G.Die performance:      模具性能
1.     All dies to be designed and constructed considering optimal production rates as designated by the Porject Manager.  The Goal is to explore innovative techniques to increase the press Speed at which these dies will operate.  This in turn translates Into higher production capacities, in a shorter period of time.
在模具设计及组装中应考虑由项目经理提出的*佳生产速率，这个目的就是研究更新的技术去增加模具生产冲床的速率。这将转换为在更短的时间内获得更高的制造能力
2.  All new dies will produce Su-dan production parts to meet first parts approval and part run rate before final acceptance.
    在模具*终接受前，所有生产Su-dan产品的模具必须获得首件承认以及产品生产速率
V.    Die Design Criteria                    模具设计标准
A.  Preferred components:        **的零件
1.    All metal stamping die(s) supplied to Su-dan will be constructed using the preferred components already identified.
所有供应给Su-dan的五金模具都应使用已经证明的**零件组装。
B.  Production part materials - Die design relationship :  产品的材料 （与模具设计有关）                                                 
1.    The production material thickness will be used when calculating the die design dimensions-check with Project Manager for exact  tolerances.
当计算模具设计尺寸（由项目经理做精确公差的检查）将使用材料的厚度。
2.  To optimize material usage, flat blank nominal material thickness will be used along with the minimum inside form radii to calculate material used.
      为提高材料的利用率，将使用*小的内侧半径及平的材料厚度来计算材料的用量。
C.  Calculating operation tonnage of die:    计算模具工作吨位
1.    The calculated operating tonnage of the die will include stripping pressure.
计算出的模具工作吨位应包含脱料力。
2.    The stripping pressure for the press tonnage will be calculated with the die closed.
冲床吨位中的脱料力应为模具闭合时的压力。
D.  General die life and construction:        模具寿命与组装
    1.  All dies will be provided with a minimum of 4 steel “set blocks,” or stop blocks positioned over the parallels.  所有的模具应包含至少四个位于垫脚上的限位块或者限位柱
         a.  Size of set blocks to be determined by:    限位块的尺寸由以下条件决定
(1)    Die area 250 square inches or less, use 2 inch diameter round or comparable area-rectangular set blocks. 
当模具尺寸小于或等于250平方英寸，使用直径位2英寸的限位柱或同等面积的限位块。
(2)  Die are over 250 square inches, use 3 inch diameter  set blocks.
    当模具尺寸大于250平方英寸时，使用3英寸直径的限位块。
b.    Set blocks will have a .050” deep by .250” wide slot for soft lead coining at shut height.  Set block to be stamped, or die shoe to be stamped “.050” near set block.
限位块将有**条.050”深  .250”款的槽，在限位块上或者模座上刻上“.050”
3.    Die sections will have staggered hole patterns for one-way assembly. 
为方便组模模具入子应使用防呆孔方式
3.  Die section(s) will be a minimum of 1.5” thick. 模具刀口入子至少有1.5英寸厚。
a.  There must be a .375-.500” cutting land with all wire burned sections or holes for all parts. These sections must be undercut at 1½° taper to provide the desired cutting land.
    所有线割的刀口入子必须有.375-.500”的刀口直深并有1½°的落料锥度。
b.    Dies should be designed for use of wire E.D.M. on die sections, trim and notch punches where applicable. Traditional die making practice must be used so each  section can be worked during the repair process.  All large wire burned sections should be segmented when possible.
                        有切口及开槽的地方，模具刀口入子都应设计成线割，传统的模具制造方法可以利用这样
                          每**个入子在维修中都能够工作，所有大的线割部件只要可能都应该分段。
4.    Cutting sections will be ground or finished by E.D.M. to remove decarb. All die sections will have a ground seating surface.
所有的冲裁入子都应该研磨或者用E.D.M.精加工除去……，所有的模具入子都应有**个研磨放置面。                                 
5.    All pierce die holes will be buttoned unless otherwise specified.
除非其他说明，所有的下模冲孔都应使用入子。
6.    Screw holes will be counterbored in the die section .  Screw heads will be a minimum of 3/8” plus die cutting land below the die section surface, and screw threads must enter no less than 1.5 times diameter.
