JPH072375B2 - 内装材の製造方法 - Google Patents

内装材の製造方法

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Publication number
JPH072375B2
JPH072375B2 JP1071057A JP7105789A JPH072375B2 JP H072375 B2 JPH072375 B2 JP H072375B2 JP 1071057 A JP1071057 A JP 1071057A JP 7105789 A JP7105789 A JP 7105789A JP H072375 B2 JPH072375 B2 JP H072375B2
Authority
JP
Japan
Prior art keywords
base material
skin
hot
trimming
trim
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.)
Expired - Lifetime
Application number
JP1071057A
Other languages
English (en)
Other versions
JPH02248233A (ja
Inventor
正信 藤井
Original Assignee
池田物産株式会社
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 池田物産株式会社 filed Critical 池田物産株式会社
Priority to JP1071057A priority Critical patent/JPH072375B2/ja
Priority to US07/437,609 priority patent/US4986865A/en
Priority to GB8926475A priority patent/GB2229673B/en
Priority to FR9000882A priority patent/FR2644726A1/fr
Priority to DE4007829A priority patent/DE4007829A1/de
Publication of JPH02248233A publication Critical patent/JPH02248233A/ja
Publication of JPH072375B2 publication Critical patent/JPH072375B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B29C43/183—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles the preformed layer being a lining, e.g. shaped in the mould before compression moulding, or a preformed shell adapted to the shape of the mould
    • B29C43/184—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles the preformed layer being a lining, e.g. shaped in the mould before compression moulding, or a preformed shell adapted to the shape of the mould shaped by the compression of the material during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B29C63/04—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/42—Layered products comprising a layer of synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/024—Woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
    • B29C51/082—Deep drawing or matched-mould forming, i.e. using mechanical means only by shaping between complementary mould parts
    • 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
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/002—Panels; Plates; Sheets
    • 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
    • B29L2009/00—Layered products
    • 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
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2327/00—Polyvinylhalogenides
    • B32B2327/06—PVC, i.e. polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2375/00—Polyureas; Polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R13/0212—Roof or head liners
    • B60R13/0225—Roof or head liners self supporting head liners
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1028—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by bending, drawing or stretch forming sheet to assume shape of configured lamina while in contact therewith
    • Y10T156/1031—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by bending, drawing or stretch forming sheet to assume shape of configured lamina while in contact therewith with preshaping of lamina
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1034—Overedge bending of lamina about edges of sheetlike base
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1043—Subsequent to assembly
