To make this time special issue, drilling holes, timber, to design and build a drilling hole of timber that can be used. To test the functionality and capabilities of the rubber hole puncher. And for the performance of the rubber hole puncher
.Rubber hole puncher structure made of 5 mm thick square size 134 cm, length 58 cm, height 55 cm. And used the tractor size 70-90 horsepower, etc is who's power base axle speed (PTO) 540 RPM. Sent to a series of gear hole puncher
In working hours, with the diameter of a hole 50 cm depth: 50 cm, and the distance between 3x7 m 1-hole drilling, timber was found to be about 24-second hole when digging holes is 1 hours time! 150 holes were lost due to the installation of the machine 6 minutes to lose in the turn of the head, machine, 8 minutes found that drilling holes in timber 1 Rai spent a total of 46 minutes per Rai. I found that the rubber hole drilling machine drilling. 150 per hour and unearth. 55.7 per hour. Rubber hole puncher that can work faster than labour only 2.69 people
.
การแปล กรุณารอสักครู่..
