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pressure mold large issues and its solutions
冲床就 is 一台冲 pressure pressure machine. in production in, pressure process due to comparison machine processing has 节约材 material and can 源, efficiency high, for as technology requirements high and through various mold application can machine processing method to product this advantages, it applications 越 越广泛.
(1)凸模 abrasion loss fast main/primary causes:
① mold 间隙偏 small, generally mold 总间隙 is material sheet/plate thick 20%, 25%.
②凸凹 mold for in property good, 包括模 base/seat and mold toward parts and 转塔镶 sleeve/set degree and other causes formed mold for parts good.
③凸 mold temperature degree high, main/primary is due to mold long time pressure formed hot.
④ mold abrasion methods 不当, formed mold 退火, abrasion loss add 剧.
⑤ local mono 边冲切, 如步冲, or 剪切时, aluminum alloy parts toward force make 冲头偏 toward 一边, 该边 间隙 decrease small, formed mold abrasion loss heavy, if machine mold 安装精 degree high, heavy make 冲头偏 upper 模, formed and loss bad.
(2) mold belt/tape material issues
mold belt/tape material formed waste material elastic, its related factors:
① mold 刃口 锋利程 degree, 刃几 圆角越 large, easy formed waste material elastic.
② mold modulus, machine upper 位 入 modulus is 一定, mold modulus small, easy formed waste material elastic. mold micro 信:mujudaren
③ mold is combined 理, if mold 间隙不 combined 适, easy formed waste material elastic.
④ by processing sheet/plate table/sheet is in relatively more material.
⑤ elastic fatigue loss bad.
anti mold belt/tape material methods:
① use specialized anti belt/tape material 凹模. aluminum alloy parts
② mold 经常刃 abrasion maintain 锋利, magnetic 处理.
③ increase large 凹模间隙.
④ using/adopting 斜刃n mold 代替平刃口 mold.
⑤ mold 安装退 material device.
⑥ combined increase large mold modulus.
⑦检查 mold elastic or material sleeve/set fatigue strong/high degree.
(3) mold for in property issues
mold in use easy 发生冲芯各侧位置 abrasion loss amount different, has separation has relatively large 划痕, abrasion loss relatively fast, this type of in fine narrow long mold upper especially obvious. issues main/primary causes:
① machine 床转塔 design or processing degree 不足. main/primary is upper lower 转盘昀 mold base/seat for in property good. ② mold design or add upper degree can meet/satisfy requirements.
③ mold 凸模 导 sleeve/set degree 不够.
④ mold selection combined 适.
⑤ mold base/seat or mold sleeve/set due to long use abrasion loss formed for in property good.
is anti mold abrasion loss 不一致, 应:
①定期 using/adopting for in rod for machine 床转塔 and base/seat for in property adjustment.
② and more mold sleeve/set selection combined 适间隙 凸凹 mold.
③ using/adopting full mold.
④ add strong/high as responsibility 心, rear and 时查找 causes, 避免造 formed more large loss 失.
(4)特殊 formed mold use
is meet/satisfy production need, need use formed mold or mold, main/primary has mold, 百叶窗 mold, 沉孔形 mold, 翻孔攻螺纹 mold, mold, tensile mold, combined mold and other, use or formed mold 町以人人 improve/increase production efficiency, formed mold price relatively high, usually is mold 4-5倍. mold micro 信:mujudaren is 避免失误, attention/notes and below/following 原则:
① mold 安装时进行 direction 检查, ensure mold 凸凹模安装 direction 一致.
② according to requirements positive adjustment mold pressure deep degree, adjustment most good ultra- 0.15mm.
③ use relatively low speed degree.
④ sheet/plate need 平整无 deformation or 翘起.
⑤ formed processing 俯置应尽 most 远离夹钳.
⑥ formed mold use 时应避免 toward lower formed as:
⑦冲 pressure according to 先普通 mold pressure, most rear use formed mold.
(5) mold elastic fatigue loss bad
冲床 mold use in easy overlook issues, aluminum alloy parts mold elastic use lifespan, mold elastic need 定期进行 maintenance or more 换, is inner many use for equipment and mold can maintenance, 却往往 overlook mold elastic maintenance, has use elastic more year has more 换, 同工位 or mold 经常出现 loss bad or pressure belt/tape material, method to causes, rear more mold elastic rear, issues to solution. for/regarding different equipment and mold, its mold elastic type type has different. if maintenance 不当, easy generate mold belt/tape material can can loss bad mold or sleeve/set, formed necessary loss 失.
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