JPS6125532B2 - - Google Patents
Info
- Publication number
- JPS6125532B2 JPS6125532B2 JP54087858A JP8785879A JPS6125532B2 JP S6125532 B2 JPS6125532 B2 JP S6125532B2 JP 54087858 A JP54087858 A JP 54087858A JP 8785879 A JP8785879 A JP 8785879A JP S6125532 B2 JPS6125532 B2 JP S6125532B2
- Authority
- JP
- Japan
- Prior art keywords
- cutting
- resin
- metal substrate
- coated
- metal plate
- 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
Links
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 229920005989 resin Polymers 0.000 claims description 23
- 239000011347 resin Substances 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Description
【発明の詳細な説明】
本発明は、帯状の金属基板表面に樹脂を被覆し
所望の箇所を切断する被覆金属板製造方法に係
り、切断端面の防錆を簡単に達成することを目的
とする。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method for manufacturing a coated metal plate in which the surface of a strip-shaped metal substrate is coated with resin and cut at desired locations, and an object of the present invention is to easily achieve rust prevention on the cut end surface. .
かかる被覆金属板製造方法は、生産性の面では
高いが金属基板の切断端面は樹脂で被覆されず露
出するので金属錆が発生し外観を損う欠点があつ
た。 Although this method of manufacturing a coated metal plate is high in terms of productivity, it has the disadvantage that the cut end surface of the metal substrate is not covered with resin and is exposed, resulting in metal rust, which impairs the appearance.
本発明はかかる欠点に鑑みて為されたものであ
り、以下加工順に従つた第１図乃至第３図に示す
実施例に従つて説明する。 The present invention has been made in view of these drawbacks, and will be described below with reference to the embodiments shown in FIGS. 1 to 3 in accordance with the processing order.
第１図は例えば鋼板や鉄板製の帯状材（フープ
材）を用いて成る金属基板１を示すもので、帯状
材の伸展方向に所望ピツチで巾狭でかつ薄肉に絞
り加工された架橋片部２ａ，２ａ…と切離し部２
ｂと交互に配置される切断帯２を有している。
（図ではその１箇所のみを示している。）
第２図はかかる帯状の金属基板１を図示Ｘ方向
に連続走行させつつその表面（勿論板厚端面も）
を例えば塩化ビニル樹脂やポリエステル樹脂やポ
リプロピレン樹脂等の樹脂被覆３を例えば押出し
成型加工によつて連続被覆して成る被覆金属板４
の上記切断帯２の断面を示すものである。 FIG. 1 shows a metal substrate 1 made of a band-shaped material (hoop material) made of, for example, a steel plate or an iron plate, in which bridging pieces are drawn to be narrow and thin at desired pitches in the direction of extension of the band-shaped material. 2a, 2a... and the separation part 2
It has cutting bands 2 arranged alternately with b.
(Only one location is shown in the figure.) Figure 2 shows the surface (of course, the end surface of the plate thickness) of the strip-shaped metal substrate 1 while it is continuously running in the X direction shown in the figure.
A coated metal plate 4 formed by continuously coating a resin coating 3 such as vinyl chloride resin, polyester resin, or polypropylene resin by, for example, extrusion molding process.
2 shows a cross section of the cutting band 2.
第３図は上記第１図及び第２図に示す工程を経
て得られた被覆金属板４を切断帯２で切断する各
工程を示している。 FIG. 3 shows each step of cutting the coated metal plate 4 obtained through the steps shown in FIGS. 1 and 2 with the cutting band 2. As shown in FIG.
第３図ａは断面BBに従う切断加工前の架橋片
部２ａを示し、第３図ｂは、架橋片部２ａ，２
ａ，２…（勿論その表裏に被覆された樹脂被覆３
も）及び切離し部２ｂ間に充てされた樹脂を剪断
により切離す第１工程を示し、第３図ｃは前第１
工程によつて形成された切断端面５同志を若干隔
てて対面させ、薄肉の架橋片部２ａに対応する凸
部を有する金型６にて樹脂被覆３を溶融させて切
断端面５まで樹脂を移動させる第２工程を示し、
第３図ｄは切断端面５，５間に充てんされた樹脂
中央を剪断により切離す第３工程を示している。 FIG. 3a shows the bridging piece portion 2a before cutting according to the cross section BB, and FIG. 3b shows the bridging piece portion 2a, 2
a, 2...(Of course, resin coating 3 coated on the front and back sides)
Figure 3c shows the first step of separating the resin filled between the first and second separation parts 2b by shearing.
