JPH0653958B2 - Manufacturing method of multicolor rim including plating film and molding die used in the manufacturing method - Google Patents
Manufacturing method of multicolor rim including plating film and molding die used in the manufacturing methodInfo
- Publication number
- JPH0653958B2 JPH0653958B2 JP63036985A JP3698588A JPH0653958B2 JP H0653958 B2 JPH0653958 B2 JP H0653958B2 JP 63036985 A JP63036985 A JP 63036985A JP 3698588 A JP3698588 A JP 3698588A JP H0653958 B2 JPH0653958 B2 JP H0653958B2
- Authority
- JP
- Japan
- Prior art keywords
- rim
- molded product
- plating film
- molding
- paint
- 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
Links
- 238000007747 plating Methods 0.000 title claims description 41
- 238000000465 moulding Methods 0.000 title claims description 29
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 claims description 19
- 239000003973 paint Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 10
- 229920003002 synthetic resin Polymers 0.000 claims description 9
- 239000000057 synthetic resin Substances 0.000 claims description 9
- 238000004381 surface treatment Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 239000012778 molding material Substances 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 238000000576 coating method Methods 0.000 description 18
- 239000011248 coating agent Substances 0.000 description 17
- 239000000463 material Substances 0.000 description 8
- 230000000873 masking effect Effects 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1605—Process or apparatus coating on selected surface areas by masking
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Laminated Bodies (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Chemically Coating (AREA)
- Electroplating Methods And Accessories (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、塗装技術に係り、塗装と鍍金処理によって多
色調塗装を行う鍍金皮膜を含む多色調リムの製造方法及
び該製造方法に用いる成型金型に関するものである。Description: TECHNICAL FIELD The present invention relates to a coating technique, and a method for producing a multi-tone rim including a plating film for performing multi-tone painting by painting and plating, and molding used for the production method. It is about molds.
近年自動車等のランプ部品において、そのデザイン上の
要望からランプ部品をクロム鍍金を含む多色調に仕上げ
ることが多くなっており、従来この種の塗り分けでは、
第４図に示すように、成型した合成樹脂製リム１の表面
を、例えば黒色又は赤色等の塗装部２及びクロム鍍金部
３に塗り分けするようにしてクロム鍍金部３を含む多色
調を得ていた。In recent years, lamp parts such as automobiles are often finished in multi-color tones including chrome plating due to their design requirements.
As shown in FIG. 4, the surface of the molded synthetic resin rim 1 is divided into a painted portion 2 and a chrome plated portion 3 of, for example, black or red to obtain a multicolor tone including the chrome plated portion 3. Was there.
即ち、黒色又は赤色等の塗装部２及びクロム鍍金部３に
塗り分ける第４図に示すようなリムの場合は、 （１）先ずリム成型品１の表裏共全面にクロム鍍金を施
す。That is, in the case of a rim as shown in FIG. 4 in which the black or red coating portion 2 and the chrome-plated portion 3 are separately coated, (1) First, the entire surface of the rim molded product 1 is plated with chrome.
（２）次に第５図に示すような治具４上においてクロム
鍍金部３として残す部分にマスキング５を施す。(2) Next, masking 5 is applied to the portion to be left as the chrome plated portion 3 on the jig 4 as shown in FIG.
（３）更に黒色又は赤色塗装を行って塗装部２を形成す
る、 といった金属鍍金工程を含む多数の工程によって塗装し
ている。(3) The coating is performed by a number of processes including a metal plating process in which black or red is further applied to form the coating part 2.
したがって、特に塗装工程においてマスキング治具４，
５が必要であり、これが高価であるばかりでなく、洗浄
等のメンテナンス作業に手間が掛かり、作業性が悪く、
また鍍金や塗装処理のコストアップと重なって、生産コ
ストが大きくなるという問題を有していた。Therefore, especially in the painting process, the masking jig 4,
5 is required, which is not only expensive, but also requires troublesome maintenance work such as cleaning, resulting in poor workability.
In addition, there is a problem that the production cost increases due to the increase in the cost of plating and coating.
