WO2020171340A1 - 창호용 합성수지 프로파일 제품 - Google Patents
창호용 합성수지 프로파일 제품 Download PDFInfo
- Publication number
- WO2020171340A1 WO2020171340A1 PCT/KR2019/014102 KR2019014102W WO2020171340A1 WO 2020171340 A1 WO2020171340 A1 WO 2020171340A1 KR 2019014102 W KR2019014102 W KR 2019014102W WO 2020171340 A1 WO2020171340 A1 WO 2020171340A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- synthetic resin
- resin profile
- windows
- doors
- welding
- Prior art date
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/96—Corner joints or edge joints for windows, doors, or the like frames or wings
- E06B3/9604—Welded or soldered joints
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- 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
- B29C65/82—Testing the joint
- B29C65/8253—Testing the joint by the use of waves or particle radiation, e.g. visual examination, scanning electron microscopy, or X-rays
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- 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
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- 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
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
- B29C65/2053—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror" characterised by special ways of bringing the welding mirrors into position
- B29C65/2061—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror" characterised by special ways of bringing the welding mirrors into position by sliding
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- 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
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
- B29C65/7847—Holding or clamping means for handling purposes using vacuum to hold at least one of the parts to be joined
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- 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
- B29C66/116—Single bevelled joints, i.e. one of the parts to be joined being bevelled in the joint area
- B29C66/1162—Single bevel to bevel joints, e.g. mitre joints
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- 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
- B29C66/14—Particular design of joint configurations particular design of the joint cross-sections the joint having the same thickness as the thickness of the parts to be joined
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- 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
- B29C66/305—Decorative or coloured joints
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- 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
- B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
- B29C66/326—Shaping the burr, e.g. by the joining tool
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- 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
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/524—Joining profiled elements
- B29C66/5243—Joining profiled elements for forming corner connections, e.g. for making window frames or V-shaped pieces
- B29C66/52431—Joining profiled elements for forming corner connections, e.g. for making window frames or V-shaped pieces with a right angle, e.g. for making L-shaped pieces
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- 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
- B29C66/71—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 composition of the plastics material of the parts to be joined
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- 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
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- 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
- B29C66/73—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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7392—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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
- B29C66/73921—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 intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
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- 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
- B29C66/81433—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 being toothed, i.e. comprising several teeth or pins, or being patterned
- B29C66/81435—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 being toothed, i.e. comprising several teeth or pins, or being patterned comprising several parallel ridges, e.g. for crimping
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- 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
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- 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
- B29C2795/00—Printing on articles made from plastics or substances in a plastic state
- B29C2795/002—Printing on articles made from plastics or substances in a plastic state before shaping
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- 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
- B29C66/03—After-treatments in the joint area
- B29C66/032—Mechanical after-treatments
- B29C66/0326—Cutting, e.g. by using waterjets, or perforating
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- 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
- B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
- B29C66/326—Shaping the burr, e.g. by the joining tool
- B29C66/3262—Shaping the burr, e.g. by the joining tool as after-treatment, e.g. by a separate tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/001—Profiled members, e.g. beams, sections
- B29L2031/003—Profiled members, e.g. beams, sections having a profiled transverse cross-section
- B29L2031/005—Profiled members, e.g. beams, sections having a profiled transverse cross-section for making window frames
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B2003/7059—Specific frame characteristics
- E06B2003/7082—Plastic frames
Definitions
- the present invention relates to a synthetic resin profile product used as a window, and in more detail, the size of the heat denatured section and the welding line of the welding part is minimized, and the decorative sheet attached to the surface of the synthetic resin profile body can be firmly maintained even after welding. It relates to a synthetic resin profile product for windows and doors.
- a window is composed of a window frame installed in an opening of a building and a window frame coupled thereto, and is classified into a casement door, a sliding door, etc. according to an opening and closing method, and is divided into a wooden window, a synthetic resin window, and a metal window according to the material.
- the window frame and the window frame of the synthetic resin window are formed in the shape of a square frame by the combination of the synthetic resin profiles (P) (see Fig. 1).
- the synthetic resin profile may be in a state in which a decorative sheet (S) is further attached to the surface of the synthetic resin profile body (P) extruded from a PVC resin composition, and the end of each synthetic resin profile body (P) is approximately After cutting in an oblique shape of 45°, the ends are welded in a butted state to form the weld 20, thereby forming a square frame-shaped window frame and/or a window frame-shaped synthetic resin profile product 1 (Fig. 1). ,2).
- the synthetic resin profile welding apparatus for windows and doors fixes the synthetic resin profiles whose ends are cut diagonally to the clamps.
- the molten parts are hardened, they are pressed together to perform welding between the synthetic resin profiles, and the burs generated in the molten areas during this compression process are removed by hand or using a separate device such as a finishing machine.