The cut end surfaces 5 formed by the process are made to face each other with a slight distance between them, and the resin coating 3 is melted in a mold 6 having a convex portion corresponding to the thin bridge piece portion 2a, and the resin is moved to the cut end surface 5. Indicates the second step of
FIG. 3d shows the third step of cutting off the center of the resin filled between the cut end surfaces 5, 5 by shearing.
第４図は本発明の異なる実施例として、架橋片
部２ａが金属基板１の板厚中央になるよう薄肉に
塑性加工され、該架橋片部２ａの両面に厚肉の樹
脂被覆３が成型された被覆金属板４を示してい
る。かかる被覆金属板４は第５図に示す如く、架
橋片部２ａの表裏から凸部を有する金型６，６に
て樹脂を加熱溶融されて切断端面５が被覆される
が、基本的に上記実施例と同一の方法を示してい
る。 FIG. 4 shows a different embodiment of the present invention, in which a bridging piece 2a is plastically worked into a thin wall so as to be located at the center of the thickness of the metal substrate 1, and a thick resin coating 3 is molded on both sides of the bridging piece 2a. A coated metal plate 4 is shown. As shown in FIG. 5, such a coated metal plate 4 is made by heating and melting resin in molds 6, 6 having convex portions from the front and back sides of the bridging piece portion 2a to cover the cut end surface 5, but basically the above-mentioned method is used. The same method as in the example is shown.
第６図は本発明のさらに異なる実施例に係る金
属基板１を示すもので、切離し部２ｂの巾が架橋
片部２ａ近傍を巾広としたもの（すなわち架橋片
部２ａの根元に切断用逃し７が形成されたもの）
が設けられている。かかる架橋片部２ａはその根
元付近を図示CC，C′，C′に示す如くそれぞれ切
断され前記実施例同様切断端面５を樹脂で被覆さ
れるが、切断端面５が金属基板１の端面より突出
しない点で優れた実施例である。 FIG. 6 shows a metal substrate 1 according to still another embodiment of the present invention, in which the width of the separation portion 2b is made wider near the bridging piece portion 2a (that is, a cutting relief is provided at the root of the bridging piece portion 2a). 7 formed)
is provided. The bridging piece portions 2a are cut near their roots as shown in the drawings CC, C', and C', and the cut end surfaces 5 are coated with resin as in the previous embodiment, but the cut end surfaces 5 protrude from the end surface of the metal substrate 1. This is an excellent example in that it does not.
第７図は本発明のさらに異なる実施例の主要工
程図を示すもので、第７図ａに示された如く薄肉
の架橋片部２ａの中央に切断を容易にするノツチ
８を入れられた被覆金属板４を、第７図ｂに示す
如く、架橋片部２ａを被覆する樹脂に加熱しつつ
引張荷重をかけて架橋片部２ａのみを切断し、さ
らに第７図ｃに示す如く凸部を有する金型６で型
を整える方法を開示している。 FIG. 7 shows a main process diagram of still another embodiment of the present invention. As shown in FIG. As shown in FIG. 7b, the metal plate 4 is heated and a tensile load is applied to the resin covering the bridge piece 2a to cut only the bridge piece 2a, and then the convex portion is cut as shown in FIG. 7c. This disclosure discloses a method for preparing a mold using a mold 6 having a mold.
第８図は本発明のさらに異なる実施例として、
切離し部２ｂを介在させず、金属基板１全巾に渡
り架橋片部２ａが設けられ、一面は防錆メツキ層
９が露出し一面のみ樹脂被覆３で覆われている被
覆金属板４を切断した状態を示している。かかる
被覆金属板４も切断端面が上記実施例同様樹脂で
被覆される点で同一技術思想のものである。 FIG. 8 shows a further different embodiment of the present invention.
A coated metal plate 4 was cut, in which a bridging piece part 2a was provided over the entire width of the metal substrate 1 without intervening the cut-off part 2b, the rust-proof plating layer 9 was exposed on one side, and the coated metal plate 4 was covered with the resin coating 3 on only one side. Indicates the condition. The coated metal plate 4 also has the same technical concept in that the cut end surface is coated with resin as in the above embodiment.
