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Need an experienced, freelance engineer to design a machine that will enable us to utilize a hopper to fill paper bags (between 0.45 kg and 0.9 kg per dose) with our concrete reinforcing fibers.
We are envisioning an auger-driven device with a reservoir with an orifice on the bottom that will open when activated and fill one bag with the desired quantity of fibers (within a 0.5% tolerance), then close and activate the auger to refill the reservoir from the hopper (could be driven with a servo motor). There must be some means of verifying that the weight is correct in the reservoir.
We are open to totally different design options, however, and we are looking for the most simple design option that will function. A fully mechanical device is acceptable. We only anticipate making a dozen or fewer of these, and both the design and manufacturing costs must be economical.
Time is of the essence to submit bids. Please submit even if your bid exceeds the posted budget price (which is s...
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