CN105088944A - Manufacturing method for steel wire inhaul cable with polyurea protective coatings - Google Patents
Manufacturing method for steel wire inhaul cable with polyurea protective coatings Download PDFInfo
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- CN105088944A CN105088944A CN201510083389.5A CN201510083389A CN105088944A CN 105088944 A CN105088944 A CN 105088944A CN 201510083389 A CN201510083389 A CN 201510083389A CN 105088944 A CN105088944 A CN 105088944A
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- coating
- protection coating
- digging line
- wire
- polyurea protection
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/02—Machine details; Auxiliary devices
- D07B7/14—Machine details; Auxiliary devices for coating or wrapping ropes, cables, or component strands thereof
- D07B7/145—Coating or filling-up interstices
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2015—Construction industries
- D07B2501/203—Bridges
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- Ropes Or Cables (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a manufacturing method for a steel wire inhaul cable with polyurea protective coatings. The manufacturing method includes the steps that after steel wires are pretreated and dried, the single bright steel wire or a coating or clad layer attached to the single bright steel wire is coated with a polyurea material in manners of extrusion coating, spraying, soaking extraction coating and machine brushing, and the steel wires with the polyurea protective coatings are formed; a steel wire combination composed of the steel wires with the polyurea protective coatings is formed by the steel wires with the polyurea protective coatings through the steps of coiling, wire dividing and coalescence, and the steel wire inhaul cable Ia or IIa with the polyurea protective coatings is accordingly formed; on the basis of the steel wire inhaul cable of the two structures, the steel wire inhaul cable which has multiple protection layers and is provided with the polyurea protective coatings is formed through one or more of the wrapping and packaging molding working procedure, PE sleeve extrusion molding working procedures I and II, polyurea material coating working procedures II, III, IV and the like. 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.
Description
Technical field
The present invention relates to a kind of preparation method of wire digging line, particularly a kind of preparation method of the wire digging line with protective coating.
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, the wire digging line making a kind of steel wire with polyurea protection coating and band polyurea protection coating is the technical barrier that prestressing technique drag-line technical field people are badly in need of solving at present.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of the wire digging line with polyurea protection coating, produce the wire digging line of band polyurea protection coating, the wire digging line of this band polyurea protection coating utilizes 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 preparation method of the wire digging line with polyurea protection coating, it is characterized in that: it is that the steel wire of band polyurea protection coating is formed through sub-wire, coalescence step the steel wire combination body be made up of the steel wire of n root band polyurea protection coating, thus form wire digging line I a of band polyurea protection coating or wire digging line II a of band polyurea protection coating; Its concrete steps comprise: the steel wire of A, making band polyurea protection coating; B, sub-wire; C, coalescence are shaping; Its committed step is: the steel wire of A, making band polyurea protection coating; The step of the steel wire of described steps A, making band polyurea protection coating is:
A1: pretreatment, drying are carried out to steel wire;
A2: preservative treatment;
A3: one-tenth dish, packaging;
Described A2 preservative treatment operation be by polyurea materials by the surface attachment coating of Extrusion Coating, spraying, immersion pumping painting or machine brushing form is coated on single bright steel wire or individual wire surface attachment has epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or coating, form the steel wire of band polyurea protection coating;
The steel wire of the steel wire of this band polyurea protection coating or the band polyurea protection coating be made up of single bright steel wire and the polyurea protection coating I that is coated in single bright steel wire periphery;
The steel wire of this band polyurea protection coating or the steel wire with the band polyurea protection coating of compound protective coating be made up of the compound protective coating outside single bright steel wire and single bright steel wire, described compound protective coating is the surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal be attached with in the periphery of single bright steel wire or coating and is coated in the compound protective coating that the polyurea protection coating I on surface attachment coating or coating formed jointly;
In A, the steel wire step making band polyurea protection coating: by the concrete grammar that polyurea materials is applied by Extrusion Coating, spraying, immersion pumping painting or machine brushing form be:
By single bright steel wire or be attached with the individual wire of diaphragm-namely have epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the surface attachment coating of the coat of metal or the steel wire of coating in individual wire surface attachment; hereinafter referred to as steel wire; by polyurea materials coating operation I, namely one of in the following manner:
1. Extrusion Coating: steel wire 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;
3. pumping painting is soaked: steel wire is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing that polyurea materials is evenly coated on steel wire;
Make the epoxy coating that the surface of single bright steel wire applies one deck polyurea protection coating I or has in the individual wire surface attachment being attached with diaphragm, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or coating apply one deck polyurea protection coating I again, form the steel wire of the band polyurea protection coating be made up of single bright steel wire and the polyurea protection coating I that is coated in single bright steel wire periphery, or the steel wire with the band polyurea protection coating of compound protective coating to be made up of the compound protective coating outside single bright steel wire and single bright steel wire, described polyurea materials is pure polyureas or half polyurea materials, and n is more than or equal to the integer that 1 is less than or equal to 1500.
Its further technical scheme is: wire digging line II a of wire digging line I a or band polyurea protection coating that the steel wire combination body be made up of n root steel wire are formed band polyurea protection coating is again through D: polyurea materials coating operation II, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a or II a 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 wire digging line I a or II a;
3. pumping painting is soaked: wire digging line I a or II a 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 wire digging line I a or II a;
Make the outer surface of the wire digging line II a steel wire combination body of wire digging line I a of band polyurea protection coating or band polyurea protection coating adhere to one deck polyurea protection coating II again and form wire digging line I b of band polyurea protection coating or wire digging line II b of band polyurea protection coating, n is more than or equal to the integer that 1 is less than or equal to 1500.