本発明は、上記問題に鑑みて創案されたものであり、ク
ロム鍍金等の金属鍍金部分を含む多色色調のリムを比較
的廉価で提供することができる、鍍金皮膜を含む多色調
リムの製造方法及び該製造方法に用いる成型金型を提唱
することを目的とするものである。The present invention has been made in view of the above problems, and can provide a multicolor rim including a metal plating portion such as a chrome plating at a relatively low cost, and manufacture of a multicolor rim including a plating film. It is intended to propose a method and a molding die used in the manufacturing method.
上記目的を達成するために、本発明に係る鍍金皮膜を含
む多色調リムの製造方法は、成型後に鍍金皮膜の形成可
能な合成樹脂成型材料によってリムを成型するに際し、
該リム成型品の表面の一部に金属粉その他の塗料付着性
を排除する物質を高速で透過当突させて塗料の付着性を
排除する表面処理を行った後、該リム成型品の表面全面
に所定色調の塗料を塗着し、次いで上記表面処理を行っ
た部分に塗着させた塗料を除去した後、鍍金処理を行
い、該部表面のみに鍍金皮膜を形成することを要旨とす
るものである。In order to achieve the above object, a method for producing a multicolored rim containing a plating film according to the present invention, when molding the rim with a synthetic resin molding material capable of forming a plating film after molding,
After performing a surface treatment on a part of the surface of the rim-molded product to impinge metal powder or another substance that removes the adhesive property of the paint at high speed to eliminate the adhesive property of the paint, the entire surface of the rim-molded product The main point is to apply a paint of a predetermined color tone to, then remove the paint applied to the surface-treated part, and then perform a plating process to form a plating film only on the surface of the part. Is.
また上記鍍金皮膜を形成するリム成型品は、リム成型品
を成型するキャビティを構成する可動型と固定型を具備
する成型金型において、可動金型側に、該可動金型外か
らキャビティ内の所定部位に該可動金型の移動方向に沿
って貫通すると共に、リム成形品の当接する部分に多数
の微小射出孔を有し、かつリム成型品の成型直後に該射
出孔から金属粉等塗料の付着性を排除する物質を該リム
成型品の表面に析出させるピンを貫通装着した成型金型
によって成型し、その直後にリム成型品の所定部位に表
面処理を行うものである。Further, the rim-molded product forming the plating film is a molding mold including a movable mold and a fixed mold that form a cavity for molding the rim-molded product, and the rim-molded product is provided on the movable mold side from the outside of the movable mold. A coating that penetrates along a moving direction of the movable mold in a predetermined portion, has a large number of minute injection holes in the contact portion of the rim molded product, and immediately after molding the rim molded product, paint such as metal powder. The substance for eliminating the adhesiveness is molded by a molding die having a pin attached to penetrate the surface of the rim molded product, and immediately after that, surface treatment is performed on a predetermined portion of the rim molded product.
上記多色調を持つリムは、成型後に鍍金皮膜の形成可能
な合成樹脂材料によって成型しているため、該リム成型
品全面への鍍金処理が可能である。また鍍金処理工程中
に、鍍金皮膜を形成すべき部分に対してはリム成型品の
成型時に塗料の付着性を排除する特殊な表面処理、即ち
塗膜接着防止処理が施されているため、後工程でマスキ
ング処理を施さずに該リム成型品の全面に塗料を塗着さ
せ、そのままの状態で鍍金処理に移行し、その前処理工
程で不必要な塗料を剥離して鍍金皮膜形成部を露出させ
ることができる。Since the rim having a multicolor tone is molded from a synthetic resin material capable of forming a plating film after molding, the entire surface of the rim molded product can be plated. Also, during the plating process, the part where the plating film is to be formed is subjected to a special surface treatment that eliminates the adhesiveness of the paint during molding of the rim molded product, that is, the coating film adhesion prevention process. The coating is applied to the entire surface of the rim molded product without masking in the process, and the plating process is transferred as it is, and unnecessary coating is peeled off in the pretreatment process to expose the plating film forming part. Can be made.
