Automatic precious metal bracelet and finger ring precision reshaping machine

• Main Authors: AN LIFANG, LIU HUACHANG, ZHU DONGLIANG
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2019
• 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

An automatic precious metal bracelet and finger ring precision reshaping machine comprises a transverse adjusting device, a longitudinal adjusting device arranged on the transverse adjusting device, apressing device arranged on the longitudinal adjusting device and a material collecting device arranged below the pressing device. The pressing device comprises a plurality of pressing blocks. Each pressing block comprises a connecting part and a forming part connected to the bottom of the connecting part, wherein the outer diameter of the forming part is gradually increased from the middle portion to the two ends, accordingly a forming groove with an outward opening is formed in the outer side face of the forming part, and the pressing block can freely rotate. The forming grooves are formedin the forming parts of the pressing device, the transverse adjusting device and the longitudinal adjusting device drive the pressing blocks to extrude the inner side wall of a bracelet, a direction adjusting device drives a f