JP5467557B2 - ボール及びボールの製造方法 - Google Patents
ボール及びボールの製造方法 Download PDFInfo
- Publication number
- JP5467557B2 JP5467557B2 JP2009119873A JP2009119873A JP5467557B2 JP 5467557 B2 JP5467557 B2 JP 5467557B2 JP 2009119873 A JP2009119873 A JP 2009119873A JP 2009119873 A JP2009119873 A JP 2009119873A JP 5467557 B2 JP5467557 B2 JP 5467557B2
- Authority
- JP
- Japan
- Prior art keywords
- molding
- foam
- inner member
- layer
- foamed
- 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.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 238000000465 moulding Methods 0.000 claims description 91
- 239000006260 foam Substances 0.000 claims description 45
- 239000006261 foam material Substances 0.000 claims description 38
- 238000005187 foaming Methods 0.000 claims description 24
- 238000003825 pressing Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 8
- 230000001737 promoting effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 230000003313 weakening effect Effects 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 12
- 239000003507 refrigerant Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 4
- 238000004073 vulcanization Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 239000002649 leather substitute Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B45/00—Apparatus or methods for manufacturing balls
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B41/00—Hollow inflatable balls
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
- B29D22/04—Spherical articles, e.g. balls
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2243/00—Specific ball sports not provided for in A63B2102/00 - A63B2102/38
- A63B2243/0037—Basketball
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
パネル5は、天然皮革で構成されている。パネル5の表面には小さな突起(図示せず)が多数形成されている。パネル5は、その裏面及び周縁部が発泡層4に対し貼り付けられている。尚、パネル5は、ポリウレタン等の人工皮革又は合成皮革又は天然皮革や、これらとゴム材料、樹脂材料、繊維材料等との任意の組み合わせによる多層構造体等で構成することができる。また、パネル5の形状や枚数も任意に設定することができる。
2 チューブ(内側部材)
4 発泡層
5 パネル
11 成形型
17a,18a 成形面
A 発泡材料
B 中間成形品
Claims (2)
- 中空状で膨張可能な内側部材と、内側部材の外側に設けられた発泡層と、発泡層の外面に互いに間隔をあけて設けられた複数のパネルとを備えるとともに、隣り合うパネルの隙間を埋めるように発泡層の一部を両パネルの間へ突出させたボールの製造方法であって、内側部材の外側に発泡層を構成する発泡材料を配置した状態で該内側部材及び発泡材料を成形型内に収容する準備工程と、準備工程の後に内側部材の内圧が上昇することで発泡材料を成形型の成形面に押し付ける第1成形工程と、第1成形工程の後に内側部材の内部から流体を抜くことで発泡材料の成形面への押し付け力を弱めて発泡材料の発泡を促進させる発泡促進工程と、発泡促進工程の後に内側部材の内圧を第1成形工程のときと同程度か又は第1成形工程のときよりも低めとなるまで上昇させることで発泡材料の成形面への押し付け力を高めて発泡層を得る第2成形工程と、発泡層の外面にパネルを貼り付けるパネル貼り付け工程とを備えていることを特徴とするボールの製造方法。
- 中空状で膨張可能な内側部材と、内側部材の外側に設けられた補強層と、補強層の外側に設けられた発泡層と、発泡層の外面に互いに間隔をあけて設けられた複数のパネルとを備えるとともに、隣り合うパネルの隙間を埋めるように発泡層の一部を両パネルの間へ突出させたボールの製造方法であって、内側部材の外側に補強層と発泡層を構成する発泡材料とを配置した状態で内側部材及び発泡材料を成形型内に収容する準備工程と、準備工程の後に内側部材の内圧が上昇することで発泡材料を成形型の成形面に押し付ける第1成形工程と、第1成形工程の後に内側部材の内部から流体を抜くことで発泡材料の成形面への押し付け力を弱めて発泡材料の発泡を促進させる発泡促進工程と、発泡促進工程の後に内側部材の内圧を第1成形工程のときと同程度か又は第1成形工程のときよりも低めとなるまで上昇させることで発泡材料の成形面への押し付け力を高めて発泡層を得る第2成形工 程と、発泡層の外面にパネルを貼り付けるパネル貼り付け工程とを備えていることを特徴とするボールの製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009119873A JP5467557B2 (ja) | 2009-05-18 | 2009-05-18 | ボール及びボールの製造方法 |
PCT/JP2010/003116 WO2010134274A1 (ja) | 2009-05-18 | 2010-05-06 | ボール及びボールの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009119873A JP5467557B2 (ja) | 2009-05-18 | 2009-05-18 | ボール及びボールの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010264180A JP2010264180A (ja) | 2010-11-25 |
JP5467557B2 true JP5467557B2 (ja) | 2014-04-09 |
Family
ID=43125968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009119873A Active JP5467557B2 (ja) | 2009-05-18 | 2009-05-18 | ボール及びボールの製造方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5467557B2 (ja) |
WO (1) | WO2010134274A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5649982B2 (ja) * | 2011-01-05 | 2015-01-07 | 株式会社モルテン | ボール |
GB2566007A (en) * | 2017-08-22 | 2019-03-06 | Chien Chuan Lo | Inflatable ball |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4821210B2 (ja) * | 2005-08-22 | 2011-11-24 | 三菱化学株式会社 | 生分解性樹脂発泡粒子、生分解性樹脂発泡粒子の製造方法、及び、型内発泡成形体 |
US7648434B2 (en) * | 2006-04-07 | 2010-01-19 | Molten Corporation | Ball for ball game |
JP5058557B2 (ja) * | 2006-10-25 | 2012-10-24 | 株式会社カネカ | ポリプロピレン系樹脂予備発泡粒子、及び型内発泡成形体 |
-
2009
- 2009-05-18 JP JP2009119873A patent/JP5467557B2/ja active Active
-
2010
- 2010-05-06 WO PCT/JP2010/003116 patent/WO2010134274A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2010134274A1 (ja) | 2010-11-25 |
JP2010264180A (ja) | 2010-11-25 |
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