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[CN 201720921342.6] Crankshaft connecting rod cover assembly of cold heading machine
[CN 201720921342.6] Crankshaft connecting rod cover assembly of cold heading machine Title: Crankshaft connecting rod cover assembly of cold heading machine Application number: CN 201720921342.6 Applicant: Ningbo Sijin Machinery Co., Ltd. Application date: 2017-7-27 Patent type: Utility model The utility model discloses a crankshaft connecting rod cover assembly of a cold heading machine, including a main body, the main body is provided with a connecting rod installation through hole, and more than two copper sleeves are distributed at intervals at both ends of the connecting rod installation through hole, an oil groove is provided on the inner wall of each copper sleeve. The utility model sets a plurality of copper sleeves and is axially sleeved on the crankshaft connecting rod at intervals, so that the crankshaft connecting rod will not affect the heat dissipation effect because the outer wall of the connecting rod is completely covered by the copper sleeve. At the same time, part of the lubricating oil in the copper sleeve Under the action of the crankshaft connecting rod, it will be taken out and stored, and then this part of the lubricating oil will quickly cool the copper sleeve and the crankshaft connecting rod, finally, the heat dissipation effect is improved and the problem of increasing friction force after long-term use can be avoided.
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