Its further technical scheme be: the wire digging line of the band polyurea protection coating above-mentioned each scheme produced overlaps extrusion molding operation I by PE again or overlaps extrusion molding operation I by PE and PE overlaps extrusion molding operation II, be made into the wire digging line that skin has the band polyurea protection coating be made up of HDPE sheath, or the wire digging line of band polyurea protection coating that the double-deck HDPE sheath to be made up of internal layer HDPE sheath and outer HDPE sheath is formed, comprising:
(1) wire digging line I b, II b that wire digging line I a, II a of the band polyurea protection coating be made into or the outer surface of steel wire combination body are attached with again the band polyurea protection coating that one deck polyurea protection coating II is formed overlap extrusion molding operation I through PE again
,namely by extrusion moulding type equipment, high-density polyethylene plastics extrusion molding is formed HDPE sheath at the wire digging line cable body skin of band polyurea protection coating, formation is outer wire digging line I a1, II a1 of the band polyurea protection coating of individual layer HDPE sheath or wire digging line I b1, II b1 of band polyurea protection coating.
(2) wire digging line I b1, II b1 of wire digging line I a1, II a1 of the band polyurea protection coating of individual layer HDPE sheath or band polyurea protection coating is had by skin to overlap extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath, form wire digging line I b2, II b2 of wire digging line I a2, II a2 or the band polyurea protection coating with the band polyurea protection coating of double-deck HDPE sheath.
Its again further technical scheme be: have the wire digging line of the band polyurea protection coating be made up of HDPE sheath by adopting its skin that further technical scheme makes, or the wire digging line of band polyurea protection coating that the double-deck HDPE sheath to be made up of internal layer HDPE sheath and outer HDPE sheath is formed is first after to individual layer or the process of double-deck PE jacket surface, again through J: polyurea materials coating operation IV, comprising:
(1) wire digging line I a1, II a1 of the band polyurea protection coating of individual layer HDPE sheath or skin is had by skin to have wire digging line I b1, II b1 of the band polyurea protection coating of individual layer HDPE sheath first after to the process of individual layer PE jacket surface, again through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
Make skin have the individual layer HDPE sheath skin of the wire digging line of the band polyurea protection coating of individual layer HDPE sheath to adhere to one deck polyurea protection coating IV again, form wire digging line I a1d, II a1d, I b1d or II b1d that individual layer HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV.
(2) will there is wire digging line I a2, II a2 of the band polyurea protection coating of double-deck HDPE sheath or be with wire digging line I b2, II b2 of polyurea protection coating first after to the process of double-deck PE jacket surface, again through again through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I a2, II a2, I b2 or II b2 respectively 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 wire digging line I a2, II a2, I b2 or II b2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a2, II a2, I b2 or II b2 by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I a2, II a2, I b2 or II b2 by machine;
Make the outer HDPE sheath of the wire digging line of the band polyurea protection coating with double-deck HDPE sheath adhere to one deck polyurea protection coating IV outward again, form wire digging line I a2d, II a2d, I b2d or II b2d that double-deck HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV.
Its more further technical scheme be: will wire digging line I b of band polyurea protection coating, the external band that is wrapped of steel wire combination of II b, form wire digging line I bo, II bo that are with polyurea protection coating.
Further: by wire digging line I bo, II bo of the band polyurea protection coating of external for the steel wire combination band that is wrapped again through polyurea materials coating operation III, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bo, II bo of band polyurea protection coating respectively 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 wire digging line I bo, II bo;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bo, II bo by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I bo, II bo by machine;
Make the band outer surface that is wrapped of wire digging line I bo of band polyurea protection coating, II bo adhere to one deck polyurea protection coating III formation to be again wrapped outer wire digging line I bc, II bc being coated with the band polyurea protection coating of polyurea protection coating III of band.
Further: outer for the band that is wrapped wire digging line I bc, II bc being coated with the band polyurea protection coating of polyurea protection coating III is overlapped extrusion molding operation I through PE again, namely being wrapped at the wire digging line cable body of band polyurea protection coating by high-density polyethylene plastics extrusion molding by extrusion moulding type equipment, band is outer forms HDPE sheath, forms outer wire digging line I bc1, II bc1 that have the band polyurea protection coating of individual layer HDPE sheath.
Again further: had by skin wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath to overlap extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath, form wire digging line I bc2, II bc2 with the band polyurea protection coating of double-deck HDPE sheath.
Again further: skin is had wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath first after to the process of individual layer PE jacket surface, then through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc1, II bc1 respectively 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 wire digging line I bc1 or II bc1;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bc1 or II bc1 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 bc1 or II bc1;
Make skin have the individual layer HDPE sheath skin of wire digging line I bc1 of the band polyurea protection coating of individual layer HDPE sheath or II bc1 to adhere to one deck polyurea protection coating IV again, form wire digging line I bc1d or II bc1d that individual layer HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV.
Or will there is wire digging line I bc2, II bc2 of the band polyurea protection coating of double-deck HDPE sheath first after to the process of double-deck PE jacket surface, then through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc2 or II bc2 respectively 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 wire digging line I bc2 or II bc2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bc2 or II bc2 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 bc2 or II bc2;
Make wire digging line I bc2 of the band polyurea protection coating with double-deck HDPE sheath or the outer HDPE sheath of II bc2 adhere to one deck polyurea protection coating IV outward again, form wire digging line I bc2d or II bc2d that double-deck HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV.
Owing to taking above technical scheme, the preparation method of the wire digging line of the band polyurea protection coating of the present invention solves and 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 wire digging line of the band polyurea protection coating produced has following characteristics and beneficial effect, has good economic benefit.