- the conventional window profile product removes the burr (B) after welding, the burr (B) generated at the time of heating and melting the synthetic resin profile with a heating plate interferes with the welding surface between the synthetic resin profile bodies (P).
- the welding line (L) with a large width and height still remains after removing the burr (B) with a separate chisel (T) or a finishing machine.
- the aesthetic appearance is greatly deteriorated due to exposure to the product surface.
- the welding line (L) has the color of the body of the synthetic resin profile (for example, white), the product appearance quality is greatly degraded due to the white welding line exposed between the decorative sheets.
- Patent Document 1 Korean Patent Registration No. 10-1364023 (announcement date: 2014.02.18.)
- the present invention was conceived to solve the above-described problems, and provides a synthetic resin profile product for windows and doors that can prevent degradation of product quality due to discoloration or cracks in the synthetic resin profile product for windows and doors by minimizing the thermal degeneration section of the weld. It has its purpose.
- the present invention minimizes the size of the welding line formed on the surface of the welded part, thereby enhancing the appearance of the product, and effectively solving the problem that the decorative sheet is lifted or peeled from the synthetic resin profile body. Its purpose is to provide products.
- the synthetic resin profile product for windows and doors according to the present invention for realizing the above-described object includes a synthetic resin profile welded through a welding part,
- the width of the section in which the Raman peak ratio I Degradation / I C-Cl of the weld is 0.130 or more may be 80 ⁇ m or less (here, the I Degradation is the intensity of the Raman peak that appears when the PVC resin is pyrolyzed, and the I C-Cl is PVC It is the intensity of the Raman peak of the C-Cl bond of the resin, and the section is the unit volume (5 ⁇ m ⁇ ) where the Raman peak ratio I Degradation /I C-Cl is 0.130 or more on the Raman mapping image using a Raman spectroscopy (Renishaw, inVia reflex). 100 ⁇ m ⁇ 100 ⁇ m) means two or more areas).
- the synthetic resin profile product for windows and doors may have a width of 0.001-0.25mm and a height of 0.001-0.15mm of a welding line of a welding part.
- the synthetic resin profile may include a body and a decorative sheet attached to a surface of the body, and at least one end of the decorative sheet may be inserted into the body.
- the synthetic resin profile product for windows and doors according to the present invention has an effect of preventing degradation of product quality due to discoloration or cracking in the synthetic resin profile product for windows and doors due to a small heat denatured section of the weld.
- the synthetic resin profile product for windows and doors removes burrs in the process of melting the end of the synthetic resin profile with a heating plate, so that the occurrence of burrs is minimized when welding the ends of the synthetic resin profile after removing the heating plate.
- the decorative sheet is rolled into the inside of the synthetic resin profile body, minimizing the size of the welding line protruding from the surface of the welded portion to make the appearance beautiful, and effectively preventing the phenomenon that the decorative sheet is lifted or peeled from the synthetic resin profile body. It can have an effect.
- 1 is an elevational view of a conventional synthetic resin profile product for windows and doors.
- FIG. 2 is a view showing a conventional welding process.
- FIG. 3 is a photograph for drawing taken by magnifying a cross section of a welded portion of a synthetic resin profile product for windows and doors of Comparative Example 2 with an optical microscope (OM) 100 times enlarged.
- OM optical microscope
- FIG. 4 is a photograph of a cross section of a welding part of a synthetic resin profile product for windows and doors of Comparative Example 2 by magnifying 50 times (a), 100 times (b), 125 times (c) and 200 times (d) with a SEM (Scanning Electron Microscope). This is a picture instead of one drawing.
- FIG. 5 is a picture for a drawing taken by 50 times (a) and a confocal laser scanning microscope (CLSM) (b) of the conventional synthetic resin profile welding part of the synthetic resin profile product for windows and doors of Comparative Example 2 as OM.
- CLSM confocal laser scanning microscope
- FIG. 6 is a perspective view of an embodiment of a welding device (hereinafter referred to as a “seamless welding device”) for manufacturing a synthetic resin profile product for windows and doors of the present invention.
- a welding device hereinafter referred to as a “seamless welding device” for manufacturing a synthetic resin profile product for windows and doors of the present invention.
- FIG. 7 is a view showing a blade according to an embodiment of the seamless welding apparatus of FIG. 6.
- FIG. 8 is a cross-sectional view showing the vacuum suction ports of the left and right clamps according to an embodiment of the seamless welding apparatus of FIG. 6.
- FIG. 9 is a plan view showing an operating state of a heating plate according to an embodiment of the seamless welding apparatus of FIG. 6.
- FIG. 10 is a perspective view of a heating plate according to an embodiment of the seamless welding apparatus of FIG. 6.
- FIG. 11 and 12 are views showing an operating state of the seamless welding apparatus of FIG. 6 according to an embodiment.
- FIG 13 is a view comparing the welding process according to the conventional (a) and the present invention (b).
