今年麦收时,我场新购置的12台1065联合收割机的D型34490行走皮带仅用了5～7天,就陆续坏了。22队曹洪武家庭农场用的是同类型行走皮带,使用半个多月,收小麦2000多亩后,仍然完好无损。在同样的条件下作业,为什么使用寿命会相差如此悬殊呢?曹洪武介绍,这类进口行走带一般在行走时松弛,一旦停止运行又能回缩。有的驾驶员看皮带松了就紧,机车运行时皮带又再度松弛,驾驶员看后又紧,如此一紧再紧,皮带也就抻 When this year’s wheat harvest, my field newly purchased 12 1065 combine harvester D-34490 walking belt took only 5 to 7 days, one after another broken. 22 team Cao Hongwu family farm is using the same type of walking belt, using more than half a month, after receiving 2000 acres of wheat, still intact. Under the same conditions of operation, why the service life will be so disparity? Cao Hongwu introduction, such imported walking belt is generally loose when walking, once stopped and can retract. Some drivers see the belt loose tight, the locomotive running belt again relaxed, the driver looked tight, so tight and tight, the belt also 抻