210000000080 chela (arthropods) Anatomy 0.000 claims description 6.
238000007493 shaping process Methods 0.000 claims description 12. 238000005520 cutting process Methods 0.000 claims abstract description 15. 238000000034 method Methods 0.000 claims abstract description 18. 238000001125 extrusion Methods 0.000 claims abstract description 28. 239000000463 material Substances 0.000 claims abstract description 34. 239000010959 steel Substances 0.000 claims abstract description 35. 229910000831 Steel Inorganic materials 0.000 claims abstract description 35. 238000004080 punching Methods 0.000 claims abstract description 56. 238000005516 engineering process Methods 0.000 title claims abstract description 16. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Yantai Tai Hai Group Co Ltd filed Critical Yantai Tai Hai Group Co Ltd Priority to CN201711125732.3A priority Critical patent/CN107900134B/en Publication of CN107900134A publication Critical patent/CN107900134A/en Application granted granted Critical Publication of CN107900134B publication Critical patent/CN107900134B/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links Original Assignee Yantai Tai Hai Group Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor 杨运民 王雪欣 刘志颖 曹新建 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number CN201711125732.3A Other languages Chinese ( zh) 
#Ozzle and head pdf
Google Patents A kind of main pipeline forming technology with ozzleĭownload PDF Info Publication number CN107900134A CN107900134A CN201711125732.3A CN201711125732A CN107900134A CN 107900134 A CN107900134 A CN 107900134A CN 201711125732 A CN201711125732 A CN 201711125732A CN 107900134 A CN107900134 A CN 107900134A Authority CN China Prior art keywords main pipeline ozzle blank punching pin pulling Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN107900134A - A kind of main pipeline forming technology with ozzle
CN107900134A - A kind of main pipeline forming technology with ozzle
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