- 14A and 14B are views illustrating a process of heating and melting the ends of a synthetic resin profile using a heating plate according to an embodiment of the seamless welding apparatus of FIG. 6 and then bonding them.
- FIG. 15 is a photograph for comparison by photographing a cross section of a welded portion of Example 2 of a synthetic resin profile product for windows and doors of the present invention at 50 times (a), 100 times (b) and 200 times (c) magnification with SEM.
- FIG. 16 is a photograph of the synthetic resin profile product for windows and doors of the present invention by photographing the surface of the welded part of the synthetic resin profile of Example 2 in OM at 100 times (a) and CLSM (b).
- FIG. 17 is a photograph of a cross-section of the welded part of Example 4 of the synthetic resin profile product for windows and doors of the present invention as an OM 100 times (a), and an EDS (Energy Dispersive X-Ray Spectrometer) (b, c) analysis.
- a OM 100 times
- EDS Energy Dispersive X-Ray Spectrometer
- FIG. 18 is a Raman mapping image for a Raman peak ratio I Degradation /I C-Cl obtained by spectroscopic analysis of the weld cross section of Comparative Example 1.
- FIG. 18 is a Raman mapping image for a Raman peak ratio I Degradation /I C-Cl obtained by spectroscopic analysis of the weld cross section of Comparative Example 1.
- the synthetic resin profile product for windows and doors is the main outer frame of the window frame or window
- the synthetic resin profile constituting the synthetic resin profile product for windows and doors may include a body made of synthetic resin and a decorative sheet attached to the body surface.
- the decorative sheet may be composed of a single layer or a plurality of layers, and for example, a printing film may be laminated on an upper portion of a base film, but is not limited thereto.
- a synthetic resin profile in which the decorative layer is integrally formed on the body surface may be used by coextruding the decorative layer together with the body.
- the decorative sheet or the decorative layer may be formed on one or more surfaces of the body surface of various formations, and as a specific example, may be formed to surround the interior side surface.
- each synthetic resin profile is cut with a diagonal line of approximately 45° so that the four profiles for windows and doors formed in this way can be connected in the form of a square frame, and the ends of the plurality of cut synthetic resin profiles are welded through a synthetic resin profile welding device for windows and doors. It is manufactured as a synthetic resin profile product for windows and doors in a welded form.
- the synthetic resin profile product for windows and doors includes a synthetic resin profile 10 welded through the welding portion 20, and the Raman of the welding portion 20 on a Raman mapping image using a Raman spectroscopy (Renishaw, inVia reflex).
- the width of the section in which the peak ratio I Degradation /I C-Cl is 0.130 or more may be 80 ⁇ m or less.
- the Raman mapping image may refer to an image obtained by selecting a predetermined area on the cross-section of the welding part 20 and then using Raman mapping of the Raman spectroscopy to the area.
- the Raman spectrometer is described as being Renishaw's inVia reflex, but the Raman spectrometer may be a Raman spectrometer known in the art, and is not particularly limited.
- the I Degradation is the intensity of the Raman peak that appears during thermal decomposition of the PVC resin
- the I C-Cl is the intensity of the Raman peak of the C-Cl bond of the PVC resin
- the I Degradation / I C-Cl is 0.130 or more, 0.135 It may be greater than or equal to 0.140.
- the upper limit of I Degradation /I C-Cl is not particularly limited, and for example, may be 100 or less or 90 or less.
- the section is an area in which two or more points in the unit volume (5 ⁇ m ⁇ 100 ⁇ m ⁇ 100 ⁇ m) with Raman peak ratio I Degradation /I C-Cl of 0.130 or more on the Raman mapping image are areas, and the width of the section is 80 ⁇ m or less, 75 ⁇ m or less, or It may be 72 ⁇ m or less.
- the lower limit of the width of the section is not particularly limited, and may be, for example, 0.
- the width of the section in which the Raman peak ratio I Degradation / I C-Cl is at least 0.130 in the unit volume (5 ⁇ m ⁇ 100 ⁇ m ⁇ 100 ⁇ m) is at least two areas is 80 ⁇ m or less, 75 ⁇ m or less, or 72 ⁇ m or less.
- the lower limit of the width of the section is not particularly limited, and may be, for example, 0.
- the width of the section in which the Raman peak ratio I Degradation / I C-Cl is 0.135 or more is an area in which two or more points within a unit volume (5 ⁇ m ⁇ 100 ⁇ m ⁇ 100 ⁇ m) are 80 ⁇ m or less, 75 ⁇ m or less, or 72 ⁇ m or less.
- the lower limit of the width of the section is not particularly limited, and may be, for example, 0.
- the width of the section in which the Raman peak ratio I Degradation / I C-Cl is 0.140 or more is a region in which two or more points within a unit volume (5 ⁇ m ⁇ 100 ⁇ m ⁇ 100 ⁇ m) are 80 ⁇ m or less, 75 ⁇ m or less, or 72 ⁇ m or less .
