CN204975025U - 一种铸造用内孔为鼓形的套筒一次成型冲压模具 - Google Patents
一种铸造用内孔为鼓形的套筒一次成型冲压模具 Download PDFInfo
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- CN204975025U CN204975025U CN201520772017.9U CN201520772017U CN204975025U CN 204975025 U CN204975025 U CN 204975025U CN 201520772017 U CN201520772017 U CN 201520772017U CN 204975025 U CN204975025 U CN 204975025U
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- 239000010959 steel Substances 0.000 description 4
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CN201520772017.9U CN204975025U (zh) | 2015-09-30 | 2015-09-30 | 一种铸造用内孔为鼓形的套筒一次成型冲压模具 |
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CN201520772017.9U CN204975025U (zh) | 2015-09-30 | 2015-09-30 | 一种铸造用内孔为鼓形的套筒一次成型冲压模具 |
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CN109092988A (zh) * | 2018-06-28 | 2018-12-28 | 亿和精密工业(苏州)有限公司 | 一种用于超薄工件连续冲压的模具结构 |
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CN109092988A (zh) * | 2018-06-28 | 2018-12-28 | 亿和精密工业(苏州)有限公司 | 一种用于超薄工件连续冲压的模具结构 |
CN109092988B (zh) * | 2018-06-28 | 2024-05-03 | 亿和精密工业(苏州)有限公司 | 一种用于超薄工件连续冲压的模具结构 |
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C14 | Grant of patent or utility model | ||
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CP03 | Change of name, title or address |
Address after: High tech Zone of Hebei city in Shijiazhuang province 050000 Emei street and Huaihe Road intersection northeast corner Patentee after: Hebei Yulong metal materials Polytron Technologies Inc. Address before: 050000 Shijiazhuang high tech Industrial Development Zone, Emei Road, Hebei Patentee before: HEBEI YULONG CASTING Co.,Ltd. |
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CP03 | Change of name, title or address |
Address after: 050000 Huaihe Road, Shijiazhuang high tech Zone, Hebei, No. 191 Patentee after: HEBEI YULONG TECHNOLOGY Inc. Address before: High tech Zone of Hebei city in Shijiazhuang province 050000 Emei street and Huaihe Road intersection northeast corner Patentee before: Hebei Yulong metal materials Polytron Technologies Inc. |
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CP03 | Change of name, title or address | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 |