JP2001058634A - 口栓取付装置 - Google Patents

口栓取付装置

Info

Publication number
JP2001058634A
JP2001058634A JP11234052A JP23405299A JP2001058634A JP 2001058634 A JP2001058634 A JP 2001058634A JP 11234052 A JP11234052 A JP 11234052A JP 23405299 A JP23405299 A JP 23405299A JP 2001058634 A JP2001058634 A JP 2001058634A
Authority
JP
Japan
Prior art keywords
plug
anvil
mounting device
horn
paper container
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP11234052A
Other languages
English (en)
Inventor
Toshiaki Nomura
敏明 野村
Masaki Miyoshi
征記 三好
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP11234052A priority Critical patent/JP2001058634A/ja
Publication of JP2001058634A publication Critical patent/JP2001058634A/ja
Pending legal-status Critical Current

Links

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
    • 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
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • B29C66/53246—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers
    • B29C66/53247—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers said spouts comprising flanges
    • 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
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped 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
    • B29C66/01—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
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt 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
    • B29C66/01—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
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • 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
    • B29C66/61—Joining from or joining on the inside
    • 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
    • B29C66/63—Internally supporting the article during joining
    • 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
    • B29C66/72—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
    • B29C66/72327—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 natural products or their composites, not provided for in B29C66/72321 - B29C66/72324
    • B29C66/72328—Paper
    • 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
    • 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
    • B29C66/81427—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 ridge, e.g. for making a weakening line; comprising a single tooth
    • 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
    • B29C66/81—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
    • B29C66/8145—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 constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/81457—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 constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a block or layer of deformable material, e.g. sponge, foam, rubber
    • 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
    • B29C66/816—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 mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8161—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 mounting of the pressing elements, e.g. of the welding jaws or clamps said pressing elements being supported or backed-up by springs or by resilient material
    • 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
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8227—Transmission mechanisms using springs
    • 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
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • 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
    • 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
    • B29C66/81411—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 characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81415—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 characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
    • B29C66/81419—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 characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and flat
    • 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
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7162—Boxes, cartons, cases
    • B29L2031/7166—Cartons of the fruit juice or milk type, i.e. containers of polygonal cross sections formed by folding blanks into a tubular body with end-closing or contents-supporting elements, e.g. gable type containers

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  • Engineering & Computer Science (AREA)
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Abstract

(57)【要約】 【課題】紙容器本体に穿設された注出口用窓孔の周縁内
面に貼着する口栓内付けタイプにも、周縁外面に貼着す
る口栓外付けタイプにも対応可能な、バリアフィルムの
クラック発生を防止する口栓取付装置の提供にある。 【解決手段】超音波を縦振動に変換するホーン３０とそ
れに相対する固定アンビル３２でなる口栓取付装置１で
あって、前記固定アンビル３２の中心に略円形状溝が刻
設され、該溝の中心に吸振体３８が設けられ、該吸振体
３８の周囲溝に上下動する保持具３６を介して引込アン
ビル３４が設けられている口栓取付装置１とするもので
ある。