- the lower limit of the width of the section is not particularly limited, and may be, for example, 0.
- the synthetic resin profile product for windows and doors of the present invention has a width of the above range, thereby minimizing the heat degeneration of the synthetic resin profile in the welded portion of the synthetic resin profile, and more specifically, the synthetic resin profile body.
- the product of the synthetic resin profile for windows and doors suffers from discoloration or cracks, resulting in deterioration of product quality, but the synthetic resin profile product for windows and doors of the present invention exhibits thermal denaturation of the weld portion. As it was minimized, discoloration or cracking did not occur, and it was confirmed that product quality did not deteriorate.
- FIG. 15 is a photograph of a section of a welded part of a synthetic resin profile product for windows and doors according to an embodiment of the present invention, taken by SEM, as a drawing substitute, wherein the synthetic resin profile product for windows and doors according to the present invention is welded through a welding part 20.
- the width of the welding line 500 of the welding part 20 may be 0.25mm or less, 0.23mm or less, or 0.20mm or less, and the height is 0.15mm or less, 0.13mm or less, or 0.10mm or less. I can.
- the lower limit values of the width and height are not particularly limited, and the lower limit values of the width and height may be 0, for example, and may be 0.001mm or more, 0.005mm or more, or 0.01mm or more.
- a welding line is generated by welding and means a roughly line-shaped joint through which the color (eg, white) of the synthetic resin profile body is exposed between the decorative sheets.
- the synthetic resin profile 10 may be in a state in which the decorative sheets 410 and 420 are attached to the surface of the main body 310 and 320 as described above, and in a specific embodiment, at least on the interior side, but limited thereto. It doesn't work.
- the width and height of the welding line 500 exceed the above range, the color (for example, white) of the main body 310 and 320 is excessively exposed to the outside, reducing the appearance of the welding line ( 500) The part is easily contaminated by foreign substances, and the appearance quality of the product may be deteriorated.
- the synthetic resin profile product for windows and doors of the present invention includes a plurality of synthetic resin profiles 10 welded through a welding part 20, wherein the synthetic resin profile 10 includes a main body 310, 320 and the main body 310.
- (320) includes a decorative sheet (410, 420) attached to the surface, and at least one end of the decorative sheet (410, 420) is inserted into the body (310, 320) I can.
- all of the ends of the decorative sheets 410 and 420 may be inserted into the body 310 and 320.
- the ends of the decorative sheets 410 and 420 may be inserted into the main body 310 and 320 at the same depth or at different depths.
- At least one end of the decorative sheets 410 and 420 has a depth of 0.01-0.5mm from the upper surface of the main body 310 and 320, 0.01-0.45mm It may be inserted to a depth of or 0.01-0.4mm.
- the synthetic resin profile product for windows and doors of the present invention will be described in more detail together with an embodiment of the seamless welding apparatus 100 for manufacturing the synthetic resin profile product for windows and doors of the present invention as described above.
- FIG. 6 is a perspective view of an embodiment of the seamless welding apparatus 100, the seamless welding apparatus 100 includes left and right clamps 110 and heating plate 120.
- the left and right clamps 110 are provided with upper and lower pressing pieces 111 and 112 having a blade 113 formed on each side to respectively fix the synthetic resin profile 10 to be welded. These left and right clamps 110 It is installed so as to reciprocate in the transverse direction along the rail R by the forward and backward operation of the actuator 110a.
- the upper pressing piece 111 is installed so as to reciprocate up and down by the operation of the actuator 111a, thereby pressing the upper surface of the synthetic resin profile 10 placed on the upper surface of the lower pressing piece 112 Can be fixed.
- the interior side surface 10a of the synthetic resin profile 10 may be seated on the upper surface of the lower pressing piece 112 in contact with the upper surface.
- a blade 113 is integrally formed on the opposite surface of the upper and lower pressing pieces 111 and 112.
- the blade 113 is formed to face each other at the lower end of the opposing surface of the upper pressing piece 111 and the upper end of the opposing surface of the lower pressing piece 112.
- the tip of the blade 113 is a vertical surface 113a and an inclined surface 113b formed to be inclined at a predetermined angle ⁇ toward the burr 20a of the welding part 20 from the vertical surface 113a. Can be formed.
- the angle ⁇ of the inclined surface 113b is preferably formed to be 15 to 50° or 20 to 45°. If the angle ⁇ of the inclined surface 113b is formed to be less than the above range, the tip of the blade 113 is sharpened more than necessary, and thus there is a risk of being easily damaged when repeatedly used. Conversely, when the angle ⁇ of the inclined surface 113b exceeds the above range, smooth removal of the burr 20a may be difficult.
- a vacuum suction port 117 may be provided in the upper and lower pressing pieces 111 and 112.
- the vacuum suction port 117 adsorbs the surface of the seated synthetic resin profile 10 through vacuum suction generated from a vacuum pump (not shown). That is, the synthetic resin profile 10 may have a case in which the surface of the synthetic resin profile 10 is concave toward the hollow portion during the welding process as the hollow portion is formed therein.
