RU2015117463A - Способ, устройство и рабочая станция для наложения защитной листовой обшивки из полимерного материала на трубопровод, и компьютерная программа для реализации подобного способа - Google Patents

Способ, устройство и рабочая станция для наложения защитной листовой обшивки из полимерного материала на трубопровод, и компьютерная программа для реализации подобного способа Download PDF

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RU2015117463A
RU2015117463A RU2015117463A RU2015117463A RU2015117463A RU 2015117463 A RU2015117463 A RU 2015117463A RU 2015117463 A RU2015117463 A RU 2015117463A RU 2015117463 A RU2015117463 A RU 2015117463A RU 2015117463 A RU2015117463 A RU 2015117463A
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Russia
Prior art keywords
pipeline
protective sheet
extrusion
extrusion die
carriage
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RU2015117463A
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English (en)
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RU2647037C2 (ru
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Валерио Брегонцио
Момтчил КАЛЬЧЕВ
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САИПЕМ С.п.А.
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Publication of RU2015117463A publication Critical patent/RU2015117463A/ru
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Publication of RU2647037C2 publication Critical patent/RU2647037C2/ru

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/266—Means for allowing relative movements between the apparatus parts, e.g. for twisting the extruded article or for moving the die along a surface to be coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B29C63/04—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like
    • B29C63/06—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like around tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/022—Particular heating or welding methods not otherwise provided for
    • B29C65/028—Particular heating or welding methods not otherwise provided for making use of inherent heat, i.e. the heat for the joining comes from the moulding process of one of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1282—Stepped joint cross-sections comprising at least one overlap joint-segment
    • B29C66/12821—Stepped joint cross-sections comprising at least one overlap joint-segment comprising at least two overlap joint-segments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1286—Stepped joint cross-sections comprising at least one bevelled joint-segment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5326—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially flat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/65—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles with a relative motion between the article and the welding tool
    • B29C66/652—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles with a relative motion between the article and the welding tool moving the welding tool around the fixed article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81431—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single cavity, e.g. a groove
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/836—Moving relative to and tangentially to the parts to be joined, e.g. transversely to the displacement of the parts to be joined, e.g. using a X-Y table
    • B29C66/8362—Rollers, cylinders or drums moving relative to and tangentially to the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/96—Measuring or controlling the joining process characterised by the method for implementing the controlling of the joining process
    • B29C66/961—Measuring or controlling the joining process characterised by the method for implementing the controlling of the joining process involving a feedback loop mechanism, e.g. comparison with a desired value
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
    • F16L13/02—Welded joints
    • F16L13/0254—Welded joints the pipes having an internal or external coating
    • F16L13/0272—Welded joints the pipes having an internal or external coating having an external coating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/10—Coatings characterised by the materials used by rubber or plastics
    • F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
    • F16L58/1063—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being a sheet wrapped around the pipe
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/10—Coatings characterised by the materials used by rubber or plastics
    • F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
    • F16L58/109—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being an extruded layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
    • F16L58/181—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings for non-disconnectible pipe joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/02—Small extruding apparatus, e.g. handheld, toy or laboratory extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/35—Extrusion nozzles or dies with rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Materials For Medical Uses (AREA)

Abstract

1. Способ наложения защитной листовой обшивки из полимерного материала на трубопровод, предпочтительно на установке для J-образной укладки трубопровода, при этом способ включает этапы приведения каретки (16) в движение вдоль кольцевой траектории вокруг трубопровода (Р); экструзии и одновременной намотки защитной листовой обшивки (12) вокруг трубопровода (Р) посредством концевой экструзионной матрицы (47; 60; 66), смонтированной на каретке (16); сдавливания защитной листовой обшивки (12) на трубопроводе (Р) непосредственно за концевой экструзионной матрицей (47; 60; 66) по ходу движения так, что защитная листовая обшивка (12) прилипает к трубопроводу (Р), при этом способ отличается управлением этапами приведения в движение, экструзии и сдавливания так, чтобы промежуток времени между выталкиванием поперечного профиля (S1) защитной листовой обшивки (12) из концевой экструзионной матрицы (47; 60; 66) и сдавливанием того же самого поперечного профиля (S1) защитной листовой обшивки (12) составлял менее одной секунды.2. Способ по п. 1, включающий этап сдавливания защитной листовой обшивки (12) посредством использования прижимного ролика (50; 61), расположенного за концевой экструзионной матрицей (47; 60; 66) по ходу движения.3. Способ по п. 2, включающий этап регулирования расстояния между прижимным роликом (50) и концевой экструзионной матрицей (47) в зависимости от скорости экструзии.4. Способ по п. 2, в котором прижимной ролик (50; 61) является приводным, при этом способ включает этап вращения прижимного ролика (50; 61) так, чтобы окружная скорость прижимного ролика (50; 61) была равна скорости перемещения концевой экструзионной матрицы (47; 60).5. Способ по п. 1, включающий этап экструзии защитной листовой обшивки (12) с заданной скоростью экструзии и