1. greatly can improve anticorrosion, the damping of wire digging line, cling property, postpone the application life of wire digging line:
The steel wire combination body be made up of the steel wire of band polyurea protection coating due to the band polyurea protection coating wire digging line of the present invention forms, the steel wire of described band polyurea protection coating is made up of single bright steel wire and the protective coating be coated in outside single bright steel wire, protective coating outside the steel wire of this band polyurea protection coating can be the polyurea protection coating being coated in single bright steel wire periphery or the epoxy coating be attached with 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 coating and be coated in the compound protective coating that the polyurea protection coating on surface attachment coating or coating formed jointly, 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 are attached with can be protected, plastic coating or anticorrosion grease coating 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 because polyurea coating has, 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:
All apply in the steel wire outmost surface of the band polyurea protection coating wire digging line of the present invention and gap or be filled 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; When it applies to cable saddle structure, be more conducive to using under the operating mode of Sarasota both sides by out-of-balance force at drag-line.
3. the present invention 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, makes the technical barrier of the wire digging line of a kind of steel wire with polyurea protection coating and band 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 coating of Extrusion Coating, spraying, immersion pumping painting or machine brushing is by the inventive method:
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, steel wire or wire digging line 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 steel wire or 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 steel wire or 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 be evenly coated on steel wire and wire digging line;
4. machine painting way: polyurea materials is brushed on steel wire or 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, in conjunction with the accompanying drawings and embodiments the technical characteristic of the preparation method of the wire digging line of the band polyurea protection coating of the present invention is further described.
Accompanying drawing explanation
Fig. 1-1 ~ Fig. 1-2 is the structural representation of the steel wire of the band polyurea protection coating that the preparation method of the wire digging line of the band polyurea protection coating of the embodiment of the present invention one makes:
Fig. 1-1: the steel wire of the band polyurea protection coating be made up of bright steel wire;
Fig. 1-2: with the steel wire of the band polyurea protection coating of compound protective coating.
Fig. 2-1 ~ Fig. 2-10 is structural representations of the wire digging line of the band polyurea protection coating that the preparation method of the wire digging line of the band polyurea protection coating of the embodiment of the present invention one makes:
Fig. 2-1: wire digging line I a of the band polyurea protection coating that the steel wire of the band polyurea protection coating be made up of bright steel wire is formed;
Fig. 2-2: wire digging line II a of the band polyurea protection coating be made up of the steel wire of the band polyurea protection coating with compound protective coating;
Fig. 2-3 ~ Fig. 2-4: wire digging line I a1, II a1 of the band polyurea protection coating that wire digging line I a of band polyurea protection coating, II a skin have individual layer HDPE sheath to form;
Fig. 2-5 ~ Fig. 2-6: wire digging line I a2, II a2 of the band polyurea protection coating that wire digging line I a of band polyurea protection coating, II a skin have double-deck HDPE sheath to form;
Fig. 2-7 ~ Fig. 2-8: wire digging line I a of band polyurea protection coating, the individual layer HDPE sheath skin of II a is coated with wire digging line I a1d, II a1d of the band polyurea protection coating that polyurea protection coating IV is formed;
Fig. 2-9 ~ Fig. 2-10: wire digging line I a of band polyurea protection coating, the double-deck HDPE sheath skin of II a is coated with wire digging line I a2d, II a2d of the band polyurea protection coating that polyurea protection coating IV is formed.
Fig. 3-1 ~ Fig. 3-10 is structural representations of the wire digging line of the band polyurea protection coating of the steel wire combination external Zhou Youyi polyurea protection coating II that the preparation method of the wire digging line of the band polyurea protection coating of the embodiment of the present invention two makes:
Fig. 3-1: there is wire digging line I b of the band polyurea protection coating of a polyurea protection coating II the band polyurea protection coating steel wire assembly periphery that the steel wire of the band polyurea protection coating be made up of bright steel wire forms;
Fig. 3-2: there is wire digging line II b of the band polyurea protection coating of a polyurea protection coating II the band polyurea protection coating steel wire assembly periphery that the band polyurea protection coating steel wire be made up of the steel wire with compound protective coating is formed;
Fig. 3-3 ~ Fig. 3-4: wire digging line I b1, II b1 of the band polyurea protection coating that wire digging line I b of band polyurea protection coating, II b skin have individual layer HDPE sheath to form;
Fig. 3-5 ~ Fig. 3-6: wire digging line I b2, II b2 of the band polyurea protection coating that wire digging line I b of band polyurea protection coating, II b skin have double-deck HDPE sheath to form.
Fig. 3-7 ~ Fig. 3-8: wire digging line I b1 of band polyurea protection coating, the individual layer HDPE sheath skin of II b1 is coated with wire digging line I b1d, II b1d of the band polyurea protection coating that polyurea protection coating IV is formed;
Fig. 3-9 ~ Fig. 3-10: wire digging line I b2 of band polyurea protection coating, the double-deck HDPE sheath skin of II b2 is coated with wire digging line I b2d, II b2d of the band polyurea protection coating that polyurea protection coating IV is formed.
Fig. 4-1 ~ Fig. 4-2: wire digging line I b of band polyurea protection coating, wire digging line I bo, II bo of external have one the to be wrapped band polyurea protection coating that band forms of the steel wire combination of II b.