- the end of the synthetic resin profile 10 is adsorbed through the vacuum inlet 117, thereby maintaining a flat surface of the synthetic resin profile 10. It can be done so that welding can be done.
- the vacuum inlet 117 is formed on both the upper and lower pressing pieces 111 and 112 is illustrated and described, but the present invention is not limited thereto, and the bottom surface of the synthetic resin profile 10 is formed with a wide area. It may be formed to be limited to the lower pressing piece 112 (inner side) is seated.
- the heating plate 120 is installed between a pair of synthetic resin profiles 10 fixed by left and right clamps 110 so as to be input or discharged through the operation of an actuator 120a, so that the synthetic resin profile 10 ) To heat and melt the end.
- the heating plate 120 may be configured only with a flat surface.
- it may optionally have a flat surface and an uneven surface as shown in FIG. 10.
- the heating plate 120 includes an uneven portion 121 forming an uneven surface 21 on an end cut surface of an opposite synthetic resin profile 10, and a flat surface 23 at least at an interior edge of the cut surface. ) Is provided with a flat portion 123 that forms.
- the uneven portion 121 may be formed in an intaglio (see FIGS. 10 and 14 ).
- the flat surface 23 can be sufficiently heated and melted to increase the welding strength compared to the case where the uneven portion 121 is formed in an intaglio. That is, as the uneven portion 121 is formed in an intaglio, the flat portion 123 first comes into contact with the edge of the cut surface of the synthetic resin profile 10 during heating and melting using the heating plate 120.
- the flat surface 23 is sufficiently heated and melted on the cut surface of the synthetic resin profile 10, and then the uneven surface 21 is melted to form the edge of the synthetic resin profile 10 on which the flat surface 23 is formed. It can be welded more firmly (see Fig. 11).
- the uneven frame (D) of the uneven portion 121 smoothly adjusts the depth (0.5 to 2.0 mm or 1.0 to 1.5 mm) of the uneven frame of the uneven surface 21 formed by melting at the end of the synthetic resin profile 10 It may be formed to a corresponding depth (0.5 to 2.0 mm or 1.0 to 1.5 mm) so as to be formed.
- the concave-convex portions 121 formed on both sides of the heating plate 120 are formed so that the concave-convex surfaces 21 formed to face the cut surface of the synthetic resin profile 10 are alternately bonded to each other.
- the surface of the heating plate 120 in contact with the cut surface of the synthetic resin profile 10 may be coated with Teflon. In this case, when the end of the synthetic resin profile 10 using the heating plate 120 is heated and melted, the synthetic resin, which is a material of the synthetic resin profile 10, can be prevented from being pressed onto the heating plate 120.
- the blade 113 may be elastically supported by the spring 114. In this case, even if the tips of the blades 113 formed to face each other collide with each other, the blade 113 may absorb the impact as it is elastically supported by the spring 114, thereby preventing the blade 113 from being damaged. I can.
- a stopper 115 protruding downward may be coupled to the bottom surface of the lower pressing piece 112. And at the lower end of the heating plate 120, a space maintaining block 125 of a constant width in contact with the stopper 115 is coupled, the gap between the blades 113 provided on the upper and lower pressing pieces 111 and 112, respectively. This can be kept constant (see Fig. 11).
- the stopper 115 may be formed to be movable and fixed in the transverse direction. Therefore, when removing the burr (20a) of the welding portion 20 using the blade 113, by adjusting the position of the stopper 115, the gap between the blade 113 installed on the upper and lower pressing pieces 111 and 112 It can be adjusted to correspond to the thickness of the heating plate 120.
- the stopper 115 may move in the transverse direction by sliding along a guide rail or a guide groove (not shown), and may be fixed by a fixing member (not shown) such as a bolt.
- the window frame seamless welding apparatus 100 according to the present invention having the above structure is disposed at four points on the main frame (not shown), so that the welding of the four corners of the synthetic resin profile 10 is possible at the same time.
- the stage on which the window frame seamless welding device 100 is installed is installed to be slidable in the X- and Y-axis directions along the guide rail, so that window frames or sash of various sizes can be easily manufactured.
- the synthetic resin profile product for windows and doors of the present invention is that when the synthetic resin profile 10 is welded using the seamless welding device 100, the decorative sheets 410 and 420 attached to the surface of the body 310 and 320 are removed. It can be prevented, and at least one end of the decorative sheets 410 and 420 has a shape inserted into the body 310 and 320, and accordingly, the main color 310 and 320 For example, white) can be prevented from being exposed to the outside.
- a burr (B) formed on the welded portion by welding the body P of the synthetic resin profile to which the decorative sheet (S) is attached is removed. After welding is completed, it is removed by scraping using a separate finishing machine (T).
