1、每次作业完毕，首先要擦拭松端钢丝绳上粘附的泥浆、粉尘或油污，松开钳口，抽出钢丝绳，将钢丝绳顺序绕在收集架上，并擦拭全长钢丝绳，将钢丝绳存放于干燥处，以防锈蚀。 2、每年应对手扳葫芦至少进行4次保养处理，如用柴油清洗机件，并以钙基润滑脂润滑。 3、当机芯内部灌入泥浆、水泥或其他脏物时，可用清水冲洗，再以柴油清洗;清洗、干燥后上钙基脂润滑脂;最后松开钳口，用干净的棉纱擦净钳口上的油脂和水分。

1, after each operation, first, wipe the mud, dust or oil on the loose end wire rope, release the jaw and draw the wire rope, sequentially wrap the wire rope on the collecting rack, wipe the full-length wire rope, and store the wire rope in the dry place to prevent rust. 2, each year, the hand squash should be treated at least 4 times, such as cleaning the machine parts with diesel oil, and lubricating with calcium based grease. 3, when the core is poured into mud, cement or other dirt, it can be washed with clean water, then cleaned by diesel oil. After cleaning and drying, calcium grease is added to the grease. Finally, the jaw is loosened and the grease and moisture on the jaw are cleaned with clean cotton yarn.