本発明の被覆金属板製造方法は、上述の如く、
金属基板の所望箇所に薄肉の切断帯を設け樹脂被
覆をその切断帯で厚肉になるようにして被覆し、
切断帯を切断後、厚肉の樹脂被覆に加熱して樹脂
を金属基板の切断端面まで移動させ金属基板の切
断端面を被覆することを特徴とするものであるの
で、帯状の金属基板を基礎とする高生産性を維持
しつつ切断端面の金属露出部に発生する錆の防止
が図られた。 As mentioned above, the coated metal plate manufacturing method of the present invention includes:
A thin cutting band is provided at a desired location on the metal substrate, and the resin coating is coated with the cutting band so that the thickness becomes thick.
After cutting the cutting strip, the thick resin coating is heated to transfer the resin to the cut end surface of the metal substrate and coat the cut end surface of the metal substrate. The aim was to prevent rust from occurring on the exposed metal portion of the cut end while maintaining high productivity.
第１図乃至第３図は本発明の実施例を示すもの
で、第１図は金属基板の平面図、第２図は被覆金
属板の切断帯AA断面図、第３図は切断加工順を
示す切断帯BB断面図である。第４図は本発明の
異なる実施例に用いられる被覆金属板の切断帯断
面図、第５図は同上の切断後切断端面を被覆した
状態を示す切断帯断面図である。第６図は本発明
のさらに異なる実施例に係る金属基板平面図、第
７図は本発明のさらに異なる実施例に係る切断帯
断面図、第８図は本発明のさらに異なる実施例に
係る被覆金属板の切断状態を示す斜視図である。
Figures 1 to 3 show embodiments of the present invention. Figure 1 is a plan view of a metal substrate, Figure 2 is a cross-sectional view of a cutting zone AA of a coated metal plate, and Figure 3 shows the order of cutting. FIG. FIG. 4 is a cross-sectional view of a cutting strip of a coated metal plate used in a different embodiment of the present invention, and FIG. 5 is a cross-sectional view of a cutting strip showing a state in which the cut end surface is coated after cutting the same. FIG. 6 is a plan view of a metal substrate according to still another embodiment of the present invention, FIG. 7 is a cross-sectional view of a cutting band according to still another embodiment of the present invention, and FIG. 8 is a coating according to still another embodiment of the present invention. FIG. 3 is a perspective view showing a state in which the metal plate is cut.
Claims (1)
所を切断する被覆金属板製造方法において、金属
基板の所望箇所に薄肉の切断帯を設け樹脂被覆を
その切断帯で厚肉になるようにして被覆し、切断
帯を切断後、厚肉の樹脂被覆に加熱して樹脂を金
属基板の切断端面まで移動させ、金属基板の切断
端面を被覆することを特徴とする被覆金属板製造
方法。1. In a coated metal plate manufacturing method in which the surface of a strip-shaped metal substrate is coated with resin and cut at a desired location, a thin cutting strip is provided at a desired location on the metal substrate, and the resin coating is thickened by the cutting strip. 1. A method for producing a coated metal plate, comprising: coating the metal substrate, cutting the cutting band, heating the thick resin coating, moving the resin to the cut end surface of the metal substrate, and coating the cut end surface of the metal substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8785879A JPS5611227A (en) | 1979-07-10 | 1979-07-10 | Manufacture of coated metallic plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8785879A JPS5611227A (en) | 1979-07-10 | 1979-07-10 | Manufacture of coated metallic plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5611227A JPS5611227A (en) | 1981-02-04 |
| JPS6125532B2 true JPS6125532B2 (en) | 1986-06-16 |
Family
ID=13926575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8785879A Granted JPS5611227A (en) | 1979-07-10 | 1979-07-10 | Manufacture of coated metallic plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5611227A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0278725U (en) * | 1988-12-03 | 1990-06-18 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5995127A (en) * | 1982-11-25 | 1984-06-01 | Takiron Co Ltd | Manufacture of gardening post |
-
1979
- 1979-07-10 JP JP8785879A patent/JPS5611227A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0278725U (en) * | 1988-12-03 | 1990-06-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5611227A (en) | 1981-02-04 |
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