- the left and right clamps 110 in the process of melting the ends of the synthetic resin profile 10 to which the decorative sheets 410 and 420 are attached to the heating plate 120 By using the seamless welding device 100 of a method that removes the burr (20a) formed in the welding portion 20 while the blade 113 provided on the opposite surface of the lateral direction moves, by the burr (20a) It is possible to prevent the protruding decorative sheets 410 and 420 from being removed together.
- the blade 113 removes the burr 20a formed on the welding part 20, but the ends of the decorative sheets 410 and 420 attached to the surface of the main body 310 and 320 of the synthetic resin profile are welded to the welding line ( 500) while being pushed to the side, and in more detail, at least one end of the decorative sheets 410 and 420 is inserted into the main body 310 and 320 (see FIG. 15). Accordingly, the color of the main bodies 310 and 320 of the synthetic resin profile may not be exposed to the welding line 500 of the welding part 20 to increase the appearance quality of the product.
- the heating plate 120 is put into the spaced space between the corners of the four synthetic resin profiles 10.
- the heating and melting is a specific example, after inserting a heating plate 120 having a temperature of 220-250 °C or 230-250 °C between the ends of each of the four synthetic resin profiles 10, the profile 10 After contacting the heating plate 120, pressurized, and after heating for 22-29 seconds or 24-27 seconds in the first order, the end of the profile 10 is secondarily contacted with the heating plate, and 220-250°C or 230-250 It may be to further heat within 5 seconds, within 3 seconds, or within 2 seconds at °C.
- burrs are generated during the primary heating that pressurizes after contacting the heating plate, and the burrs are removed by the blades provided in the upper and lower pressing pieces, so that most of the synthetic resin profile body heat-modified by the primary heating is welded.
- thermal denaturation in the synthetic resin profile products for windows and doors can be minimized.
- a flat heating plate When a flat heating plate is used as the heating plate 120, only a flat surface (not shown) is formed on the cut surfaces of the four synthetic resin profiles 10 facing each other, and when a concave-convex heating plate is used as the heating plate 120, four synthetic resin profiles facing each other.
- the uneven surface 21 is formed on the cut surface of (10), and optionally, a flat surface 23 may be formed at least at the edge of the cut surface in contact with the indoor side surface 10a.
- the blade 113 integrally provided with the left and right clamps 110 is melted at the ends of the four synthetic resin profiles 10 and removes the burrs 20a that are pushed outward (see FIG. 11).
- the heating plate 120 is discharged from between the left and right clamps 110, and the left and right clamps 110 By moving toward the opposite side of the cut surface and bonding the cut surfaces to each other (see Fig. 12), the synthetic resin profile product for windows and doors in the form of a square frame according to the present invention is completed.
- the synthetic resin profile 10 is composed of the main body 310, 320 is located below, and the decorative sheet 410, 420 is attached thereon, and the synthetic resin profile adjacent to the end of the synthetic resin profile 10 ( The ends of 10) face each other and are melt-bonded through a melting process to form the weld 20.
- the synthetic resin profile product for windows and doors according to the present invention may have a width of 80 ⁇ m or less in a section in which the Raman peak ratio I Degradation / I C-Cl of the welding portion 20 is 0.130 or more on the Raman mapping image, so that the welding portion of the synthetic resin profile, further In detail, it was confirmed that the thermal denaturation of the synthetic resin in the synthetic resin profile body was minimized, so that no discoloration or cracking occurred, and thus product quality was not degraded (see FIG. 19).
- the main body 310, 320 and/or the decorative sheet 410, 420 undergoes a melting process by a heating plate, causing a change in physical properties. If the cross section is enlarged with OM and SEM, the ends of the main body 310 and 320 are in a state of being settled toward the inner center as the crystal structure collapses through the melting process, and the upper side of the main body 310 and 320 Ends of the decorative sheets 410 and 420 attached to the body 310 and 320 may be subsided together (see FIGS. 15 and 16 ).
- both decorative sheets 410 and 420 is settled and inserted between the two main bodies 310 and 320 that form the welding surface 30.
- both decorative sheets 410 and 420 are both subsided and inserted between the ends of both sides of the subsided body 310 and 320, the depth of insertion may be different. It could be the same.
- the insertion length of at least one end of the decorative sheets 410 and 420 is from the top surface of the main body 310 and 320 to a depth of 0.01-0.5mm, a depth of 0.01-0.45mm, or a depth of 0.01-0.4mm Can be inserted into
- the decorative sheet may be lifted or peeled off from the synthetic resin profile body, and when the insertion length exceeds the above range, the desired product dimension cannot be manufactured as it is inserted more than necessary.
- the conventional synthetic resin profile product for windows and doors of Comparative Example 1 has a large width of the section in which the Raman peak ratio I Degradation / I C-Cl is 0.130 or more, so that the PVC resin in the main body of the synthetic resin profile has a large thermal denaturation, which causes discoloration or discoloration. It was confirmed that it was vulnerable to cracks.