Fig. 5-1 ~ Fig. 5-6 is embodiment of the present invention
threethe steel wire combination that makes of the preparation method of wire digging line of band polyurea protection coating externally have be wrapped band, the band skin that is wrapped to be coated with the structural representation of the wire digging line of the band polyurea protection coating of polyurea protection coating III 31c:
Fig. 5-1: wire digging line I bo of band polyurea protection coating is wrapped and is with outer wire digging line I bc being coated with the band polyurea protection coating that polyurea protection coating III is formed;
Fig. 5-2: wire digging line II bo of band polyurea protection coating is wrapped and is with outer wire digging line II bc being coated with the band polyurea protection coating that polyurea protection coating III is formed;
Fig. 5-3 ~ Fig. 5-4: wire digging line I bc1, II bc1 of the band polyurea protection coating that wire digging line I bc of band polyurea protection coating, II bc skin have individual layer HDPE sheath to form;
Fig. 5-5 ~ Fig. 5-6: wire digging line I bc2, II bc2 of the band polyurea protection coating that wire digging line I bc of band polyurea protection coating, II bc skin have double-deck HDPE sheath to form.
Fig. 6-1 ~ Fig. 6-2 is structural representations of the wire digging line of the band polyurea protection coating that the outer preparation method with the wire digging line of the band polyurea protection coating of multiple protective layer being coated with polyurea protection coating of the individual layer HDPE sheath of the embodiment of the present invention four makes:
Fig. 6-1 ~ Fig. 6-2: wire digging line I bc1 of band polyurea protection coating, the individual layer HDPE sheath skin of II bc1 is coated with wire digging line I bc1d, II bc1d of the band polyurea protection coating of polyurea protection coating IV;
Fig. 7-1 ~ Fig. 7-2 is structural representations of the wire digging line of the band polyurea protection coating that the preparation method with the wire digging line of the band polyurea protection coating of multiple protective layer that the skin of the double-deck HDPE sheath of the embodiment of the present invention five is coated with polyurea protection coating makes:
Fig. 7-1 ~ Fig. 7-2: wire digging line I bc2 of band polyurea protection coating, the skin of the double-deck HDPE sheath of II bc2 is also coated with wire digging line I bc2d, II bc2d of the band polyurea protection coating that one deck polyurea protection coating IV is formed.
The single bright steel wire of 1-; 2-surface attachment coating or coating; 5-is wrapped band; 6-individual layer or 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; 31d-polyurea protection coating IV;
The steel wire of the band polyurea protection coating that 41-is made up of single bright steel wire; The steel wire of the band polyurea protection coating that 42-is made up of the compound protective coating outside single bright steel wire and single bright steel wire;
81a: wire digging line I a of band polyurea protection coating;
82a: wire digging line II a of band polyurea protection coating;
81a1: wire digging line I a1 of band polyurea protection coating;
82a1: wire digging line II a1 of band polyurea protection coating;
81a2: wire digging line I a2 of band polyurea protection coating;
82a2: wire digging line II a2 of band polyurea protection coating;
81a1d: wire digging line I a1d of band polyurea protection coating;
82a1d: wire digging line II a1d of band polyurea protection coating;
81a2d: wire digging line I a2d of band polyurea protection coating;
82a2d: wire digging line II a2d of band polyurea protection coating;
81b: wire digging line I b of band polyurea protection coating;
82b: wire digging line II b of band polyurea protection coating;
81b0: wire digging line I bo of band polyurea protection coating;
82b0: wire digging line II bo of band polyurea protection coating;
81b1: wire digging line I b1 of band polyurea protection coating;
82b1: wire digging line II b1 of band polyurea protection coating;
81b2: wire digging line I b2 of band polyurea protection coating;
82b2: wire digging line II b2 of band polyurea protection coating;
81b1d: wire digging line I b1d of band polyurea protection coating;
82b1d: wire digging line II b1d of band polyurea protection coating;
81b2d: wire digging line I b2d of band polyurea protection coating;
82b2d: wire digging line II b2d of band polyurea protection coating;
81bc: wire digging line I bc of band polyurea protection coating;
82bc: wire digging line II bc of band polyurea protection coating;
81bc1: wire digging line I bc1 of band polyurea protection coating;
82bc1: wire digging line II bc1 of band polyurea protection coating;
81bc2: wire digging line I bc2 of band polyurea protection coating;
82bc2: wire digging line II bc2 of band polyurea protection coating;
81bc1d: wire digging line I bc1d of band polyurea protection coating;
82bc1d: wire digging line II bc1d of band polyurea protection coating;
81bc2d: wire digging line I bc2d of band polyurea protection coating;
82bc2d: wire digging line II bc2d of band polyurea protection coating.
Detailed description of the invention
Embodiment one:
A kind of preparation method of the wire digging line with polyurea protection coating, it is that the steel wire of band polyurea protection coating is formed through sub-wire, coalescence forming step the steel wire combination body be made up of the steel wire of n root band polyurea protection coating, thus forms wire digging line I a of band polyurea protection coating or wire digging line II a of band polyurea protection coating;
Its concrete steps comprise:
A, make the steel wire of band polyurea protection coating: make the steel wire 41 of the band polyurea protection coating be made up of single bright steel wire 1 and polyurea protection coating I 31a that is coated in single bright steel wire 1 periphery or the steel wire 42 with the band polyurea protection coating of compound protective coating be made up of the compound protective coating outside single bright steel wire 1 and single bright steel wire;
B, sub-wire: gone out and penetrate a point guide frame by the steel wire traction of band polyurea protection coating on draw drum, point guide frame having the hole corresponding to steel wire hexagonal array, enter in the disk storage line of wire digging line strand streamline processed;
C, coalescence are shaping: will be with the steel wire 41 or 42 of polyurea protection coating by many composing types device shaping for the steel wire coalescence of n root band polyurea protection coating, 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, the steel wire strand integer of band polyurea protection coating is made to be regular hexagon or other polygons, and each steel wire in strand is abutted against each other, wire digging line I a(of the band polyurea protection coating that the steel wire 41 namely making the band polyurea protection coating be made up of single bright steel wire 1 and polyurea protection coating I 31a that is coated in single bright steel wire 1 periphery is formed is see Fig. 2-1) or wire digging line II a(of band polyurea protection coating that forms of the steel wire 42 with the band polyurea protection coating of compound protective coating be made up of the compound protective coating outside single bright steel wire 1 and single bright steel wire see Fig. 2-2).