また、リム成型品の表面に対する表面処理は、可動金型
外からピン内に金属粉等塗料の付着性を排除する物質を
封入押圧し、該物質を該ピン先端の射出孔からリム成型
品の表面に析出させることによって、リム成型品の成型
直後に成型作業と同時に行われるものであるため、マス
キング処理等の余分な作業工程を必要としない。In addition, the surface treatment of the rim molded product is performed by encapsulating and pressing a substance such as metal powder that removes the adhesiveness of the paint from the outside of the movable mold into the pin, and then pressing the substance from the injection hole at the tip of the pin to the rim molded product. By depositing on the surface, it is performed simultaneously with the molding operation immediately after the molding of the rim molded article, and thus an extra working step such as masking treatment is not required.
以下、本発明に係る金属色調を含む鍍金皮膜を含む多色
調リムの製造方法を、第１図に示す工程順及び第２図に
示す成型金型の構造に従って説明する。Hereinafter, a method for manufacturing a multi-tone rim including a plating film containing a metal tone according to the present invention will be described according to the order of steps shown in FIG. 1 and the structure of a molding die shown in FIG.
本発明に係るリム成型品は、成型後にその表面に鍍金皮
膜の形成可能となる合成樹脂成型材料により成型するも
のであり、所謂化学鍍金処理法、無電解鍍金処理法によ
り鍍金可能な合成樹脂材料、又は所定の金属粉を混入し
て導電性を付与した合成樹脂材料等を適宜選択し得るも
のである。The rim molded product according to the present invention is molded by a synthetic resin molding material capable of forming a plating film on the surface after molding, and is a synthetic resin material which can be plated by a so-called chemical plating method or electroless plating method. Alternatively, a synthetic resin material or the like to which conductivity is imparted by mixing a predetermined metal powder can be appropriately selected.
第１工程（第１図（イ）） 可動型１１及び固定型１２により形成されるキャビティ
１３内に合成樹脂溶融材料を射出して所定形状のリム成
型品１を得る。この成型処理に際し、リム成型品１の表
面上所定部位に、可動型１１側に構成したピン１４の射
出孔（図示していない）から金属粉その他の塗料付着性
を排除する物質１５を高速で透過当突させ、該部位表面
に塗料の付着しない、又は剥離し易すくなるような表面
処理６を施す。First Step (FIG. 1 (A)) The synthetic resin molten material is injected into the cavity 13 formed by the movable mold 11 and the fixed mold 12 to obtain the rim molded product 1 having a predetermined shape. During this molding process, a metal powder or other substance 15 that removes paint adhesion from the injection hole (not shown) of the pin 14 formed on the movable mold 11 side at a predetermined position on the surface of the rim molded product 1 at high speed. A surface treatment 6 is carried out so that the surface of the portion does not adhere to the surface or the surface of the portion is easily peeled off.
第２工程（第１図（ロ）） 該リム成型品１の表面全面に黒色又は赤色等所望色調の
塗料Ｐを塗着する。この塗装工程において、上記表面処
理６を施した部分には塗料が付着せず、又は付着した塗
料Ｐ１は剥離し易い状態になっている。Second step (FIG. 1 (b)) A paint P having a desired color tone such as black or red is applied to the entire surface of the rim molded product 1. In this coating step, the coating material is not attached to the surface-treated portion 6, or the attached coating material P 1 is in a state of being easily peeled off.
第３工程（第１図（ハ）） 第２工程による塗装を施した状態のまま、クロム又はニ
ッケル等の鍍金処理を施す。この鍍金処理に際し、その
前処理工程において不必要な部位の塗料Ｐ１が剥離さ
れ、該部位に鍍金皮膜Ｍが形成され、リム成型品１の表
面に塗装部２と鍍金皮膜部３が構成される（第１図
（ニ）参照）。Third step (Fig. 1 (c)) With the coating applied in the second step, plating treatment with chromium or nickel is performed. In this plating treatment, the coating material P 1 on the unnecessary portion is peeled off in the pretreatment step, the plating film M is formed on the portion, and the coating portion 2 and the plating coating portion 3 are formed on the surface of the rim molded product 1. (See FIG. 1 (d)).