- the conventional synthetic resin profile product for windows and doors of Comparative Example 2 still has a large width and height of the welding line (L) even after the burr (B) is removed, and thus, the decorative sheet (S) There is a problem in that it is easily lifted or peeled off the main body P, and the welding line (L) is easily contaminated by foreign substances, thereby deteriorating the appearance quality of the product.
- the synthetic resin profile product for windows and doors of the present invention minimizes the thermal denaturation section of the weld, and the ends of the synthetic resin profile 10 are melted by the heating plate 120 and the burrs 20a generated during the melting process. Is immediately removed, and since the ends of the synthetic resin profile 10 are welded to each other in the state where the heating plate 120 is removed, additional burrs are prevented during the welding process, and the welding line ( 500) can be minimized.
- the ends of the main body 310, 320 which were settled in the melting process by the heating plate 120, and the ends of the decorative sheets 410, 420 are not raised while forming burrs, and the decorative sheets 410, 420 As the end of the body 310 and 320 is kept inserted between the ends of the subsided body 310 and 320, and then cooled, the bonding force between the body 310, 320 and the decorative sheets 410, 420 is doubled, and the body ( The decorative sheets 410 and 420 from 310) 320 may be prevented from being lifted or peeled off.
- each corner portion of the profile was manufactured to be about 2.5 mm longer than the size of the finished window in consideration of the portion to be melted later.
- the profile is pressed after contacting the heating plate, and the end of the profile is melted by about 2.5 mm. It was heated first for 24-27 seconds until. Then, the end of the profile was secondarily heated at 230-250° C. for 2 seconds without pressing in contact with the heating plate.
- the generated bur is removed by the blade 113 provided in the upper and lower pressing pieces.
- the heating plate was discharged and removed, and then the ends of the profile were brought into contact with each other through left and right clamps and welded.
- Example 2 In the same manner as in Example 1, a synthetic resin profile product for windows and doors including the profile 10 welded through the welding portion 20 of Example 2-4 was manufactured.
- each corner portion of the profile was manufactured to be about 2.5 mm longer than the size of the finished window in consideration of the portion to be melted later.
- the profile is contacted with the heating plate and pressed until the end of the profile is melted by about 1.8 mm. Heated for seconds.
- the heating plate was discharged and removed, and the ends of the profile were pressed together through left and right clamps, and welded so that about 0.7 mm was pressed.
- the Raman mapping image was obtained by data processing by measuring a spectrum of 250 ⁇ 10 points at a resolution of 5 ⁇ m ⁇ 10 ⁇ m using a Raman spectroscopy (Renishaw, inVia reflex).
- the width of two or more points within the unit volume (5 ⁇ m (x-axis) ⁇ 100 ⁇ m (y-axis) ⁇ 100 ⁇ m (z-axis)) with Raman peak ratio I Degradation / I C-Cl of 0.130 or more was measured and described in Table 1 (wherein, the I Degradation is the intensity of the Raman peak that appears during thermal decomposition of the PVC resin, and the I C-Cl is the intensity of the Raman peak of the C-Cl bond of the PVC resin).
- the decorative sheet located on the left is indicated as decorative sheet 1
- the decorative sheet located on the right is indicated in Table 2 as decorative sheet 2.
- the synthetic resin profile product for windows of Example 1 has a width of the section where the Raman peak ratio I Degradation / I C-Cl is 0.130 or more than that of the synthetic resin profile product for windows and doors of Comparative Example 1, It was confirmed that the thermal denaturation of the PVC resin was minimized (see FIGS. 18 and 19).
- most of the burrs are generated during the first heating that pressurizes after contacting the heating plate, and at the same time, most of the synthetic resin profile body heat-modified by the primary heating is welded by removing the burrs by the blades provided in the upper and lower pressing pieces.
- the synthetic resin profile product for windows of Comparative Example 1 the burrs were finally removed after the heating plate was discharged and welded, so the synthetic resin profile body heat-denatured by the primary and secondary heating was not effectively removed.
- the synthetic resin profile product for windows and doors of Example 2-4 has a small width and height of the welding line, and unlike the synthetic resin profile product for windows and doors of Comparative Example 2-3, the white of the body is It could be confirmed that it was insignificant enough to be impossible to check with the naked eye.
- the synthetic resin profile product for windows and doors of Comparative Example 2-3 in which the end of the decorative sheet protrudes upward from the upper surface of the main body, the end of the decorative sheet was inserted from the upper surface of the main body. there was. Accordingly, it was confirmed that the synthetic resin profile product for windows and doors of the present invention has the effect of not lifting or peeling the decorative sheet from the main body (see FIGS. 3, 4 and 15, 16).