Its committed step is: the steel wire of A, making band polyurea protection coating:
For the steel wire 42 with the band polyurea protection coating of compound protective coating be made up of the compound protective coating outside single bright steel wire 1 and single bright steel wire, the concrete steps of the steel wire 42 making band polyurea protection coating are described:
A11: close inspection is carried out for raw material 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;
A12: surfacing: adopt phosphoric acid and ultrasonic wave to process Steel 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;
A13: dry: heat drying to be carried out to steel wire, removes surperficial moisture content;
A14: coating: paint particles is adsorbed on Steel Wire Surface, makes surface attachment coating or the coating 2 of Steel Wire Surface attachment band oxygen coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal;
A15: solidification: the individual wire after coating, enters surperficial consolidation process, forms dense coating diaphragm separately on individual wire surface;
A2: polyurea materials coating operation I, namely one of in the following manner:
1. Extrusion Coating: steel wire 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;
3. pumping painting is soaked: steel wire is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing that polyurea materials is evenly coated on steel wire;
The surface attachment coating of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal that the individual wire surface attachment being attached with diaphragm is had or coating apply one deck polyurea protection coating I 31a again, forms the steel wire 42(with the band polyurea protection coating of compound protective coating that is made up of the compound protective coating outside single bright steel wire 1 and single bright steel wire see Fig. 1-2);
A3: one-tenth dish, packaging: the qualified steel wire 42 with the band polyurea protection coating of compound protective coating through the traction of caterpillar tractor constant speed, and synchronously rolls into dish by twining dish machine, completes.
One as the embodiment of the present invention converts, when making the steel wire 41 of the band polyurea protection coating be made up of the polyurea protection coating outside single bright steel wire 1 and single bright steel wire, steps A 14, A15 can be omitted, directly by the single bright steel wire after heat drying through A2: polyurea materials coating operation I makes the surface of single bright steel wire apply one deck polyurea protection coating I-31a to form the steel wire 41(of the band polyurea protection coating be made up of single bright steel wire 1 and polyurea protection coating I 31a that is coated in single bright steel wire 1 periphery see Fig. 1-1).
Because A11 ~ A15 is known technology, in the claims, for sake of convenience, the step of the steel wire of described steps A, making band polyurea protection coating is reduced to:
A1: pretreatment, drying are carried out to steel wire;
A2: preservative treatment;
A3: one-tenth dish, packaging.
In Fig. 2-1, Fig. 2-2, the steel wire of described band polyurea protection coating has 19, one as the embodiment of the present invention converts, the radical n forming the steel wire (41 42) of the band polyurea protection coating of the wire digging line of band polyurea protection coating can 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.
As another conversion of the embodiment of the present invention, wire digging line II a of wire digging line I a of the band polyurea protection coating be made into or band polyurea protection coating is overlapped extrusion molding operation I through PE again, namely by extrusion moulding type equipment, high-density polyethylene plastics extrusion molding is outer at the wire digging line cable body of band polyurea protection coating, form HDPE sheath, forming skin has wire digging line I a1 of the band polyurea protection coating of individual layer HDPE sheath or is with wire digging line II a1(of polyurea protection coating see Fig. 2-3 ~ Fig. 2-4).
As another conversion of the embodiment of the present invention, wire digging line II a1 of wire digging line I a1 of the band polyurea protection coating of individual layer HDPE sheath or band polyurea protection coating is had by skin to overlap extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath, wire digging line I a2 of the band polyurea protection coating that the double-deck HDPE sheath that formation is made up of internal layer HDPE sheath 6 and outer HDPE sheath 7 is formed or wire digging line II a2(of band polyurea protection coating is see Fig. 2-5 ~ Fig. 2-6).
Embodiment two:
Preparation method at the wire digging line of the band polyurea protection coating of steel wire combination external Zhou Youyi polyurea protection coating II formation of the steel wire formation of band polyurea protection coating:
Wire digging line II a of wire digging line I a or band polyurea protection coating that the steel wire combination body be made up of n root steel wire are formed band polyurea protection coating is again through D: polyurea materials coating operation II, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a or II a 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 wire digging line I a or II a;
3. pumping painting is soaked: wire digging line I a or II a 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 wire digging line I a or II a;
The outer surface of the wire digging line II a steel wire combination body of wire digging line I a of band polyurea protection coating or band polyurea protection coating is made to adhere to wire digging line II b-82b(of wire digging line I b-81b or band polyurea protection coating that one deck polyurea protection coating II 31b forms band polyurea protection coating again see Fig. 3-1,3-2).