第２図及び第３図は、上記本発明に係るリム成型品１を
成型するための成型金型の一例を示すものであり、可動
型１１と移動型１２を具備し、両者の接合面部に所定形
状のリム成型品１を成型するためのキャビティ１３を形
成するものである。上記可動金型１１にはリム成型品１
の表面に析出させる金属粉その他の物質１５を高速移動
するための金属製又はセラミック製のピン１４を該可動
金型１１の移動方向に沿って貫通装着する。このピン１
４は、その先端部分、即ちリム成型品の表面に当接する
部分１４ａに上記金属粉等の物質１５を通過させる多数
の微細な射出孔（図示していない）を具備しており、該
射出孔から金属粉等の物質１５をリム成型品１の所定表
面１ａ上に析出して該部位に固着させるように構成した
ものである。2 and 3 show an example of a molding die for molding the rim molded product 1 according to the present invention, which includes a movable mold 11 and a movable mold 12, and has a joint surface portion between them. A cavity 13 for molding the rim molded product 1 having a predetermined shape is formed. The movable mold 11 has a rim molded product 1
A metal or ceramic pin 14 for moving metal powder or other substance 15 to be deposited on the surface of the movable mold 11 at high speed is penetratingly mounted along the moving direction of the movable mold 11. This pin 1
4 is provided with a large number of fine injection holes (not shown) for passing the substance 15 such as the metal powder in the tip portion, that is, the portion 14a that abuts the surface of the rim molded product. From the above, a substance 15 such as metal powder is deposited on the predetermined surface 1a of the rim molded product 1 and fixed to the site.
而して、上記成型金型によれば、先ず可動金型１１と固
定金型１２とで形成されるキャビティ１３内に溶融合成
樹脂材料を射出してリム成型品１を成型した後（第２図
参照）、金属粉等の物質１５をピン１４内においてリム
成型品１側へ高速移動させ、射出孔からリム成型品１の
所定表面上に析出させて該部位に固着し、塗料非付着部
１ａと付着部１ｂを形成することができる（第３図参
照）。Thus, according to the above molding die, first, the rim molded product 1 is molded by injecting the molten synthetic resin material into the cavity 13 formed by the movable mold 11 and the fixed mold 12 (second (Refer to the drawing), a substance 15 such as metal powder is moved at a high speed in the pin 14 toward the rim molded product 1 side, and is deposited on a predetermined surface of the rim molded product 1 from the injection hole and fixed to the site, and the paint non-adhesive part 1a and the adhesion part 1b can be formed (refer to FIG. 3).
本発明に係る鍍金皮膜を含む多色調リムの製造方法は、
以上のように構成したから、リム成型品の成型に際して
その表面上所定部位に塗料の付着しない、又は付着し難
い部分を形成し、塗装処理の後工程における鍍金処理に
際して不必要な部位の塗料を剥離し、該部位にクロム鍍
金等の金属鍍金皮膜を形成することができるため、作業
時間を極端に短縮することができる。また、マスキング
処理等の余分な付随工程を少なくして作業性を高め、鍍
金皮膜を含む多色調リムを比較的廉価に提供することが
できる特徴を有するものであり、本発明実施後の経済的
効果は、極めて大きい。A method for producing a multicolor rim including a plating film according to the present invention,
Since it is configured as described above, when molding the rim molded product, a part where the paint does not adhere or is difficult to adhere is formed on the surface of the rim molded product, and the paint of the unnecessary part is removed in the plating process in the post-process of the coating process. Since it can be peeled off and a metal plating film such as chromium plating can be formed on the portion, the working time can be extremely shortened. Further, it is characterized in that it is possible to provide a multicolor rim including a plating film at a relatively low cost by improving the workability by reducing extra attendant steps such as a masking process, which is economical after implementing the present invention. The effect is extremely large.
