JPH05345329A - Injection molded product made of synthetic resin - Google Patents
Injection molded product made of synthetic resinInfo
- Publication number
- JPH05345329A JPH05345329A JP15667992A JP15667992A JPH05345329A JP H05345329 A JPH05345329 A JP H05345329A JP 15667992 A JP15667992 A JP 15667992A JP 15667992 A JP15667992 A JP 15667992A JP H05345329 A JPH05345329 A JP H05345329A
- Authority
- JP
- Japan
- Prior art keywords
- molded product
- synthetic resin
- thin
- resin injection
- 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
Links
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、合成樹脂製射出成形品
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic resin injection molded product.
【0002】[0002]
【従来の技術】使用後の合成樹脂製射出成形品の処理
は、埋め立て又は焼却が殆どであるが、昨今、環境保護
や資源保護の関係から再生再利用が叫ばれている。2. Description of the Related Art Most of the processing of synthetic resin injection molded products after use is landfilling or incineration, but in recent years, recycling and recycling have been demanded for environmental protection and resource protection.
【0003】[0003]
【発明が解決しようとする課題】そこで、自動車や家電
製品などでは、樹脂部材と金属部材等を組み合わせた複
合成形品などは、廃棄処理などを行う際に樹脂部材と金
属部材等を材料毎に分別して廃棄できるように、樹脂部
材と金属部材等が分解しやすいように設計されたものが
ある。Therefore, in automobiles, home electric appliances, and the like, composite molded products in which a resin member and a metal member, etc., are combined, and the resin member and the metal member are separated by material when they are discarded. Some of them are designed so that the resin member and the metal member are easily disassembled so that they can be separated and discarded.
【0004】しかし、再生再利用を図るにしても家庭な
どからそれら合成樹脂製射出成形品を回収しなければな
らないが、これら成形品は、様々な形状をしており、嵩
張るため、移送や集積に非常にコストがかかると言う問
題がある。本発明は、このような事情に鑑みて、廃棄時
に容易に嵩を小さくすることができる合成樹脂製射出成
形品を提供することを目的としている。However, even if it is intended to recycle and reuse, it is necessary to collect the injection molded products made of synthetic resin from households and the like, but since these molded products have various shapes and are bulky, they are transported or collected. The problem is that it is very costly. In view of such circumstances, an object of the present invention is to provide a synthetic resin injection-molded article that can be easily reduced in size at the time of disposal.
【0005】[0005]
【課題を解決するための手段】本発明にかかる合成樹脂
製射出成形品は、このような目的を達成するために、筋
状の肉薄部を所望部分に形成した。上記構成において、
筋状の肉薄部は、成形品の表面側または内側に、網状や
格子状に溝を設けたり、周方向連続的に成形品の一部の
厚みを薄くすることで形成することができ、連続してい
ることが好ましいが、一部で不連続部が設けられていて
も構わない。また、その位置、数、幅等は、成形品の強
度に問題ない範囲であれば特に限定されない。In order to achieve such an object, the synthetic resin injection-molded article according to the present invention is formed with a striped thin portion at a desired portion. In the above configuration,
The thin striped portion can be formed by forming grooves in a mesh shape or a grid pattern on the surface side or inside of the molded product, or by continuously thinning a part of the molded product in the circumferential direction. However, the discontinuous portion may be partially provided. The position, number, width, etc. are not particularly limited as long as the strength of the molded product is not a problem.
【0006】さらに、肉薄部の厚みは、隣接する他の部
分の厚みの50%以下、または、1.5mm以下のいずれ
かの条件を満たしていることが好ましい。なお、射出成
形するにあたって、肉薄部の設計は、金型の抜き勾配と
荷重物性に留意して行うようにすればよい。また、成形
品を構成する樹脂としては、特に限定されず、たとえ
ば、ポリ塩化ビニル(PVC)、ポリエチレンテレフタ
レート(PET)、ポリカーボネイト(PC)、ポリエ
チレン(PE)、ポリプロピレン(PP)等が挙げられ
る。Furthermore, it is preferable that the thickness of the thin portion satisfies either of the conditions of 50% or less of the thickness of other adjacent portions, or 1.5 mm or less. In the injection molding, the design of the thin portion may be performed by paying attention to the draft of the mold and the physical properties of the load. The resin constituting the molded product is not particularly limited, and examples thereof include polyvinyl chloride (PVC), polyethylene terephthalate (PET), polycarbonate (PC), polyethylene (PE), polypropylene (PP) and the like.