As another conversion of the embodiment of the present invention, wire digging line II b-82b of wire digging line I b of the band polyurea protection coating be made into or band polyurea protection coating is overlapped extrusion molding operation I through PE again, namely by extrusion moulding type equipment, high-density polyethylene plastics extrusion molding is outer at the wire digging line cable body of band polyurea protection coating, form HDPE sheath, forming skin has wire digging line I b1, II b1(of the band polyurea protection coating of individual layer HDPE sheath see Fig. 3-3 ~ Fig. 3-4)
As another conversion of the embodiment of the present invention, wire digging line I b1, II b1 of the band polyurea protection coating of individual layer HDPE sheath is had by skin to overlap extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath, form wire digging line I b2 of the band polyurea protection coating that the double-deck HDPE sheath that is made up of internal layer HDPE sheath 6 and outer HDPE sheath 7 is formed and II b2(see Fig. 3-5 ~ Fig. 3-6);
As another conversion of the embodiment of the present invention one, embodiment two, skin there is the wire digging line of the band polyurea protection coating of individual layer HDPE sheath first after to the process of individual layer PE jacket surface, again through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
Make skin have individual layer HDPE sheath 6 skin of the wire digging line of the band polyurea protection coating of individual layer HDPE sheath to adhere to one deck polyurea protection coating IV 31d again, form individual layer HDPE sheath skin and is coated with wire digging line I a1d, II a1d(of the band polyurea protection coating of polyurea protection coating IV 31d see Fig. 2-7, Fig. 2-8) or wire digging line I b1d of band polyurea protection coating, II b1d(Fig. 3-7, Fig. 3-8).
As another conversion of the embodiment of the present invention one, embodiment two, can also will have wire digging line I a2, II a2 of the band polyurea protection coating of double-deck HDPE sheath, I b2 or II b2 first after to the process of double-deck PE jacket surface, again through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I a2, II a2, I b2 or II b2 respectively 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 wire digging line I a2, II a2, I b2 or II b2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a2, II a2, I b2 or II b2 by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I a2, II a2, I b2 or II b2 by machine;
Make to adhere to one deck polyurea protection coating IV 31d again outside the outer HDPE sheath 7 of the wire digging line of the band polyurea protection coating with double-deck HDPE sheath, form double-deck HDPE cover skin and be coated with wire digging line I a2d, II a2d(of the band polyurea protection coating of polyurea protection coating IV 31d see Fig. 2-9, Fig. 2-10) or be with wire digging line I b2d, II b2d(of polyurea protection coating see Fig. 3-9, Fig. 3-10).
Embodiment three:
The steel wire combination of the wire digging line with polyurea protection coating is external has be wrapped band, its skin being wrapped band to be coated with the preparation method of the wire digging line of the band polyurea protection coating of one deck polyurea protection coating:
Wire digging line I b of band polyurea protection coating embodiment two made or II b is through F: be wrapped forming step, is wrapped with one and is wrapped band 5, forms wire digging line I bo, II bo(of band polyurea protection coating see Fig. 4-1 ~ Fig. 4-2).
Again by wire digging line I bo, II bo of band polyurea protection coating of external for the steel wire combination band that is wrapped again through G: polyurea materials coating operation III, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I b of band polyurea protection coating or II b respectively 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 wire digging line I b or II b;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I b or II b by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I b or II b by machine;
Make the band outer surface that is wrapped of wire digging line I bo of band polyurea protection coating, II bo adhere to again one deck polyurea protection coating III 31c form the band that is wrapped outer be coated with the band polyurea protection coating of polyurea protection coating III 31c wire digging line I bc or II bc(see Fig. 5-1,5-2).
One as the embodiment of the present invention three converts; again outer for the band that is wrapped wire digging line I bc, II bc being coated with the band polyurea protection coating of polyurea protection coating III is overlapped extrusion molding operation I or I:PE cover extrusion molding operation II through H:PE, be made into the wire digging line of the band polyurea protection coating with multiple protective layer.
The particular content that H:PE overlaps extrusion molding operation I or I:PE cover extrusion molding operation II is as follows:
H:PE overlaps extrusion molding operation I: outer for the band that is wrapped wire digging line I bc, II bc being coated with the band polyurea protection coating of polyurea protection coating III is overlapped extrusion molding operation I through PE again, namely by extrusion moulding type equipment, high-density polyethylene plastics extrusion molding is formed HDPE sheath at the wire digging line cable body skin of band polyurea protection coating, formation is outer has wire digging line I bc1, II bc1(of the band polyurea protection coating of individual layer HDPE sheath 6 see Fig. 5-3, Fig. 5-4).
I:PE overlaps extrusion molding operation II: had by skin wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath to overlap extrusion molding operation II through PE again, namely had by high-density polyethylene plastics extrusion molding the wire digging line cable body skin of the band polyurea protection coating of individual layer HDPE sheath to form outer HDPE sheath 7 at skin by extrusion moulding type equipment, formation has wire digging line I bc2, II bc2(of the band polyurea protection coating of double-deck HDPE sheath see Fig. 5-5 ~ Fig. 5-6).
Embodiment four:
Individual layer HDPE sheath skin is coated with the preparation method with the wire digging line of the band polyurea protection coating of multiple protective layer of polyurea protection coating IV:
The skin that embodiment three is produced there are wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath first after to the process of individual layer PE jacket surface, then through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc1, II bc1 respectively 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 wire digging line I bc1 or II bc1;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bc1 or II bc1 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 bc1 or II bc1;
Make skin have individual layer HDPE sheath 6 skin of wire digging line I bc1 of the band polyurea protection coating of individual layer HDPE sheath or II bc1 to adhere to one deck polyurea protection coating IV 31d again, form individual layer HDPE sheath skin and be coated with wire digging line I bc1d, II bc1d(of the band polyurea protection coating of polyurea protection coating IV 31d see Fig. 6-1, Fig. 6-2).
