plastic mold maintenance

一.准備清模工具:噴槍,氣槍,手電鉆,去漬油,砂紙,碎布,油石,煤油,圓銅刷,棉花.
Prepare mold cleaning tools:spray gun,Air gun,electric hand drill,Cleaning fluid ,
clean Cloth ,Oil stone,Kerosene,Round copper brush,Cotton.
二.用油石將公母模入子的油污清除.(400#油石)
Use oil-stone to polish dirt on the inserts, which is fixed in mold cavity or core.
三. 用油石清除排氣槽內塑料.(400#油石)
Use oil stone to polish plastic off, which trapped in air-vents.
四.用噴槍吸去漬油清洗模仁入子,用棉花擦乾淨.
Use spray gun to clean solvent liquid , wash mold inserts , wipe it off with cotton
五.拆出水塞將鉆頭裝在手電鉆上,清除公母模仁水孔內污垢.
take out the water plug of mold , Use electric drill to clean the
cooling channel in mold core/cavity.
六.用圓銅刷清洗公模仁內頂針孔,斜梢孔,用去漬油清洗再用棉花擦拭乾淨.
Use round copper brush to clean ejector hole,lifter hole in the core of mold .
Use solvent liquid to clean them, then, wipe them with cotton.
七.用砂紙拋光頂針,去除頂針毛刺.
Use sandpaper to polish ejector pin , remove the burr on ejector pin .
八.用油石清除模板和顶针板上的铁锈.
Use oilstone to polish off dust and dirt on mold plate and ejector plate.
九.用小電鉆清洗模板上水孔內污垢.
Use small electric drill to clean the cooling channel of mold plate.
十.將模仁上的澆道及澆口倒角.
Chamfer runner and gate of mold.
十一.將閉合器孔倒角拋光.(三板模)
Chamfer hole of high loading PA lock, then polish it .
十二.將圓頂針磨排氣.(頂針彎掉,需更換)
Grind air-vents on round ejector pin(Change new ejector pins if it is bend).
十三.將回位梢倒角並拋光.(夾在車床上,用150#砂紙研磨嚴禁戴手套操作).
Chamfer return pin and polish it (Clamp it on lathe machine to polish with #150 sandpaper),
十四.將下固定板上四支定位柱拋光(夾在車床上,用150#砂紙研磨)
Polish 4 locating pin of the clamping plate (Clamp it on lathe machine and polish with #150 sandpaper).
十五.在導套與模板之間開排氣.
Grind air-vents between mold plate and guide bushing.
十六.將母模板四支拉杆磨板手定位槽.
Grind the four puller of cavity plate to be flat for location (3plate mold).
十七.檢查彈簧彈力是否足夠.(滑塊內彈簧及固位梢之彈簧).
Check whether the elasticity of the spring is sufficient
十八.檢查O形環有無破損.
Check whether the “O”ring is damaged.
十九.檢查母模板四支拉杆長度是否一樣,母模板上拉杆孔深度是否一樣.
Check whether the four puller of cavity plate is equal in length and whether the
puller hole is equal in depth.
二十.拋光灌嘴.(檢查灌嘴是否太小,入澆口是否太小.
Polish nozzle (check whether nozzle is too small, whether the nozzle gate is too small).

You could find more about plastic mold maintenance  and how to make a plastic mold here.and I also want to hear your suggestions

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