Description

【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は、清涼飲料、酒類等
を収容する液体用紙容器に口栓を貼着するための口栓取
付装置に関するものである。
【０００２】
【従来の技術】従来より、例えば酒類等を収容するガラ
ス瓶に代わって、軽量でリサイクル可能な液体用紙容器
が知られ、特に大型サイズの容器では、頂部の傾斜面に
口栓が貼着された口栓付液体用紙容器として広く普及し
ている。
【０００３】上記口栓の貼着には、図２の側断面概略図
に示すように、例えば注出口用窓孔（１８）が穿設され
た紙容器本体（１０）の注出口用窓孔（１８）周縁内面
（１６ａ）に、下面にバリアフィルム（１２）（酸素や
水蒸気バリア性の付与とともに液体の密封を確実にする
ための中栓で、最初の開封時に口栓内部の円筒状開封刃
（図示せず）によって破られる）が内面にヒートシール
され、そのヒートシールされた口栓（２０）（キャップ
は省略してある）の台座リング（２２）の上面を短時間
シールが可能な超音波シール法で融着する口栓内付けタ
イプ液体用紙容器（２）と、図３の側断面概略図に示す
ように、注出口用窓孔（１８）が穿設され、該窓孔（１
８）を覆うバリアフィルム（１２）（ガスバリア性と中
栓を兼ねる）が内面にヒートシールされ、その窓孔（１
８）の周縁外面（１４ａ）に、口栓（２０）の台座リン
グ（２２）の下面を短時間シールが可能な超音波シール
法で融着する口栓外付けタイプの液体用紙容器（３）と
があり、それぞれのタイプは用途等に応じて使い分けら
れている。
【０００４】以上のように、内付けタイプでも外付けタ
イプでも口栓（２０）が超音波シール法によって短時間
で紙容器本体（１０）に完全に固着されるが、毎秒２〜
３万回という超音波振動によってバリアフィルム（１
２）の中心部にクラックが発生してフィルムのガスバリ
ア性に欠けたり、中栓の役目も果たさないという問題が
あった。
【０００５】そこで従来は、このクラック発生を軽減す
るため、上記内付けタイプでは、口栓（２０）本体に吸
振溝（図示せず）を設けたり、また、上記外付けタイプ
では、口栓（２０）本体の材質や形状を変えたり、超音
波を縦振動に変換するホーンの周波数を変化させたりし
ていた。
【０００６】
【発明が解決しようとする課題】しかしながら、上記の
クラック発生を軽減する従来技術において、口栓の内付
けタイプでは口栓の意匠性に自由度がなく、また口栓の
外付けタイプでは、口栓の意匠性や材質に自由度がな
く、かつ周波数を変化させる煩わしさなどの問題点があ
った。
【０００７】本発明は、かかる従来技術の問題点を解決
するものであり、その課題とするところは、紙容器本体
の頂部近傍に穿設された注出口用窓孔の周縁内面に貼着
する口栓内付けタイプにも、周縁外面に貼着する口栓外
付けタイプにも対応可能な、バリアフィルムへのクラッ
クの発生を防止する口栓取付装置を提供することにあ
る。
【０００８】
【課題を解決するための手段】本発明に於いて上記課題
を達成するために、まず請求項１の発明では、紙容器本
体の頂部近傍に穿設された注出口用窓孔の周縁内面もし
くは周縁外面に、口栓とその台座リングを貼着する超音
波を縦振動に変換するホーンとそれに相対する固定アン
ビル（受け冶具）でなる口栓取付装置であって、前記固
定アンビルの中心に略円形状溝が刻設され、該略円形状
溝の中心に吸振体が設けられ、該吸振体の周囲溝に保持
具を介して引込アンビルが設けられていることを特徴と
する口栓取付装置としたものである。
【０００９】また、請求項２の発明では、前記ホーンの
先端が引込アンビルの略中心に載置されてなることを特
徴とする請求項１記載の口栓取付装置としたものであ
る。
【００１０】また、請求項３の発明では、前記吸振体の
頂部と引込アンビルの上面と固定アンビルの上面が略同
一面であることを特徴とする請求項１または２記載の口
栓取付装置としたものである。
【００１１】さらにまた、請求項４の発明では、前記保
持具が、前記引込アンビルの上下動を可能にするバネも
しくはシリンダーであることを特徴とする請求項１、２
または３記載の口栓取付装置としたものである。
【００１２】
【発明の実施の形態】以下本発明の実施の形態を図面を
用いて詳細に説明する。本発明は、図４の斜視図に示す
ように、例えば頂部の傾斜面（１７）に注出口用窓孔
（１８）が穿設された紙容器本体（１０）の窓孔周縁内
面もしくは外面に、口栓（２０）の台座リング（図示せ
ず）を超音波シール法で融着するための口栓取付装置に
関するものであり、特に図２および図３に示すバリアフ
ィルム（１２）のクラック発生を防止する口栓取付装置
に関するものである。
【００１３】そこでまず本発明の口栓取付装置は、例え
ば、図２の側断面図に示すように、紙容器本体（１０）
に穿設された注出口用窓孔（１８）の周縁内面（１６
ａ）に、口栓（２０）とその台座リング（２２）を貼着
する口栓内付けタイプの液体用紙容器（２）とするため
の装置であり、図１の側断面図に示すように、その口栓
取付装置（１）は、超音波を縦振動に変換するホーン
（３０）とそれに相対する固定アンビル（３２）でな
り、この固定アンビル（３２）の中心に略円形状溝が刻
設され、該溝の中心に吸振体（３８）が設けられ、該吸
振体（３８）の周囲溝に、引込アンビル（３４）を保持
する保持具（３６）とその上にリング状の引込アンビル
（３４）が設けられているものである。
【００１４】また、図１に示すように、前記ホーン（３
０）の先端（３０ａ）が引込アンビル（３４）の略中心
にくるように載置され、さらに前記吸振体（３８）の頂
部と引込アンビル（３４）の上面と固定アンビル（３
２）の上面が略同一面とするものである。
【００１５】さらにまた、図１に示すように、前記保持