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Wing Frames And Configurations (AREA)
- Joining Of Corner Units Of Frames Or Wings (AREA)
Abstract
Description
용접부의 분광분석 결과(IDegradation/IC-Cl≥0.130인 구간의 폭, μm) | |
실시예 1 | 72 |
비교예 1 | 270 |
용접라인 | 장식시트 삽입여부 및 삽입길이 | |||
폭(mm) | 높이(mm) | 장식시트 1 | 장식시트 2 | |
실시예 2 | 0.127 | 0.028 | 삽입됨(삽입길이:0.225mm) | 삽입됨(삽입길이:0.388mm) |
실시예 3 | 0.080 | 0.042 | 삽입됨(삽입길이: 미측정) | 삽입됨(삽입길이: 미측정) |
실시예 4 | 0.040 | 0.038 | 삽입됨(삽입길이: 미측정) | 삽입됨(삽입길이:미측정) |
비교예 2 | 0.223 | 0.200 | 미삽입(돌출됨) | 미삽입(돌출됨) |
비교예 3 | 0.453 | 0.525 | 미삽입(돌출됨) | 미삽입(돌출됨) |
Claims (11)
- 용접부(20)를 매개로 용접된 합성수지 프로파일(10)을 포함하는 창호용 합성수지 프로파일 제품으로,상기 용접부(20)의 라만 피크 비 IDegradation/IC-Cl이 0.130 이상인 구간의 폭은 80μm 이하인 것인 창호용 합성수지 프로파일 제품(단, 상기 IDegradation은 PVC 수지의 열 분해 시 나타나는 라만 피크의 세기이고, 상기 IC-Cl은 PVC 수지의 C-Cl 결합의 라만 피크의 세기이며, 상기 구간은 라만 분광기(Renishaw, inVia reflex)를 이용한 라만 맵핑 이미지 상에서 라만 피크 비 IDegradation/IC-Cl이 0.130 이상인 포인트가 단위 체적(5μm×100μm×100μm) 내 2개 이상인 영역을 의미함).
- 제 1항에 있어서,상기 용접부(20)의 라만 피크 비 IDegradation/IC-Cl이 0.130 이상인 구간의 폭은 75μm 이하인 것인 창호용 합성수지 프로파일 제품(단, 상기 구간은 라만 분광기(Renishaw, inVia reflex)를 이용한 라만 맵핑 이미지 상에서 라만 피크 비 IDegradation/IC-Cl이 0.130 이상인 포인트가 단위 체적(5μm×100μm×100μm) 내 2개 이상인 영역임).
- 제 1항에 있어서,상기 용접부(20)의 라만 피크 비 IDegradation/IC-Cl이 0.140 이상인 구간의 폭은 80μm 이하인 것인 창호용 합성수지 프로파일 제품(단, 상기 구간은 라만 분광기(Renishaw, inVia reflex)를 이용한 라만 맵핑 이미지 상에서 라만 피크 비 IDegradation/IC-Cl이 0.140 이상인 포인트가 단위 체적(5μm×100μm×100μm) 내 2개 이상인 영역임).
- 제 1항에 있어서,상기 용접부(20)의 용접라인(500)의 폭은 0.001-0.25mm이고, 높이는 0.001-0.15mm인 것인 창호용 합성수지 프로파일 제품.
- 제 1항에 있어서,상기 용접부(20)의 용접라인(500)의 폭은 0.005-0.23mm이고, 높이는 0.005-0.13mm인 것인 창호용 합성수지 프로파일 제품.
- 제 1항에 있어서,상기 용접부(20)의 용접라인(500)의 폭은 0.01-0.20mm이고, 높이는 0.01-0.10mm인 것인 창호용 합성수지 프로파일 제품.
- 제 1항에 있어서,상기 합성수지 프로파일(10)은 본체(310)(320)와 상기 본체(310)(320) 표면에 부착된 장식시트(410)(420)를 포함하고,상기 장식시트(410)(420) 중 적어도 어느 하나의 단부가 상기 본체(310)(320) 내부에 삽입된 것인 창호용 합성수지 프로파일 제품.
- 제 7항에 있어서,상기 장식시트(410)(420)의 단부가 모두 상기 본체(310)(320) 내부에 삽입된 것인 창호용 합성수지 프로파일 제품.
- 제 8항에 있어서,상기 장식시트(410)(420)의 단부는 각각 상기 본체(310)(320)의 내부에 동일한 깊이 또는 상이한 깊이로 삽입된 것인 창호용 합성수지 프로파일 제품.
- 제 7항 또는 제 8항에 있어서,상기 장식시트(410)(420)의 적어도 어느 하나의 단부는 상기 본체(310)(320)의 상면에서부터 0.01-0.5mm의 깊이로 삽입된 것인 창호용 합성수지 프로파일 제품.
- 제 7항 또는 제8항에 있어서,상기 장식시트(410)(420)의 적어도 어느 하나의 단부는 상기 본체(310)(320)의 상면에서부터 0.01-0.45mm의 깊이로 삽입된 것인 창호용 합성수지 프로파일 제품.
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