I a02, II a02 of polyurea protection material.
6. a kind of skin according to claim 3 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: it is that skin claim 3 made has wire digging line I a0b, II a0b of polyurea protection material overlap extrusion molding operation I through I1:PE again or overlap extrusion molding operation I and I2:PE cover extrusion molding operation II by I1:PE successively; Wire digging line I a0b1, II a0b1 that the skin that being made into skin has individual layer HDPE sheath to form has polyurea protection material or the skin having double-deck HDPE sheath to form have wire digging line I a0b2, II a0b2 of polyurea protection material.
7. a kind of skin according to claim 4 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: it is that skin claim 4 made has wire digging line I a1, II a1 of polyurea protection material or skin to have wire digging line I a2, II a2 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I a2 or II a2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a1, II a1, I a2 or II a2;
3. pumping painting is soaked: wire digging line I a1, II a1, I a2 or II a2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a1, II a1, I a2 or II a2;
Polyurea materials is coated in the skin of drag-line individual layer HDPE sheath or the skin of double-deck HDPE sheath, is formed in wire digging line I a1c, II a1c, I a2c or II a2c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material.
8. a kind of skin according to claim 5 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: it is that skin claim 5 made has wire digging line I a01, II a01 of polyurea protection material or skin to have wire digging line I a02, II a02 of polyurea protection material again through J: polyurea materials coating operation III: namely one of in the following manner:
1. Extrusion Coating: wire digging line I a01, II a01, I a02 or II a02 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a01, II a01, I a02 or II a02;
3. pumping painting is soaked: wire digging line I a01, II a01, I a02 or II a02 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a01, II a01, I a02 or II a02;
Skin polyurea materials being coated in drag-line individual layer HDPE sheath or the outer HDPE sheath with double-deck HDPE sheath outer, be formed in wire digging line I a01c, II a01c, I a02c or II a02c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material.
9. a kind of skin according to claim 6 has the preparation method of the wire digging line of polyurea protection material, it is characterized in that: it is that skin claim 6 made has wire digging line I a0b1, II a0b1 of polyurea protection material or skin to have wire digging line I a0b2, II a0b2 of polyurea protection material again through J: polyurea materials coating operation III, namely one of in the following manner:
1. Extrusion Coating: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are passed through the hot-extrudable polyurea materials of extrusion moulding type equipment;
2. spray: by equipment temperature-pressure, raw material nozzle place mixing after by lance ejection polyurea materials on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
3. pumping painting is soaked: wire digging line I a0b1, II a0b1, I a0b2 or II a0b2 are immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing to make polyurea materials evenly be coated on wire digging line I a0b1, II a0b1, I a0b2 or II a0b2;
Skin polyurea materials being coated in drag-line individual layer HDPE sheath or the outer HDPE sheath with double-deck HDPE sheath outer, be formed in wire digging line I a0b1c, II a0b1c, I a0b2c or II a0b2c that skin that outermost layer is coated with polyurea protection coating III has polyurea protection material.
10. there is the preparation method of the wire digging line of polyurea protection material according to a kind of skin in claim 1-9 described in any one, it is characterized in that: described polyurea materials is pure polyurea materials or half polyurea materials.
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| CN201510084105.4A CN105088946B (en) | 2014-05-13 | 2015-02-16 | The preparation method that a kind of outer layer has the wire digging line of polyurea protection material |
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| CN201510084105.4A CN105088946B (en) | 2014-05-13 | 2015-02-16 | The preparation method that a kind of outer layer has the wire digging line of polyurea protection material |
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| CN105088946B CN105088946B (en) | 2017-10-03 |
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| CN201520302791.3U Active CN204753387U (en) | 2014-05-13 | 2015-05-12 | Skin has polyurea protective material's steel wire cable |
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Cited By (1)
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| CN105862592A (en) * | 2016-04-13 | 2016-08-17 | 江苏法尔胜缆索有限公司 | Manufacturing method of hot extrusion polyethylene zinc-aluminum alloy coating steel wire cable |
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| CN105088946B (en) | 2017-10-03 |
| CN204753387U (en) | 2015-11-11 |
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