Redden towards method PPR copper alloy inserts blank assembly

• Main Authors: LIANG YINXIN, SHAO DINGHUA, HUANG YOUYING
• Format: Patent
• Language: Chinese; English
• Published: 28.12.2016
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

Redden towards method PPR copper alloy inserts blank assembly belongs to inserts technical field. It makes towards the method through red, it includes interior thread insert and outer thread insert, be equipped with the first enhancement lug of round on interior thread insert's the one end annular terminal surface, interior thread insert's outer wall is equipped with a set of first limited slip groove, first limited slip groove is the ladder recess, interior thread insert's inner wall is equipped with the internal thread, outer thread insert one end is the extension end, this end outer wall is equipped with the external screw thread, it strengthens the lug to be equipped with the round second on the annular terminal surface of the outer thread insert other end, outer thread insert's outer wall is equipped with a set of second limited slip groove, second limited slip groove is the ladder recess, interior thread insert and outer thread insert pass through internal thread and external screw thread screw -thread