Claims (32)

1. Способ наложения защитной листовой обшивки из полимерного материала на трубопровод, предпочтительно на установке для J-образной укладки трубопровода, при этом способ включает этапы приведения каретки (16) в движение вдоль кольцевой траектории вокруг трубопровода (Р); экструзии и одновременной намотки защитной листовой обшивки (12) вокруг трубопровода (Р) посредством концевой экструзионной матрицы (47; 60; 66), смонтированной на каретке (16); сдавливания защитной листовой обшивки (12) на трубопроводе (Р) непосредственно за концевой экструзионной матрицей (47; 60; 66) по ходу движения так, что защитная листовая обшивка (12) прилипает к трубопроводу (Р), при этом способ отличается управлением этапами приведения в движение, экструзии и сдавливания так, чтобы промежуток времени между выталкиванием поперечного профиля (S1) защитной листовой обшивки (12) из концевой экструзионной матрицы (47; 60; 66) и сдавливанием того же самого поперечного профиля (S1) защитной листовой обшивки (12) составлял менее одной секунды.
2. Способ по п. 1, включающий этап сдавливания защитной листовой обшивки (12) посредством использования прижимного ролика (50; 61), расположенного за концевой экструзионной матрицей (47; 60; 66) по ходу движения.
3. Способ по п. 2, включающий этап регулирования расстояния между прижимным роликом (50) и концевой экструзионной матрицей (47) в зависимости от скорости экструзии.
4. Способ по п. 2, в котором прижимной ролик (50; 61) является приводным, при этом способ включает этап вращения прижимного ролика (50; 61) так, чтобы окружная скорость прижимного ролика (50; 61) была равна скорости перемещения концевой экструзионной матрицы (47; 60).
5. Способ по п. 1, включающий этап экструзии защитной листовой обшивки (12) с заданной скоростью экструзии и перемещения концевой экструзионной матрицы (47; 60; 66) со скоростью, по существу равной скорости экструзии.
6. Способ по п. 1, в котором концевая экструзионная матрица
(47; 60; 66) имеет экструзионный канал (48; 62; 67), который заканчивается в формующем отверстии (49; 63; 68) и имеет, по меньшей мере, одну по существу прямолинейную часть, проходящую вдоль оси (А3), при этом способ включает установку концевой экструзионной матрицы (47; 60; 66) в заданном положении относительно трубопровода (Р) так, чтобы ось (А3) образовывала угол наклона, составляющий менее 30°, относительно касательной к трубопроводу (Р).
7. Способ по п. 6, включающий этап регулирования положения формующего отверстия (49; 63; 68) относительно трубопровода (Р) между минимальным расстоянием по радиусу, составляющим менее 10 мм, и максимальным расстоянием по радиусу, предпочтительно составляющим 20 мм или более.
8. Способ по п. 1, включающий этап нагрева концевой экструзионной матрицы (47; 60; 68) в зависимости от характеристик полимерного материала, из которого образуют защитную листовую обшивку (12).
9. Способ по п. 1, включающий этап нагрева концевой экструзионной матрицы (47; 60; 68) в зависимости от скорости экструзии.
10. Способ по п. 1, включающий этап дополнительного сдавливания защитной листовой обшивки (12) на трубопроводе (Р) за местом сдавливания защитной листовой обшивки (12) по ходу движения.
11. Способ по п. 2, включающий этап дополнительного сдавливания защитной листовой обшивки посредством использования дополнительного прижимного ролика (50).
12. Способ по п. 1, включающий этап пластификации полимерного материала, предназначенного для образования защитной листовой обшивки (12), на каретке (16).
13. Способ по п. 1, включающий этапы пластификации полимерного материала на станции рядом с кареткой (16) и перемещения полимерного материала к каретке (16) во время стадии останова каретки (16).
14. Способ по п. 1, в котором этап приведения каретки (16) в
движение начинается до этапа экструзии защитной листовой обшивки (12).
15. Способ по п. 1, в котором этап экструзии защитной листовой обшивки (12) прерывают посредством удлиненной заслонки (69), имеющей полукруглое поперечное сечение и размещенной внутри концевой экструзионной матрицы (66).
16. Устройство для наложения защитной листовой обшивки из полимерного материала на трубопровод, предпочтительно на установке для J-образной укладки трубопровода, при этом устройство (14) содержит каретку (16), выполненную с возможностью перемещения вдоль кольцевой траектории вокруг трубопровода (Р); концевую экструзионную матрицу (47; 60; 66), смонтированную на каретке (16) и выполненную с возможностью одновременных экструзии и намотки защитной листовой обшивки (12) из полимерного материала вокруг трубопровода (Р), и прижимной ролик (50; 61), соединенный с кареткой (16) и выполненный с возможностью сдавливания защитной листовой обшивки (12) на трубопроводе (Р) так, что защитная листовая обшивка (12) прилипает к трубопроводу (Р), при этом устройство отличается тем, что концевая экструзионная матрица (47; 60; 66) и прижимной ролик (50; 61) выполнены с такой конструкцией и расположены так, что максимальное расстояние между прижимным роликом (50; 61) и концевой экструзионной матрицей (47; 60; 66) составляет менее 50 мм.