Embodiment five:
The skin of double-deck HDPE sheath is coated with the preparation method with the wire digging line of the band polyurea protection coating of multiple protective layer of polyurea protection coating:
Wire digging line I bc2, II bc2 of the band polyurea protection coating of the double-deck HDPE sheath that embodiment four is produced first after to the process of double-deck PE jacket surface, then through J: polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc2 or II bc2 respectively 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 wire digging line I bc2 or II bc2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bc2 or II bc2 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 bc2 or II bc2;
Make wire digging line I bc2 of the band polyurea protection coating with double-deck HDPE sheath or the outer HDPE sheath of II bc2 adhere to one deck polyurea protection coating IV 31d outward again, form double-deck HDPE sheath skin and be coated with wire digging line I bc2d of the band polyurea protection coating of polyurea protection coating IV 31d or II bc2d(see Fig. 7-1, Fig. 7-2).
In various embodiments of the present invention, the material of described polyurea protection coating is 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.
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 (12)
1. the preparation method of the wire digging line with polyurea protection coating, it is characterized in that: it is that the steel wire of band polyurea protection coating is formed through sub-wire, coalescence step the steel wire combination body be made up of the steel wire of n root band polyurea protection coating, thus form wire digging line I a of band polyurea protection coating or wire digging line II a of band polyurea protection coating;
Its concrete steps comprise: the steel wire of A, making band polyurea protection coating; B, sub-wire; C, coalescence are shaping; Its committed step is: the steel wire of A, making band polyurea protection coating; The step of the steel wire of described steps A, making band polyurea protection coating is:
A1: pretreatment, drying are carried out to steel wire;
A2: preservative treatment;
A3: one-tenth dish, packaging;
Described A2 preservative treatment operation be by polyurea materials by the surface attachment coating of Extrusion Coating, spraying, immersion pumping painting or machine brushing form is coated on single bright steel wire or individual wire surface attachment has epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal or coating, form the steel wire of band polyurea protection coating;
The steel wire (41) of the steel wire of this band polyurea protection coating or the band polyurea protection coating be made up of single bright steel wire (1) and the polyurea protection coating I (31a) that is coated in single bright steel wire (1) periphery;
The steel wire of this band polyurea protection coating or the steel wire (42) with the band polyurea protection coating of compound protective coating be made up of the compound protective coating outside single bright steel wire (1) and single bright steel wire, described compound protective coating is surface attachment coating or coating (2) compound protective coating that formed common with the polyurea protection coating I (31a) be coated on surface attachment coating or coating (2) of epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the coat of metal be attached with in the periphery of single bright steel wire (1);
In A, the steel wire step making band polyurea protection coating: by the concrete grammar that polyurea materials is applied by Extrusion Coating, spraying, immersion pumping painting or machine brushing form be:
By single bright steel wire or be attached with the individual wire of diaphragm-namely have epoxy coating, galvanizing coating, plastic coating, anticorrosion grease coating, oiliness wax or the surface attachment coating of the coat of metal or the steel wire of coating in individual wire surface attachment
,hereinafter referred to as steel wire, by polyurea materials coating operation I, namely one of in the following manner:
1. Extrusion Coating: steel wire 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;
3. pumping painting is soaked: steel wire is immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing that polyurea materials is evenly coated on steel wire
;
Make the epoxy coating that the surface of single bright steel wire applies one deck polyurea protection coating I (31a) or has in the individual wire surface attachment being attached with diaphragm, galvanizing coating, plastic coating, anticorrosion grease coating, the surface attachment coating of oiliness wax or the coat of metal or coating apply one deck polyurea protection coating I (31a) again, form the steel wire (41) of the band polyurea protection coating be made up of single bright steel wire (1) and the polyurea protection coating I (31a) that is coated in single bright steel wire (1) periphery, or the steel wire (42) with the band polyurea protection coating of compound protective coating to be made up of the compound protective coating outside single bright steel wire (1) and single bright steel wire, described polyurea materials is pure polyureas or half polyurea materials, and n is more than or equal to the integer that 1 is less than or equal to 1500.
2. the preparation method of the wire digging line of band polyurea protection coating according to claim 1, it is characterized in that: wire digging line II a of wire digging line I a or band polyurea protection coating that the steel wire combination body be made up of n root steel wire are formed band polyurea protection coating is again through D: polyurea materials coating operation II, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a or II a 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 wire digging line I a or II a;
3. pumping painting is soaked: wire digging line I a or II a 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 wire digging line I a or II a;
The outer surface of the wire digging line II a steel wire combination body of wire digging line I a of band polyurea protection coating or band polyurea protection coating is adhered to again wire digging line I b(81b that one deck polyurea protection coating II (31b) forms band polyurea protection coating) or wire digging line II b(82b of band polyurea protection coating), n is more than or equal to the integer that 1 is less than or equal to 1500.
3. the preparation method of the wire digging line of band polyurea protection coating according to claim 1 and 2, is characterized in that: wire digging line I b, II b that wire digging line I a, II a of the band polyurea protection coating be made into or the outer surface of steel wire combination body are attached with again the band polyurea protection coating that one deck polyurea protection coating II (31b) is formed overlap extrusion molding operation I through PE again
,namely by extrusion moulding type equipment, high-density polyethylene plastics extrusion molding is formed HDPE sheath at the wire digging line cable body skin of band polyurea protection coating, formation is outer wire digging line I a1, II a1 of the band polyurea protection coating of individual layer HDPE sheath or wire digging line I b1, II b1 of band polyurea protection coating.