具（３６）は、引込アンビル（３４）を保持し、かつ引
込アンビル（３４）が上下動するようなバネあるいはシ
リンダーとするものである。
【００１６】上記のような構成の口栓取付装置（１）を
用いて、超音波シール法による口栓の貼着は、まず図５
の側断面図に示すように、固定アンビル（３２）に対
し、口栓内付けタイプの紙容器本体（１０）を挿入し、
口栓（２０）との位置決めを行う。
【００１７】続いて、図６の側断面図に示すように、ホ
ーン（３０）を下方に前進させ、ホーンの先端（３０
ａ）が引込アンビル（３４）の略中心にくるようにし、
紙容器本体（１０）と口栓の台座リング（２２）を加圧
固定する。この時ホーン（３０）の先端（３０ａ）に相
対する引込アンビル（３４）が保持具（３６）であるバ
ネにより下方に後退し、その結果吸振体（３８）が突出
して口栓（２０）に圧着し、同時にホーン（３０）から
の発振により前記吸振体（３８）が口栓（２０）に伝播
する振動を吸収する。よって口栓（２０）にシールされ
ているバリアフィルム（１２）に発生する振動を吸収す
るため、バリアフィルム（１２）中心部へのクラック発
生を防止することができる。
【００１８】また、図３に示すような注出口用窓孔（１
８）の周縁内面にバリアフィルム（１２）がシールされ
ている口栓外付けタイプの液体用紙容器（３）において
も上記口栓内付けタイプと同様の効果があり、前記バリ
アフィルム（１２）に発生する振動を吸収し、よってバ
リアフィルム（１２）中心部へのクラック発生を防止す
ることができる。
【００１９】本発明の口栓取付装置（１）に適用される
紙容器本体（１０）は、例えば外側から低密度ポリエチ
レン（２５μｍ）／コートボール（４００ｇ／ｃｍ2 ）
／サンドポリエチレン（２５μｍ）／アルミニウム箔
（７μｍ）／ポリエチレンテレフタレート（１２μｍ）
／低密度ポリエチレン（６０μｍ）の順に積層されたも
のが挙げられ、その最内外層ともヒートシール性に優れ
た低密度ポリエチレンが使用されている。
【００２０】また、口栓（２０）としては、一般的には
低密度ポリエチレン樹脂で成形されたもので、場合によ
っては高密度ポリエチレンが使用されるが、上記紙容器
本体（１０）に適性シール条件の非常に狭い超音波シー
ル法で融着するには、融点（１００℃〜１２０℃）が同
一の低密度ポリエチレン製であることが必要条件であ
り、高密度ポリエチレン製の口栓の場合は、口栓の台座
リング（２２）と紙容器本体（１０）の外面あるいは内
面との間に他の樹脂すなわち融点が類似した樹脂膜を介
在させる必要がある。
【００２１】また、バリアフィルム（１２）としては、
例えば外側すなわち口栓の台座リング（２２）にヒート
シールされる側あるいは紙容器本体（１０）の注出口用
窓孔（１８）周縁内面にヒートシールされる側から低密
度ポリエチレン（４０μｍ）／アルミニウム箔（７μ
ｍ）／ポリエチレンテレフタレート（１２μｍ）の順で
積層されたものが挙げられ、外面がヒートシール製に優
れた低密度ポリエチレンでなり、ヒートシールされる紙
容器本体（１０）や口栓（２０）も同様の低密度ポリエ
チレンであるのが一般的である。
【００２２】以上のような構成の紙容器本体（１０）
に、本発明の口栓取付装置（１）による口栓（２０）の
融着は、例えば発振時間０．５秒、振幅６０μｍ、冷却
時間０．２秒、圧力４．５ｋｇｆ／ｃｍ2 の超音波シー
ル条件で、安定して強固に固着され、かつバリアフィル
ム（１２）中心部におけるクラック発生を防止できるも
のである。
【００２３】
【発明の効果】本発明は以上の構成であるから、下記に
示す如き効果がある。即ち、紙容器本体穿設された注出
口用窓孔の周縁内面もしくは周縁外面に、口栓を貼着す
る、ホーンとそれに相対する固定アンビルでなる口栓取
付装置であって、前記固定アンビルの中心に略円形状溝
が刻設され、該溝の中心に吸振体が設けられ、該吸振体
の周囲溝にバネ等でなる保持具を介して引込アンビルが
設けられている口栓取付装置とすることによって、紙容
器本体への口栓の融着に際し、ホーンを下方に前進させ
ると、吸振体が突出して口栓に伝播する振動を吸収すの
で、バリアフィルムのクラック発生を防止することがで
きる。
【００２４】よって従来のように口栓の形状や材質を変
える必要がなく、かつ超音波の発振条件も変えることを
要せず、口栓内付けタイプでも外付けタイプの液体用紙
容器にも適用可能な口栓取付装置を提供できる。
【００２５】従って本発明は、酒類や清涼飲料を収容す
る口栓付液体用紙容器の製造において、優れた実用上の
効果を発揮する。
【図面の簡単な説明】
【図１】本発明の口栓取付装置の一実施の形態を側断面
で表した概略説明図である。
【図２】本発明の口栓取付装置に適用される口栓内付け
タイプの液体用紙容器の一実施の形態を側断面で表した
概略説明図である。
【図３】本発明の口栓取付装置に適用される口栓外付け
タイプの液体用紙容器の一実施の形態を側断面で表した
概略説明図である。
【図４】本発明の口栓取付装置に適用される口栓付液体
用紙容器の一実施の形態を説明する斜視図である。
【図５】本発明の口栓取付装置を用いて、口栓を紙容器
本体に融着するための位置決め工程の一実施の形態を側
断面で表した概略説明図である。
【図６】本発明の口栓取付装置を用いて、口栓を紙容器
本体に融着するための超音波発振の工程の一実施の形態
を側断面で表した概略説明図である。
【符号の説明】
１‥‥口栓取付装置 ２‥‥口栓内付けタイプの液体用紙容器 ３‥‥口栓内付けタイプの液体用紙容器 １０‥‥紙容器本体 １２‥‥バリアフィルム １４ａ‥‥窓孔周縁外面 １６ａ‥‥窓孔周縁内面 １８‥‥注出口用窓孔 １７‥‥傾斜面 ２０‥‥口栓 ２２‥‥台座リング ３０‥‥ホーン ３０ａ‥‥ホーンの先端 ３２‥‥固定アンビル ３４‥‥引込アンビル ３６‥‥保持具 ３８‥‥吸振体