    • Y10T156/1049—Folding only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1051—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by folding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/108—Flash, trim or excess removal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は例えば自動車等の車輌の天井材、扉トリム，リ
ヤパーセル等の内装材の製造方法に関するものである。
〔発明の背景〕
第９図に示すように例えば自動車の天井材（１）は基材
（２）と表皮（３）とからなり、該天井材（１）は周縁
をトリミングされ、かつ補強梁を取付けるクリップ穴
（22）やルームランプの取付穴（21）が設けられてい
る。また該天井材（１）の端末においては基材（２）の
端面を隠蔽するために表皮（３）を基材（２）から食み
出させ該食み出し部分（31）を基材（２）の裏面に曲げ
回して接着剤やタッカー針等で固定している。
〔従来の技術〕
上記天井材（１）のような内装材を製造するには従来下
記の工程によっていた。
基材（２）をホットプレスする工程1. 成形された基材（２）の必要な個所をトリムしかつ穴明
けする工程2. 該基材（２）を加熱するかまたは接着剤を塗布する工程
3. 加熱された該基材（２）の表面にホットメルトシートを
介して表皮（３）を圧着するかまたは接着剤を塗布され
た該基材（２）の表面に表皮（３）を圧着する工程4. 該表皮（３）の必要な個所をトリムしかつ穴明けする工
程5. 基材（２）の端末の該表皮（３）食み出し部分（31）を
基材（２）の裏面に曲げ回して接着剤やタッカー針等で
固定する工程6. 〔発明が解決しようとする課題〕 上記従来の製造方法においては工程が６つにもなり非常
に手間がかかりまた長時間を要するものであった。
〔課題を解決するための手段〕
本発明は上記従来の課題を解決するための手段として、
基材をホットプレスすると同時に必要な個所をトリムし
かつ穴明けする工程1. 工程１の予熱を利用してホットメルトシートを介して表
皮を該基材に圧着する工程2. 圧着した表皮の必要な個所をトリムしかつ穴明けする工
程3. 該工程３において表皮のトリム寸法および穴明け寸法を
基材のトリム寸法および穴明け寸法と異ならしめること
により表皮を基材端末および基材穴部において食み出さ
せ、基材端末において表皮食み出し部分を基材裏面に曲
げ回して固定する工程4. 以上の工程1,2,3,4からなる内装材の製造方法を提供す
るものである。
本発明において基材にはフェノール樹脂，メラミン樹
脂，尿素樹脂，ポリエチレン，ポリプロピレン等の合成
樹脂をバインダーとして繊維を結着したレジンフェル
ト，ダンボール，ウレタン樹脂，ウレタンプレポリマ
ー，イソシアナート化合物，メラミン樹脂，尿素樹脂，
アクリル樹脂等の合成樹脂，プレポリマー，モノマー等
を含浸したポリウレタン発泡体等が材料として使用され
る。
本発明において表皮には合成皮革，天然皮革，不織布，
繊維編織物，プラスチックシート、あるいはこれら表皮
とポリウレタン発泡体やポリエチレン発泡体等のプラス
チック発泡体と積層表皮等が用いられる。
本発明においてホットメルトシートにはポリエチレンシ
ート，ポリアミドシート，ポリ塩化ビニリデンシート等
のホットメルト接着剤のシートが用いられ、該ホットメ
ルトシートは通常前もって表皮に裏打ちされている。
〔実施例〕
本発明を第１図〜第８図に示す一実施例によって説明す
れば、工程１においては第１図に示すように上型（11）
と下型（12）とからなる熱圧成形機（10）にフェノール
樹脂をバインダーとした半硬化状態ないしは未硬化状態
のレジンフェルト（２）Ａをセットする。該熱圧成形機
（10）の上型（11）面にはトリミング刃（11）Ａ、ピア
ス（11）Ｂが所定位置に配されている。そして該上型
（11）と下型（12）との間でレジンフェルト（２）Ａを
ホットプレスして成形と同時に完全硬化させ同時にトリ
ムおよび穴明けを行う。この場合成形条件は通常温度17
0〜210℃、成形圧は２〜4kg/cm2程度とする。
このようにして基材（２）が成形され、同時に端末およ
びルームランプ取付穴（21）周縁がトリムされ、かつ補
強梁取付用クリップ穴（22）がピアスされる。上記トリ
ムにおいてトリミング刃（11）Ａの刃角度θは40°程度
とするのが好ましく、このようなトリミング刃（11）Ａ
にて半硬化状態や未硬化状態のレジンフェルト（２）Ａ
を裁断すると繊維はトリミング刃（11）Ａによって第３
図に示すように刃押圧方向へなびきつつ押切りされるの
で繊維切断面が基材（２）端面に直交しない。このこと
は後述する基材端末における表皮接着の時に大きな利点
となる。
工程２においては工程１で成形されトリムされ穴明けさ
れた基材（２）を第４図に示すように上型（13）と下型
（14）とからなる圧着型（15）にセットし、基材（２）
が冷却しないうちにホットメルトシート（４）を裏打ち
した表皮（３）を重合して圧着する。該表皮（３）は第
５図に示すようにポリ塩化ビニルシート（３）Ａとポリ
ウレタン発泡体（３）Ｂとの積層物である。
工程３においては第６図に示すように工程２において基
材（２）に圧着された表皮（３）に対して上型（16）と
下型（17）とからなるトリムピアス型（18）によってト
リムおよび穴明けを行う。該トリムピアス型（18）の上
型（16）面にはトリミング刃（16）Ａ、ピアス（16）Ｂ
が所定位置に配され、表皮（３）の端末およびルームラ
ンプ取付穴（21）周縁がトリムされ、補強梁取付け用ク
リップ穴（22）がピアスされる。この際、第７図イに示
すように表皮（３）のトリム寸法を基材（２）のトリム
寸法と異ならしめることによって基材（２）端末におい
て表皮（３）食み出し部分（31）を形成し、ロに示すよ
うに表皮（３）の穴明け寸法を基材（２）の孔明け寸法
と異ならしめることによって基材（２）のクリップ穴
（22）周縁から表皮（３）を食み出させる。
工程４においては第８図に示すように工程３において基
材（２）端末から食み出すようにトリムされた表皮
（３）の食み出し部分（31）を基材（２）の裏面に曲げ
回してタッカー（５）によって固定する。タッカー
（５）の代りに接着剤によって固定してもよい。この場
合基材（２）端末において前記したようにトリミング刃
（11）Ａの押切りにより基材（２）の繊維は基材（２）
端面と直交しないので表皮食み出し部（31）と基材
（２）との接着面に繊維が沿うような状態となり接着力
が向上する。
このようにして第９図に示すような自動車の天井材
（１）が製造される。
〔作用・効果〕
本発明においては基材をホットプレスすると同時に必要
な個所をトリムしかつ穴明けし、また基材ホットプレス
の予熱によってホットメルトシートを介して表皮を圧着
するから、従来の６工程が４工程に短縮され、手間も省
けかつ製造時間も大巾に短縮される。
【図面の簡単な説明】
第１図は工程１におけるホットプレス前の状態説明図、
第２図は工程１におけるホットプレス時の状態説明図、
第３図はレジンフェルト押切り状態説明図、第４図は工
程２の説明図、第５図は表皮部分断面図、第６図は工程
３の説明図、第７図イは基材端末部分断面図、ロはクリ
ップ穴部分断面図、第８図は工程４の説明図、第９図は
天井材の斜視図である。 図中、（１）……天井材、（２）……基在、（３）……
表皮、（４）……ホットメルトシート、（10）……熱圧
成形型、（11）Ａ……トリミング刃、（11）Ｂ……ピア
ス、（13）……圧着型、（16）Ａ……トリミング刃、
（16）Ｂ……ピアス、（18）……トリムピアス型、（2
1）……ルームランプ取付孔、（22）……補強梁取付用
クリップ孔、（31）……表皮食み出し部

