Engine crankshaft bearing disassembling tool

• Main Authors: TANG GUOHUA, GENG LIYANG
• Format: Patent
• Language: Chinese; English
• Published: 31.05.2024
• Subjects: HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

The engine crankshaft bearing disassembling tool comprises an expansion rod, a plurality of expansion arms, a middle block, a supporting sleeve and a first nut, the expansion rod is horizontally arranged, the expansion rod is sleeved with the middle block, the middle block is in threaded connection with the expansion rod, and the diameter of the left end of the expansion rod is gradually decreased from right to left; the expansion arms are annularly arranged and are coaxial with the expansion rod, the right ends of the expansion arms are fixedly connected with the left end of the middle block, the inner walls of the left ends of the expansion arms abut against the outer wall of the left end of the expansion rod, the supporting sleeve is arranged on the middle block in a sleeving mode, and first external threads are arranged on the outer wall, on the right side of the supporting sleeve, of the middle block in a protruding mode. The first nut is in threaded connection with the first external thread in a matched