Claims (4)

    【特許請求の範囲】
  1. 【請求項１】紙容器本体の頂部近傍に穿設された注出口
    用窓孔の周縁内面もしくは周縁外面に、口栓とその台座
    リングを貼着する、超音波を縦振動に変換するホーンと
    それに相対する固定アンビルでなる口栓取付装置であっ
    て、前記固定アンビルの中心に略円形状溝が刻設され、
    該略円形状溝の中心に吸振体が設けられ、該吸振体の周
    囲溝に保持具を介して引込アンビルが設けられているこ
    とを特徴とする口栓取付装置。
  2. 【請求項２】前記ホーンの先端が引込アンビルの略中心
    に載置されてなることを特徴とする請求項１記載の口栓
    取付装置。
  3. 【請求項３】前記吸振体の頂部と引込アンビルの上面と
    固定アンビルの上面が略同一面であることを特徴とする
    請求項１または２記載の口栓取付装置。
  4. 【請求項４】前記保持具が、前記引込アンビルの上下動
    を可能にするバネもしくはシリンダーであることを特徴
    とする請求項１、２または３記載の口栓取付装置。
JP11234052A 1999-08-20 1999-08-20 口栓取付装置 Pending JP2001058634A (ja)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010525964A (ja) * 2007-05-03 2010-07-29 アンダーセン，ステイン，ヴィダー フィットメントアプリケータ用のアンビル装置
EP4029677A3 (en) * 2021-01-15 2022-07-27 T.A. Systems, Inc. Bracket presenter for ultrasonic welder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010525964A (ja) * 2007-05-03 2010-07-29 アンダーセン，ステイン，ヴィダー フィットメントアプリケータ用のアンビル装置
EP4029677A3 (en) * 2021-01-15 2022-07-27 T.A. Systems, Inc. Bracket presenter for ultrasonic welder

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