当前位置:首页>学习资料>冲压模具设计学习资料:模板厚度与材质、螺丝、销钉、拔牙的使用标准解析

冲压模具设计学习资料:模板厚度与材质、螺丝、销钉、拔牙的使用标准解析

  • 2026-05-10 19:37:10
冲压模具设计学习资料:模板厚度与材质、螺丝、销钉、拔牙的使用标准解析

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模板厚度与材质的标准使用模板厚度与材质

模板材质说明

1. 只做成型的小压料板的材料用CR12 HRC50-52;

2. 直接靠刀是硬料的用CR12MOV;

3. 浮条类的,一些单冲成型大压料板的用P20或者用CR12不热处理;4. 压块,内浮块(大模板里面的),外导尺,外定位,用45#调质;5. 软料刀口冲头用CR12不热处理或者45#;  (先用镭割料带用软料试模);

螺丝、销钉、拔牙使用标准:

1.模板布螺丝、销钉、拔牙的排布要求:2.所有设计取值 取整数;3.在同一块板上螺丝/销钉/拔牙是大小一致的,M10的螺丝,其附近的销钉和拔牙也必须是同型号的4. 螺丝、销钉尽量布在模板的四个角的位置上,拔牙尽量布在销钉的附近,特殊情况例外;5.如果拔牙因为板料太厚而采取吊牙形式的,根据其中心受力点可以只设计一个吊牙(太大的模板不允许) ;6. 销钉孔有效深度标准取值2倍的直径。但没超出表中最大范围的数据可以不沉头。例如23厚的模板,10的销钉孔就可以不沉头。但如果26厚就要沉头深6.0;7. 拔牙要求:

1)客户标准要求、板件15KG以上、型腔内的入子或用定位键固定的板件方做拔牙; 

2)硬料拔牙孔要有沉头,深度规定3 0MM的斜沉头,大小参照表格数据,软料不做沉头要求,内顶牙的要求有效牙深为M10以下取10MM,大于等于M10时取15MM,取值以上做沉头,入子、小板件拔牙无客户要求时统一做在沉头孔内,对角排布,最多做两个,大板件或厚料小板件(参照拔牙数据表备注内要求)做起吊牙,单独做,起吊牙排布要对称均匀,防止起吊受力不均起吊困难或起吊后大板倾斜。8.螺丝头顶部要保证低于模面以下22mm,刀口6MM,但同-类模板的螺丝要统一长度,特殊情况除外;9. 冲裁冲头与刀口模板的螺丝沉头要低于模板面6mm;

10.螺丝锁入模板的有效牙深为螺丝直径的1.5-2.0倍。

11.图示:

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  135. /yingpanguazai/ssd/ssd1/www/no.67808.cn/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
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  137. /yingpanguazai/ssd/ssd1/www/no.67808.cn/vendor/topthink/think-template/src/template/driver/File.php ( 2.41 KB )
  138. /yingpanguazai/ssd/ssd1/www/no.67808.cn/vendor/topthink/think-template/src/template/contract/DriverInterface.php ( 0.86 KB )
  139. /yingpanguazai/ssd/ssd1/www/no.67808.cn/runtime/temp/6df755f970a38e704c5414acbc6e8bcd.php ( 12.06 KB )
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  1. CONNECT:[ UseTime:0.000541s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000799s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000335s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000283s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000523s ]
  6. SELECT * FROM `set` [ RunTime:0.000195s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000606s ]
  8. SELECT * FROM `article` WHERE `id` = 487423 LIMIT 1 [ RunTime:0.000399s ]
  9. UPDATE `article` SET `lasttime` = 1778425278 WHERE `id` = 487423 [ RunTime:0.005645s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000264s ]
  11. SELECT * FROM `article` WHERE `id` < 487423 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000487s ]
  12. SELECT * FROM `article` WHERE `id` > 487423 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000385s ]
  13. SELECT * FROM `article` WHERE `id` < 487423 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000751s ]
  14. SELECT * FROM `article` WHERE `id` < 487423 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.010193s ]
  15. SELECT * FROM `article` WHERE `id` < 487423 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.010356s ]
0.100978s