【0007】成形品の種類としては、特に限定されない
が、嵩高い中空容器等が特に好ましい。The type of molded article is not particularly limited, but a bulky hollow container or the like is particularly preferable.
【0008】[0008]
【作用】上記構成によれば、家庭においては、廃棄時に
カッターナイフ等の手動利器によって肉薄部に沿って成
形品を裁断して小さく切り刻み嵩を小さくして廃棄する
ことができる。また、プレス機等を用いる場合において
も肉薄部が折り目となって容易に圧縮したり破砕したり
することができる。According to the above construction, at the time of disposal, at the time of disposal, a molded product can be cut along a thin portion by a manual cutting tool such as a cutter knife, cut into small pieces to reduce the bulk, and can be discarded. Further, even when a pressing machine or the like is used, the thin portion becomes a crease and can be easily compressed or crushed.
【0009】[0009]
【実施例】以下に、本発明を、その実施例をあらわす図
面を参照しつつ詳しく説明する。図1は本発明にかかる
合成樹脂製射出成形品の第1実施例をあらわしている。
図1にみるように、この実施例の合成樹脂製射出成形品
は、中間部で段状に絞られた形状をした容器1であっ
て、段部11に肉薄部12が全周にわたって設けられて
いる。肉薄部12は、他の部分の25%の厚みになって
いる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the drawings showing the embodiments thereof. FIG. 1 shows a first embodiment of a synthetic resin injection-molded product according to the present invention.
As shown in FIG. 1, the synthetic resin injection-molded product of this embodiment is a container 1 having a stepwise squeezed shape in the middle part, in which a stepped part 11 is provided with a thin part 12 all around. ing. The thin portion 12 is 25% of the thickness of the other portions.
【0010】したがって、廃棄する場合には、肉薄部1
2に沿って手動利器で裁断すれば、簡単に、上下二つに
分離することができる。図2および図3は本発明にかか
る合成樹脂製射出成形品の第2実施例をあらわしてい
る。図2および図3にみるように、この実施例の合成樹
脂製射出成形品としての容器2は、容器2の表面側に格
子状に多数の溝21・・・を設けることで多数の肉薄部
22,22・・・が形成されている。各肉薄部22は、
他の部分の30%の厚みになっている。Therefore, when discarding, the thin portion 1
By cutting along 2 with a manual sharpener, it is possible to easily separate the upper and lower parts. 2 and 3 show a second embodiment of a synthetic resin injection-molded product according to the present invention. As shown in FIGS. 2 and 3, the container 2 as the synthetic resin injection-molded product of this embodiment has a large number of thin portions by providing a large number of grooves 21 ... In a lattice pattern on the surface side of the container 2. 22 are formed. Each thin portion 22
It is 30% of the thickness of other parts.
【0011】したがって、廃棄する場合には、各肉薄部
22に沿って手動利器で裁断すれば、簡単に短冊状に分
離分解することができる。図4および図5は本発明にか
かる合成樹脂製射出成形品の第3実施例をあらわしてい
る。図4および図5にみるように、この実施例の合成樹
脂製射出成形品としての容器3は、容器3の内側に断面
略V字形の溝31を中心軸に平行に格子状に形成するこ
とで肉薄部32,32・・・が設けられている。各肉薄
部32は、溝の底部の厚みが他の部分の30%の厚みに
なっている。Therefore, when discarding, if it is cut along each thin portion 22 with a manual instrument, it can be easily separated and disassembled into strips. 4 and 5 show a third embodiment of a synthetic resin injection-molded article according to the present invention. As shown in FIGS. 4 and 5, the container 3 as the synthetic resin injection-molded product of this embodiment is formed with grooves 31 having a substantially V-shaped cross section inside the container 3 in a lattice shape parallel to the central axis. Are provided with thin portions 32. In each thin portion 32, the thickness of the bottom of the groove is 30% of that of the other portions.
【0012】したがって、廃棄する場合には、各肉薄部
32に沿って手動利器で裁断すれば、簡単に短冊状に分
離分解することができる。しかも、表面が平滑で外見上
従来の容器と全く相違なく見える。図6は本発明にかか
る合成樹脂製射出成形品の第4実施例をあらわしてい
る。図6にみるように、この実施例の合成樹脂製射出成
形品としての容器4は、側周面に平行に横溝41,41
を設けることで肉薄部42,42が設けられている。ま
た、容器4の底にも肉薄部42が設けられている。各肉
薄部42は、他の部分の30%の厚みになっている。Therefore, when discarding, by cutting along the thin portions 32 with a manual instrument, it is possible to easily separate and disassemble into strips. Moreover, the surface is smooth and looks like no difference from the conventional container. FIG. 6 shows a fourth embodiment of a synthetic resin injection molded product according to the present invention. As shown in FIG. 6, the container 4 as the synthetic resin injection-molded product of this embodiment has lateral grooves 41, 41 parallel to the side circumferential surface.
