我公司设计的电热水器发泡模具的精度为顶模、上模、内模、底模的平行度为0.3mm,垂直度为0.5mm. 整体重量轻，换模方便快捷，生产效率高，龙其是发泡质量高，减少了漏料，大大降低了生产成本。

      整体技术方案

2.   Technical 技术说明

3.1  General requirement     综合要求

1)        Use universal/standard part as far as possible

在结构中应尽可能采用通用件及标准件

2)        Each holding parts must have enough strength and rigidity.

各承力零部件必须具有足够的强度及刚度

3)        Compact and reasonable design for easy cleaning and maintaining .

设计应简洁,合理并易于清洁及维修

4)        All steel surface must be stainless, painted or anti-rusting treated

所有金属表面必须是不锈钢或经过喷涂或经过防锈处理的.

5)        Every section of tools and moulds run smoothly and reliably without vibration and creeping

各夹具、模具运行平稳,可靠,无抖动及爬行现象,过渡平稳.

6)        Good outlook, easy operation

整机外形美观，操作方便.

7)        All parts of the fixtures and moulds must have no any sharp edge and sharp-angled and so on

        which can jeopardize operators’ safety.

所有零部件不得有尖角、锋利边角等危害人身安全的因素存在.

8)        Pneumatic parts should be Festo or SMC; Straight-line rail should be Shangyin(Taiwan) or SBC( Korea);

Other parts should be ordered according to Part A.

气动零件必须采用Festo或SMC的产品；直线导轨必须采用台湾上银或韩国SBC的产品;其它元件按甲方

要求执行;

      9)    manufacture precision of mold 加工精度:

a)       The concentricity between top mold and  inner mold and bottom mold is ≤ 0.5mm

       上模中心与内模及下模中心同心度不大于0.5mm;

b)       The parallelity between top mold and bottom is ≤ 0.3mm

       上模与底模平行度不大于0.3mm

c)       the verticality between inner mold and bottom mold is≤ 0.3mm

       内模与底模垂直度不大于0.3mm

d)       the height of mold is ≤ 2250mm

       总高度不大于2250mm

e)      carrying capacity of top mold and bottom mold is≥ 5ton

     上下模承载能力不小于5吨;

f)        the weight of complete mold is ≤ 700kg

     总重不大于700KG;

3.2    Working flow and requirement  工艺流程及要求 

1).    Out mold & bottom mold/外模+底模 ：24set（18pcs of B+/C/D line + 6pcs of A line）

 a.   Steel frame of out mold should be with enoughstrength and rigidityaccording to drawing

 按照图纸，外模框架必须有足够强度和刚性;

1. Out molds should be installed on the cart of foaming line firmly  

 外模必须在发泡线小车上安装牢固

气缸应运行平稳,无爬行,抖动,打滑及跑偏等现象.

       d.    beeline rail keep good lubrication and smoothly and reliably of running, without vibration,

              creeping, skidding etc.

 直线导轨润滑良好，运行平稳,无爬行,抖动,打滑及跑偏等现象.  

       e.    the height should be adjusted easy and quickly by the worm device, and can implement to tiny adjustment.

             蜗轮蜗杆装置必须能轻松快捷地进行调节高度,并能微调

       h.    surface of inner mould is flat and slick

              表面平整和光滑

3).    Inner mould/内模   

        a.    18 set15” (include pad of13” inner mold )for B+/C/D line +  6 set of 1 15”

               (include pad of13” inner mold)A line; the material of inner mold is ZL105

               总数为18副B+/C/D系列15”内模(含13”内模衬块)和6副A系列15”内模(含13”内模衬块)，材质为铸铝(ZL105),

        c.    the cylindricity after inner mould closed is ≦ 0.5mm

             闭合后的内模具有良好的圆柱度,其公差为Φ≦0.5mm

        d.   inside of inner mould is flat and slick,  granulation after manufacture is less than Ra3.2, and cover the PET tape or soft  cloth to inner mould to protect housing;

              out-surface of inner mold should be machining to keep the thickness average and less weight of mold

              内表面平整光滑,表面粗糙度小于Ra3.2,并覆盖PET胶带或软质布料用以保护外壳,外表面要求机加工,以控制厚度均匀及减轻重量;

        e.    with same length for 3 board of inner mould and the flatness of top should be less than 0.5mm.

              内模3块模板高度一致,且其顶面平面度要求≦0.5mm

        f.    holes and troughs be suitable to water screw and in-outlet

              让位孔、槽和热水器的挂架螺钉及进出水嘴位置相适应 

        g.   the circle which is for location of jacket’s edge bending is top of inner mold  with the thickness about 8mm

             内模顶部的整形环， 其厚度为8mm

4）   top mould/上模

         a.    each18 set of 13”and 15” molds for B+/C/D line + each 6 set of 13”  and 15” molds for A line

                13”和15”B+/C/D各18套, A系列13”和15”各6副

         b.    material is aluminium for top mould, and enough thickness to keep intensity of top mould

              上模材料为铝，且有足够的厚度保证其强度   

        c.     Teflon coat be painted on the surface of top mould, and enough vent holes in it

              上模表面有特氟隆涂层，并且有足够的透气孔

        d.    the gap between top mould and inner mould is averagely after closed moulds

               闭模后上模和内模之间的间隙需分布均匀

e.    the structure should be easy to install and fix quickly

结构易于快速安装和固定    

3.      Definition of task　任务规定

*         0-series production can meet the requirement specified in the contract.

小批量生产能够满足合同规定的要求。

*         Training of the personnel during the start-up, including maintenance staff

在起动期间进行人员培训，包括维修人员

4.      Documentation文件资料

*         Operation manual including safety instructions

操作手册，包括安全说明

*         List of all wear- and spare-parts including supplier of those with name, address,telephone and fax-number

所有易损件和备件明细表必须包括供应商的姓名，地址，电话及传真号

*         Electric version drawing which Part B provide to Part A should be changed to .dwg

乙方根据甲方要求将所有设计图纸以dwg格式提供给甲方存档;