Claims (1)

    【特許請求の範囲】
  1. 【請求項１】基材をホットプレスすると同時に必要な個
    所をトリムしかつ穴明けする工程1. 工程１の予熱を利用してホットメルトシートを介して表
    皮を該基材に圧着する工程2. 圧着した表皮の必要な個所をトリムしかつ穴明けする工
    程3. 該工程３において表皮のトリム寸法および穴明け寸法を
    基材のトリム寸法および穴明け寸法と異ならしめること
    により表皮を基材端末および基材穴部において食み出さ
    せ、基材端末において表皮食み出し部分を基材裏面に曲
    げ回して固定する工程4. 以上の工程1,2,3,4からなることを特徴とする内装材の
    製造方法。
JP1071057A 1989-03-22 1989-03-22 内装材の製造方法 Expired - Lifetime JPH072375B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1071057A JPH072375B2 (ja) 1989-03-22 1989-03-22 内装材の製造方法
US07/437,609 US4986865A (en) 1989-03-22 1989-11-17 Method of producing trim board
GB8926475A GB2229673B (en) 1989-03-22 1989-11-23 Method of producing trim board
FR9000882A FR2644726A1 (fr) 1989-03-22 1990-01-25 Procede de production d'un panneau de garniture pour un vehicule automobile
DE4007829A DE4007829A1 (de) 1989-03-22 1990-03-12 Verfahren zum herstellen einer verkleidungsplatte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1071057A JPH072375B2 (ja) 1989-03-22 1989-03-22 内装材の製造方法

Publications (2)

Publication Number Publication Date
JPH02248233A JPH02248233A (ja) 1990-10-04
JPH072375B2 true JPH072375B2 (ja) 1995-01-18

Family

ID=13449513

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JP1071057A Expired - Lifetime JPH072375B2 (ja) 1989-03-22 1989-03-22 内装材の製造方法

Country Status (5)

Country Link
US (1) US4986865A (ja)
JP (1) JPH072375B2 (ja)
DE (1) DE4007829A1 (ja)
FR (1) FR2644726A1 (ja)
GB (1) GB2229673B (ja)

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Also Published As

Publication number Publication date
JPH02248233A (ja) 1990-10-04
DE4007829C2 (ja) 1991-11-21
FR2644726B1 (ja) 1994-11-10
FR2644726A1 (fr) 1990-09-28
DE4007829A1 (de) 1990-10-04
US4986865A (en) 1991-01-22
GB2229673A (en) 1990-10-03
GB8926475D0 (en) 1990-01-10
GB2229673B (en) 1992-05-20

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