Integral rotary drill bit and portable rotary drill and method for crushing tree stubble
An integral, portable technology, applied in agriculture, forestry, applications, etc., can solve problems such as large size and mass of large-scale machinery, inability to smash tree stubble anytime and anywhere, and inability to timely and effectively control pine nematode epidemics, and achieve strength and rigidity. big effect
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[0060] The second embodiment is different from the example in which the transmission rod 3 of the first embodiment is the upper and lower ends of the upper and lower ends, respectively, the pin hole of the output shaft of the power device 1, respectively, and the pin hole 404 of the spin drill head 4. 405 connection. Both the output shaft and the bottom connection column 404 of the power device 1 in the first embodiment second are each outer thread that is provided with an external end of the power device 1 and the output shaft and the output shaft of the power device 1. The inner thread of the outer thread of the bottom connection column 404, the thread is rotated the same as the rotary drill head 4 drilled, to ensure that the rotating machine is working in the rotating machine, and the slurry head will only be closer, and it will not loose Take off.
[0061] The present invention also provides a method using the above-described portable fluoride machine: in the case where the ab...
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