17. Устройство по п. 16, в котором прижимной ролик (50) соединен с кареткой (16) с возможностью регулирования для регулирования расстояния между концевой экструзионной матрицей (47) и прижимным роликом (50).
18. Устройство по п. 16, в котором прижимной ролик (50; 61) является приводным и выполнен с возможностью регулирования его скорости для обеспечения его вращения с окружной скоростью, равной скорости перемещения концевой экструзионной матрицы (47; 60).
19. Устройство по п. 16 и содержащее экструзионную головку (36), смонтированную на каретке (16), при этом указанная концевая экструзионная матрица (47; 60; 66) выполнена с
возможностью избирательной установки на экструзионной головке (36).
20. Устройство по п. 16, в котором концевая экструзионная матрица (47; 60; 66) имеет экструзионный канал (48; 62; 67), который заканчивается в формующем отверстии (49; 63; 68) и имеет, по меньшей мере, одну по существу прямолинейную часть, проходящую вдоль оси (А3).
21. Устройство по п. 20, в котором концевая экструзионная матрица (47; 60; 66) выполнена с возможностью избирательного наклона относительно трубопровода (Р) так, что ось (А3) образует угол наклона, составляющий менее 30°, относительно касательной к трубопроводу (Р).
22. Устройство по п. 20, в котором концевая экструзионная матрица (47; 60; 66) выполнена с возможностью избирательного регулирования относительно каретки (16) для размещения формующего отверстия (49) относительно трубопровода (Р) на расстоянии, находящемся в пределах от минимального расстояния, составляющего менее 10 мм, до максимального расстояния, предпочтительно составляющего 20 мм или более.
23. Устройство по п. 20, в котором концевая экструзионная матрица (47; 60; 66) содержит установочную поверхность, выполненную с возможностью прилегания к экструзионной головке (36), и две стенки, сходящиеся от установочной поверхности к формующему отверстию (49; 63; 68).
24. Устройство по п. 20, в котором концевая экструзионная матрица (66) содержит удлиненную заслонку (69), имеющую полукруглое поперечное сечение и размещенную в гнезде (70) в концевой экструзионной матрице (66) вдоль экструзионного канала (67).
25. Устройство по п. 24, в котором гнездо (70) является цилиндрическим, и заслонка (69) поворачивается вокруг оси (А4) и имеет цилиндрическую поверхность (73), выполненную с возможностью образования мест уплотнения вместе с гнездом (70).
26. Устройство по п. 24, в котором экструзионный канал (67) разделен гнездом (70) на первую часть (71) канала, расположенную
до гнезда (70) по ходу потока и имеющую высоту (Н1), и вторую часть (72) канала, расположенную за гнездом (70) по ходу потока и имеющую вторую высоту (Н2), которая меньше первой высоты (Н1).
27. Устройство по п. 16, в котором концевая экструзионная матрица (47; 60; 66) содержит нагревательные элементы (ТС), предпочтительно выполненные с возможностью регулирования в зависимости от характеристик полимерного материала, из которого выполнена защитная листовая обшивка (12).
28. Устройство по п. 16, в котором прижимной ролик (61) смонтирован непосредственно на концевой экструзионной матрице (60).
29. Устройство по п. 16 и содержащее дополнительный прижимной ролик (50) для дополнительного сдавливания защитной листовой обшивки (12) на трубопроводе (Р) за прижимным роликом (61) по ходу движения.
30. Устройство по п. 16 и содержащее узел (17) пластификации и экструзии на каретке (16).
31. Рабочая станция для наложения защитной листовой обшивки на трубопровод, при этом рабочая станция (13) расположена на предназначенной для J-образной укладки трубопровода установке плавучего средства для укладки и содержит устройство (14) по п. 16.
32. Носитель, на котором сохранена программа, загружаемая непосредственно в память компьютера (20) и выполненная с возможностью - при ее выполнении компьютером (20) - обеспечить управление устройством (14) по п. 16 и выполнение этапов в способе по п. 1.
RU2015117463A 2012-10-08 2013-10-08 Способ, устройство и рабочая станция для наложения защитной листовой обшивки из полимерного материала на трубопровод RU2647037C2 (ru)

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IT001679A ITMI20121679A1 (it) 2012-10-08 2012-10-08 Metodo, apparecchiatura e stazione di lavoro per applicare un foglio protettivo di materiale polimerico a una tubazione e programma per elaboratore per attuare il metodo
ITMI2012A001679 2012-10-08
PCT/IB2013/059216 WO2014057426A1 (en) 2012-10-08 2013-10-08 Method, device and work station for applying protective sheeting of polymer material to a pipeline, and computer program for implementing such a method

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