在入子上的螺丝孔必须沉头，螺丝头必须沉入模具入子下表面3/8”加上刀口直深，螺丝至少锁入1.5倍螺丝直径。                                   
7.    Where possible, screws will be hex socket head cap screws.  Other types of screws, such as set screws, will be hex socket.
只要空间允许，都使用内六角沉头螺丝，其它种类的螺丝，譬如固定螺丝，必须是内六角的                                 
8.  Refer to company press information to determine the proper shut height, die size, and parallel size needed.  根据公司冲床情况决定适当的闭模高，模具尺寸以及需要的垫脚尺寸。
     a.  Parallels are to be ground both top and bottom.    垫脚应该研磨上下两个面。
b.    Parallel mounting screws will be 2 different sizes from one end to the other. 
两端垫脚固定螺丝必须为不同的尺寸
c.    The 2 outer and center parallel on both top and bottom shoe if present are to:
上模及下模的两个*外端的和中间的垫脚如果有的话必须为：
           (1)  Extend 3” from the side of the die.  从模具侧向外延伸3英寸
               (2)  Are to be cut into a clamping foot with a maximum height of 2” with a 1” slot for clamping. 
                                  应该切割成带有2” 高及 1” 固定槽的固定垫脚
d.    The upper shoe if no parallels are present will have 1” clearance slots for fastening.
如果没有上垫脚应该开1” 的固定槽 。    
e.    Die handling holes of ¾” or 1” are required on both sides  of the top and bottom shoes. 
在上下模座两侧应该有¾” 或者 1”的起吊孔。
f.    All parallels with integral feet should be located on 6” J.I.C. centers.
所有整数尺寸的垫脚应该位于6” J.I.C.中心。
           g.  Provide adequate clearance for slug removal.  提供足够的落料间隙。
g.    Proper clearance for Hi-Lo forks between the bottom parallels to provide safe balance when lifting.  Slots must be a minimum of 6” and maximum of 28” apart, and equal distance from the center of the die.
在下垫脚之间应该提供足够的Hi-Lo叉车搬运间隙并保持平衡，间隙*小为6”*大为 28”，到模具的中心距离应该相等。
h.    A keyway slot must be on parallels for centering die on bolster.  1.020” wide and 1” deep.
在垫脚上应提供将模具定位在台面上键槽（1.020”宽1” 深）
8.    Large weldments in die structure will be machined on the mating surfaces, screwed together, welded, and normalized  before final machining.
模具中的大型烧焊件必须在配合面上进行加工并用螺丝所在**起，在*终加工前必须焊接及处理。                         
9.    Welding on trim steels to make corrections or modifications is acceptable only to complete tryout and first piece approval. Welded trim steel sections must be remade and retried before die  is shipped.  Welded form steels must be approved by Project Manager.
对剪断入子进行更正和变更所做的烧焊仅用于试模及首件承认，在模具船运之前烧焊的入子必须重制并再次试模，对成型的部件进行烧焊必须经过项目经理的同意。
10.    All overhung items, gages, hoses, valves, electrical wires or boxes will be protected with heavy duty guarding, from lift truck mast.
所有悬挂物体，量侧器，软管，阀门，电子线及包装都必须很好的保护，避免碰到插车天线
11.    Dies with thrust characteristics must be properly heeled and keyed.
带冲刺特征的模具必须有适当的跟刀及键块 
a.    Heel blocks to have a minimum of 1/8” heeling before work is started.
在工作之前跟刀必须有1/8”长度导正。
b.    Heel blocks should have screws located on the side of the block toward the thrust.
跟刀靠向冲头**侧应该有螺丝定位。
12.    Use D2 steel or better on all cutting and forming sections with heavy usage.  Provide kicker pins in punch sections and spring plungers in the stripper when necessary for positive strip removal. Each section is to be doweled separately.
对重载荷的冲裁及成型入子使用D2或更好的钢，当有必要正面移出时在冲头入子中提供推出销