Is provided, the thin portions 42, 42 are provided. A thin portion 42 is also provided on the bottom of the container 4. Each thin portion 42 has a thickness that is 30% of that of the other portions.
【0013】したがって、廃棄する場合には、各肉薄部
42に沿って手動利器で裁断すれば、簡単にリング状に
分離分解することができる。また、この実施例のように
横溝41を多数平行に設けるようにした容器4において
は、ピッチを予め調整して横溝41を形成しておくよう
にすれば、計量用の枡目としても使用することができ
る。Therefore, in the case of discarding, if it is cut along each thin portion 42 with a manual instrument, it can be easily separated and decomposed into a ring shape. In addition, in the container 4 in which a large number of lateral grooves 41 are provided in parallel as in this embodiment, if the lateral grooves 41 are formed by adjusting the pitch in advance, the container 4 is also used as a measuring mesh. be able to.
【0014】なお、この実施例の容器4は、上方からの
耐荷重が要求されない場合に使用することが好ましい。
一方、上方から耐荷重が要求される場合には、図7にみ
るように、溝41の一部に不連続部44を設けるように
することもできる。図8は本発明にかかる合成樹脂製射
出成形品の第5実施例をあらわしている。図8にみるよ
うに、この実施例の合成樹脂製射出成形品としての容器
5は、横溝51,51・・・を周方向に設けるととも
に、網目部52を形成するように一部に縦溝53を設け
ることで、肉薄部54,54・・・が形成されている。The container 4 of this embodiment is preferably used when a load resistance from above is not required.
On the other hand, when the load resistance is required from above, the discontinuous portion 44 may be provided in a part of the groove 41 as shown in FIG. 7. FIG. 8 shows a fifth embodiment of a synthetic resin injection-molded product according to the present invention. As shown in FIG. 8, the container 5 as the synthetic resin injection-molded product of this embodiment is provided with lateral grooves 51, 51 ... In the circumferential direction, and a vertical groove is formed in part so as to form a mesh portion 52. By providing 53, thin portions 54, 54 ... Are formed.
【0015】したがって、廃棄する場合には、各肉薄部
54に沿って手動利器で裁断すれば、簡単にリング状又
は板状に分離分解することができる。しかも、この実施
例では、部分的に網目部52が設けられているので、容
器5の意匠性が向上する。図9は本発明にかかる合成樹
脂製射出成形品の第6実施例をあらわしている。図9に
みるように、この成形品6は、表面側に縦溝61と横溝
62が設けられて網目状に肉薄部63が形成されている
とともに、縦溝61がフランジ64の裏面まで設けられ
ている。Therefore, in the case of discarding, if it is cut along each thin portion 54 with a manual instrument, it can be easily separated and decomposed into a ring shape or a plate shape. Moreover, in this embodiment, since the mesh portion 52 is partially provided, the design of the container 5 is improved. FIG. 9 shows a sixth embodiment of a synthetic resin injection-molded product according to the present invention. As shown in FIG. 9, the molded product 6 has a vertical groove 61 and a horizontal groove 62 on the front surface side to form a mesh-shaped thin portion 63, and the vertical groove 61 is provided up to the back surface of the flange 64. ing.
【0016】したがって、廃棄する場合には、各肉薄部
63に沿って手動利器で裁断すれば、簡単に小さな板状
に分離分解することができる。勿論、フランジ64の部
分も小さく分離分解することができる。なお、上記各実
施例の成形品は、プレス機などを用いることによって簡
単に破砕することもできる。Therefore, when discarding, by cutting along each thin portion 63 with a manual instrument, it is possible to easily separate and disassemble into a small plate shape. Of course, the portion of the flange 64 is also small and can be separated and disassembled. The molded product of each of the above examples can be easily crushed by using a press or the like.
【0017】[0017]
【発明の効果】本発明にかかる合成樹脂製射出成形品
は、以上のように、筋状の肉薄部を所望部分に形成した
ので、カッターナイフ等の手動利器を用いて容易に小さ
く分解したり、折り畳んだりして嵩を小さくすることが
できる。また、プレス機等を用いれば簡単に圧縮したり
破砕したりすることができる。As described above, the synthetic resin injection-molded product according to the present invention has the thin striped portion formed in the desired portion, and thus can be easily disassembled into small pieces by using a manual knife such as a cutter knife. , Can be folded to reduce the bulk. Further, if a pressing machine or the like is used, it can be easily compressed or crushed.