第１図は本発明に係る鍍金皮膜を含む多色調リムの製造
方法を工程順に示す模式説明図、 第２図及び第３図は本発明に係るリム成型品を成型する
ための成型金型の一例を示す縦断面図、 第４図はリム成型品の正面図、 第５図は従来の鍍金皮膜を含む多色調リムの製造方法を
示す要部縦断面図である。 １……リム成型品、２……塗装部 ３……クロム鍍金部、６……表面処理部 １１……可動型、１２……移動型 １３……キャビティ、１４……多孔質ピン １５……表面処理用物質 Ｐ…塗料、Ｍ……鍍金皮膜FIG. 1 is a schematic explanatory view showing a method of manufacturing a multicolor rim including a plating film according to the present invention in the order of steps, and FIGS. 2 and 3 show a molding die for molding a rim molded product according to the present invention. FIG. 4 is a front view of a rim-molded product, and FIG. 5 is a main-part vertical cross-sectional view showing a method for manufacturing a multicolor rim including a conventional plating film. 1 …… Rim molded product, 2 …… Coating part 3 …… Chrome plating part, 6 …… Surface treatment part 11 …… Movable type, 12 …… Moveable type 13 …… Cavity, 14 …… Porous pin 15 …… Surface treatment material P ... Paint, M ... Plating film
フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｂ３２Ｂ 15/08 Ｈ Ｋ Ｃ２３Ｃ 18/20 Ｚ Ｃ２５Ｄ 5/02 Ｚ Continuation of the front page (51) Int.Cl. 5 Identification number Office reference number FI Technical display location B32B 15/08 HK C23C 18/20 Z C25D 5/02 Z
Claims (3)
型材料によってリムを成型するに際し、該リム成型品の
表面の一部に金属粉その他の塗料付着性を排除する物質
を高速で透過当突させて塗料の付着性を排除する表面処
理を行った後、 該リム成型品の表面全面に所定色調の塗料を塗着し、 次いで上記表面処理を行った部分に塗着させた塗料を除
去した後、鍍金処理を行い、該部表面のみに鍍金皮膜を
形成することを特徴とする鍍金皮膜を含む多色調リムの
製造方法。1. When molding a rim with a synthetic resin molding material capable of forming a plating film after molding, a part of the surface of the rim molded product is permeated with a metal powder or other substance that eliminates paint adhesion at high speed. After applying a surface treatment to remove the adhesion of the paint by hitting it, apply a paint of a predetermined color to the entire surface of the rim molded product, and then remove the paint applied to the above-mentioned surface-treated part. After that, a plating process is performed to form a plating film only on the surface of the portion, and a method for producing a multicolor rim including a plating film.
成されることを特徴とする請求項１記載の鍍金皮膜を含
む多色調リムの製造方法。2. The method for producing a multi-tone rim containing a plating film according to claim 1, wherein the plating film is formed of chromium or nickel.
る可動型と固定型を具備する成型金型において、 可動金型側に、該可動金型外からキャビティ内の所定部
位に該可動金型の移動方向に沿って貫通すると共に、リ
ム成形品の当接する部分に多数の微小射出孔を有し、か
つリム成型品の成型直後に該射出孔から金属粉等塗料の
付着性を排除する物質を該リム成型品の表面に析出させ
るピンを貫通装着したことを特徴とする成型金型。3. A molding die comprising a movable mold and a fixed mold which form a cavity for molding a rim molded product, wherein the movable mold is provided on the movable mold side from outside the movable mold to a predetermined portion inside the cavity. A substance that penetrates along the moving direction of the rim and has a large number of minute injection holes in the abutting part of the rim molded product, and eliminates adhesion of paint such as metal powder from the injection holes immediately after molding the rim molded product. A molding die, wherein a pin for depositing the rim on the surface of the rim molded product is mounted through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63036985A JPH0653958B2 (en) | 1988-02-19 | 1988-02-19 | Manufacturing method of multicolor rim including plating film and molding die used in the manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63036985A JPH0653958B2 (en) | 1988-02-19 | 1988-02-19 | Manufacturing method of multicolor rim including plating film and molding die used in the manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01212794A JPH01212794A (en) | 1989-08-25 |
| JPH0653958B2 true JPH0653958B2 (en) | 1994-07-20 |
Family
ID=12485044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63036985A Expired - Lifetime JPH0653958B2 (en) | 1988-02-19 | 1988-02-19 | Manufacturing method of multicolor rim including plating film and molding die used in the manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0653958B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371091C (en) * | 2004-07-21 | 2008-02-27 | 富海工业股份有限公司 | Method for processing surface of rim and its products |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609599B2 (en) * | 1980-08-29 | 1985-03-11 | 橋本フオ−ミング工業株式会社 | Manufacturing method for synthetic resin molded products |
| JPS59184228A (en) * | 1983-04-05 | 1984-10-19 | Sumitomo Bakelite Co Ltd | Production of plastic molding |
-
1988
- 1988-02-19 JP JP63036985A patent/JPH0653958B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01212794A (en) | 1989-08-25 |
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