JP7137441B2 - 樹脂成形品及びその製造方法 - Google Patents
樹脂成形品及びその製造方法 Download PDFInfo
- Publication number
- JP7137441B2 JP7137441B2 JP2018208616A JP2018208616A JP7137441B2 JP 7137441 B2 JP7137441 B2 JP 7137441B2 JP 2018208616 A JP2018208616 A JP 2018208616A JP 2018208616 A JP2018208616 A JP 2018208616A JP 7137441 B2 JP7137441 B2 JP 7137441B2
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- Prior art keywords
- layer
- laminate
- resin
- sheet
- resin molded
- Prior art date
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- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/025—Polyolefin
-
- 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
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0278—Polyurethane
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/51—Elastic
-
- 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
- B32B2369/00—Polycarbonates
-
- 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
- B32B2605/08—Cars
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Ceramic Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Description
前記積層体の最下層が前記底部に覆われるとともに、前記積層体の周縁部が前記囲繞部に囲繞され、且つ前記表皮層の上面が露出して意匠面となり、
前記積層体の周縁部は、前記囲繞部の内部に埋入されていることを特徴とする。
前記積層体を射出成形装置のキャビティに収容して溶融樹脂を射出成形し、前記溶融樹脂を硬化させて、前記積層体の最下層を覆う底部と、前記積層体の周縁部が埋入した囲繞部とを有する被覆樹脂層を形成するとともに、前記表皮層の上面が前記被覆樹脂層から露出して意匠面となる樹脂成形品を得る被覆樹脂層形成工程を有することを特徴とする。
14…被覆樹脂層 16…芯材層
17…クッション層 18…表皮層
20…環状溝 22…段部
24…有底穴 26…底部
28…囲繞部 29…ラミネート装置
34a、34b…接着用シート 36a、36b…プレス用ローラ
38…シート積層品 40…トリミング装置
42…トリミング品 44…熱プレス装置
46…凹部 48…開口
50…孔部 52…ワーク
60…射出成形装置 62…下型
64…上型 66a、66b…注入部
68…押さえピン 70…環状突起
72…保持部 74…環状凸部
76…シリンダ 78…摺動ピン
80…キャビティ 102…芯材用シート
104…クッション用シート 106…表皮用シート
110…加圧装置 114…加圧ローラ
120、122…重畳体 130…ペースト接着剤
132…スクリーン塗布装置 136…スクリーン
138…スキージ SR…溶融樹脂
Claims (7)
- 表皮層、クッション層、芯材層を含んで積層された積層体と、底部と囲繞部を有する被覆樹脂層とを備える樹脂成形品であって、
前記積層体の最下層が前記底部に覆われるとともに、前記積層体の周縁部が前記囲繞部に囲繞され、且つ前記表皮層の上面が露出して意匠面となり、
前記積層体の周縁部は、前記囲繞部の内部に埋入され、
前記表皮層が、合成皮革、人工皮革、天然皮革のうちの少なくともいずれか1種からなることを特徴とする樹脂成形品。 - 請求項1記載の樹脂成形品において、前記芯材層の融点が前記クッション層に比して高いことを特徴とする樹脂成形品。
- 請求項1又は2記載の樹脂成形品において、前記積層体は、前記意匠面側から、前記表皮層、前記クッション層、前記芯材層がこの順序で積層されて構成され、前記芯材層が前記最下層であることを特徴とする樹脂成形品。
- 表皮層、クッション層、芯材層を含んで積層された積層体と、底部と囲繞部を有する被覆樹脂層とを備える樹脂成形品であって、
前記積層体の最下層が前記底部に覆われるとともに、前記積層体の周縁部が前記囲繞部に囲繞され、且つ前記表皮層の上面が露出して意匠面となり、
前記積層体の周縁部は、前記囲繞部の内部に埋入され、
前記積層体は、前記意匠面側から、前記表皮層、前記クッション層、前記芯材層がこの順序で積層されて構成され、前記芯材層が前記最下層であり、
前記芯材層は、シート状の樹脂材からなり、且つその融点が前記クッション層に比して高く、
前記クッション層の厚みが前記表皮層及び前記芯材層の各厚みよりも大きいことを特徴とする樹脂成形品。 - 請求項1~4のいずれか1項に記載の樹脂成形品において、前記クッション層がウレタンフォームからなることを特徴とする樹脂成形品。
- 請求項1~5のいずれか1項に記載の樹脂成形品において、前記芯材層がポリカーボネートシートからなることを特徴とする樹脂成形品。
- 表皮層、クッション層、芯材層を含んで積層された積層体と、底部と囲繞部を有する被覆樹脂層とを備える樹脂成形品の製造方法であって、
前記積層体を射出成形装置のキャビティに収容して溶融樹脂を射出成形し、前記溶融樹脂を硬化させて、前記積層体の最下層を覆う底部と、前記積層体の周縁部が埋入した囲繞部とを有する被覆樹脂層を形成するとともに、前記表皮層の上面が前記被覆樹脂層から露出して意匠面となる樹脂成形品を得る被覆樹脂層形成工程を有し、
前記積層体を所定の形状に加工する加工工程を有し、前記被覆樹脂層形成工程を、前記加工工程にて加工された前記積層体に対して行うとともに、
前記加工工程にて加工された前記積層体の周縁部を曲げ加工する曲げ加工工程を有し、前記被覆樹脂層形成工程を、前記曲げ加工工程にて周縁部が曲げられた前記積層体に対して行うことを特徴とする樹脂成形品の製造方法。
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