【0018】したがって、分解したり折り畳んだり破砕
することで家庭等において保存場所等が少なくてすむと
ともに、移送などのコストを低減させることができ、再
生などのコストも低減させることができる。さらに、従
来の成形品に比べて樹脂の使用量も少なくて済み、製造
面からも省資源化を図ることができる。Therefore, by disassembling, folding and crushing, it is possible to reduce the storage space and the like at home, and also to reduce the cost of transportation and the like and the cost of recycling. Further, the amount of resin used is smaller than that of the conventional molded product, and resource saving can be achieved from the viewpoint of manufacturing.
【図1】本発明にかかる合成樹脂製射出成形品の第1実
施例をあらわす半断面図である。FIG. 1 is a half sectional view showing a first embodiment of a synthetic resin injection-molded product according to the present invention.
【図2】本発明にかかる合成樹脂製射出成形品の第2実
施例をあらわす半断面図である。FIG. 2 is a half sectional view showing a second embodiment of a synthetic resin injection-molded product according to the present invention.
【図3】図2のA−A線断面図である。3 is a cross-sectional view taken along the line AA of FIG.
【図4】本発明にかかる合成樹脂製射出成形品の第3実
施例をあらわす半断面図である。FIG. 4 is a half sectional view showing a third embodiment of a synthetic resin injection-molded product according to the present invention.
【図5】図3のB−B線断面図である。5 is a cross-sectional view taken along the line BB of FIG.
【図6】本発明にかかる合成樹脂製射出成形品の第4実
施例をあらわす半断面図である。FIG. 6 is a half sectional view showing a fourth embodiment of a synthetic resin injection-molded article according to the present invention.
【図7】図6の成形品の溝の形状の別例をあらわす断面
斜視図である。7 is a cross-sectional perspective view showing another example of the groove shape of the molded product of FIG.
【図8】本発明にかかる合成樹脂製射出成形品の第5実
施例をあらわす半断面図である。FIG. 8 is a half sectional view showing a fifth embodiment of a synthetic resin injection-molded product according to the present invention.
【図9】本発明にかかる合成樹脂製射出成形品の第6実
施例をあらわす断面斜視図である。FIG. 9 is a sectional perspective view showing a sixth embodiment of the synthetic resin injection-molded product according to the present invention.
1 容器(合成樹脂製射出成形品) 2 容器(合成樹脂製射出成形品) 3 容器(合成樹脂製射出成形品) 4 容器(合成樹脂製射出成形品) 5 容器(合成樹脂製射出成形品) 6 合成樹脂製射出成形品 12 肉薄部 22 肉薄部 32 肉薄部 42 肉薄部 54 肉薄部 63 肉薄部 1 container (synthetic resin injection molded product) 2 container (synthetic resin injection molded product) 3 container (synthetic resin injection molded product) 4 container (synthetic resin injection molded product) 5 container (synthetic resin injection molded product) 6 Injection-molded product made of synthetic resin 12 Thin part 22 Thin part 32 Thin part 42 Thin part 54 Thin part 63 Thin part
Claims (1)
合成樹脂製射出成形品。1. A synthetic resin injection-molded article in which a thin striped portion is formed in a desired portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15667992A JPH05345329A (en) | 1992-06-16 | 1992-06-16 | Injection molded product made of synthetic resin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15667992A JPH05345329A (en) | 1992-06-16 | 1992-06-16 | Injection molded product made of synthetic resin |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05345329A true JPH05345329A (en) | 1993-12-27 |
Family
ID=15632958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15667992A Pending JPH05345329A (en) | 1992-06-16 | 1992-06-16 | Injection molded product made of synthetic resin |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05345329A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002337192A (en) * | 2001-05-21 | 2002-11-27 | Yokohama Rubber Co Ltd:The | Structure of easy-to-disassemble container |
JP2013075677A (en) * | 2011-09-30 | 2013-04-25 | Kobayashi Pharmaceutical Co Ltd | Sealed container |
-
1992
- 1992-06-16 JP JP15667992A patent/JPH05345329A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002337192A (en) * | 2001-05-21 | 2002-11-27 | Yokohama Rubber Co Ltd:The | Structure of easy-to-disassemble container |
JP2013075677A (en) * | 2011-09-30 | 2013-04-25 | Kobayashi Pharmaceutical Co Ltd | Sealed container |
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