4. the preparation method of the wire digging line of band polyurea protection coating according to claim 3, it is characterized in that: wire digging line I a1 skin being had the band polyurea protection coating of individual layer HDPE sheath, wire digging line I b1 of II a1 or band polyurea protection coating, II b1 overlaps extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath (7), form wire digging line I a2 with the band polyurea protection coating of double-deck HDPE sheath, wire digging line I b2 of II a2 or band polyurea protection coating, II b2.
5. the preparation method of the wire digging line of band polyurea protection coating according to claim 3, it is characterized in that: skin is had wire digging line I a1, II a1 of the band polyurea protection coating of individual layer HDPE sheath, I b1 and II b1 first after to the process of individual layer PE jacket surface, again through polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a1, II a1, I b1 or II b1 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 b1 or II b1;
Make skin have individual layer HDPE sheath (6) skin of the wire digging line of the band polyurea protection coating of individual layer HDPE sheath to adhere to one deck polyurea protection coating IV (31d) again, form wire digging line I a1d, II a1d, I b1d or II b1d that individual layer HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV (31d).
6. the preparation method of the wire digging line of band polyurea protection coating according to claim 4, it is characterized in that: will there is wire digging line I a2, II a2 of the band polyurea protection coating of double-deck HDPE sheath, I b2 or II b2 after to the process of double-deck HDPE jacket surface, again through polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I a2, II a2, I b2 or II b2 respectively 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 wire digging line I a2, II a2, I b2 or II b2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I a2, II a2, I b2 or II b2 by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I a2, II a2, I b2 or II b2 by machine;
Make the outer HDPE sheath of the wire digging line of the band polyurea protection coating with double-deck HDPE sheath adhere to one deck polyurea protection coating IV (31d) outward again, form wire digging line I a2d, II a2d, I b2d or II b2d that double-deck HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV (31d).
7. the preparation method of the wire digging line of band polyurea protection coating according to claim 2, it is characterized in that: by wire digging line I b of band polyurea protection coating, the external band (5) that is wrapped of steel wire combination of II b, form wire digging line I bo, II bo of band polyurea protection coating.
8. the preparation method of the wire digging line of band polyurea protection coating according to claim 7, it is characterized in that: by wire digging line I bo, II bo of the band polyurea protection coating of external for the steel wire combination band (5) that is wrapped again through polyurea materials coating operation III, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bo, II bo of band polyurea protection coating respectively 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 wire digging line I bo, II bo;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bo, II bo by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: polyurea materials is brushed on wire digging line I bo, II bo by machine;
Make the band outer surface that is wrapped of wire digging line I bo of band polyurea protection coating, II bo adhere to one deck polyurea protection coating III (31c) again and form wire digging line I bc, II bc that the band skin that is wrapped is coated with the band polyurea protection coating of polyurea protection coating III (31c).
9. the preparation method of the wire digging line of band polyurea protection coating according to claim 8, it is characterized in that: wire digging line I bc, II bc that the band skin that will be wrapped is coated with the band polyurea protection coating of polyurea protection coating III (31c) overlap extrusion molding operation I through PE again, namely being wrapped at the wire digging line cable body of band polyurea protection coating by high-density polyethylene plastics extrusion molding by extrusion moulding type equipment, band is outer forms HDPE sheath, forms outer wire digging line I bc1, II bc1 that have the band polyurea protection coating of individual layer HDPE sheath.
10. the preparation method of the wire digging line of band polyurea protection coating according to claim 9, it is characterized in that: had by skin wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath to overlap extrusion molding operation II through PE again, namely there is 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 extrusion moulding type equipment, form outer HDPE sheath (7), form wire digging line I bc2, II bc2 with the band polyurea protection coating of double-deck HDPE sheath.
The preparation method of the wire digging line of 11. band polyurea protection coatings according to claim 9, it is characterized in that: skin is had wire digging line I bc1, II bc1 of the band polyurea protection coating of individual layer HDPE sheath first after to the process of individual layer PE jacket surface, again through polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc1, II bc1 respectively 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 to wire digging line I bc1, II bc1, on;
3. pumping painting is soaked: by wire digging line I bc1, II bc1, be immersed in carbamide paint by pulling equipment, by outlet ring-type shaping structures after soaking;
4. machine painting way: utilize machine brushing make polyurea materials be evenly coated in wire digging line I bc1, II bc1, on;
Make that skin has wire digging line I bc1 of the band polyurea protection coating of individual layer HDPE sheath, individual layer HDPE sheath (6) skin of II bc1 adheres to one deck polyurea protection coating IV (31d) again, form wire digging line I bc1d, II bc1d that individual layer HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV (31d).
The preparation method of the wire digging line of 12. band polyurea protection coatings according to claim 10, it is characterized in that: will there is wire digging line I bc2, II bc2 of the band polyurea protection coating of double-deck HDPE sheath after to the process of double-deck HDPE jacket surface, again through polyurea materials coating operation IV, that is: one of in the following manner:
1. Extrusion Coating: by wire digging line I bc2, II bc2 respectively 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 wire digging line I bc2, II bc2;
3. pumping painting is soaked: be immersed in carbamide paint by wire digging line I bc2, II bc2 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 bc2, II bc2;
Make wire digging line I bc2 of the band polyurea protection coating with double-deck HDPE sheath, the outer HDPE sheath of II bc2 adheres to one deck polyurea protection coating IV (31d) outward again, form wire digging line I bc2d, II bc2d that double-deck HDPE sheath skin is coated with the band polyurea protection coating of polyurea protection coating IV (31d).
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CN105603874A (en) * | 2016-01-08 | 2016-05-25 | 四川大学 | Bridge cable sleeve made from composite and making method of bridge cable sleeve |
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