Pulp concentration adjusting method of used paper recycling apparatus, pulp concentration adjusting device of used paper recycling apparatus, and used paper recycling apparatus

Abstract

A pulp concentration adjusting technology for realizing a used paper recycling apparatus of furniture size that can be installed in a small shop or general household. The used paper recycling apparatus having a pulp making unit and a paper making unit includes a beating concentration adjusting unit for adjusting the beating concentration of the used paper pulp in the pulp making unit, and a paper making concentration adjusting unit for adjusting the paper making concentration of the used paper pulp in the paper making unit, in which the beating concentration adjusted in the beating concentration adjusting unit is set at a high concentration capable of beating in the pulp making unit, and the paper making concentration adjusted in the paper making concentration adjusting unit is set at a low concentration capable of making paper in the paper making unit. Therefore, the concentration of the used paper pulp is adjusted in two stages, and the concentration can be adjusted by effectively utilizing the small working space of the used paper recycling apparatus of furniture size, and the used paper can be recycled at high operation efficiency.

1 . A pulp concentration adjusting method of a used paper recycling apparatus, being a pulp concentration adjusting method used in a used paper recycling apparatus, the used paper recycling apparatus comprising a pulp making unit for fragmenting and beating the used paper to make used paper pulp, and a paper making unit for manufacturing recycling paper by making from the used paper pulp manufactured in this pulp making unit, these pulp making unit and paper making unit being installed in an apparatus case of furniture size,
 the pulp concentration adjusting method being intended to adjust the concentration of the used paper pulp supplied in the paper making unit by adjusting the mixing rate of the used paper and water supplied in the apparatus, and the method comprising:   a beating concentration adjusting process for adjusting the beating concentration of the used paper pulp in the pulp making unit, and   a paper making concentration adjusting process for adjusting the paper making concentration of the used paper pulp in the paper making unit,   wherein the beating concentration adjusted in the beating concentration adjusting process is set at a high concentration capable of beating in the pulp making unit, and the paper making concentration adjusted in the paper making concentration adjusting process is set at a low concentration capable of making paper in the paper making unit.   
     
     
         2 . The pulp concentration adjusting method of the used paper recycling apparatus of  claim 1 ,
 wherein the beating concentration adjusted in the beating concentration adjusting process is set at a maximum concentration allowable for the beating capacity of the pulp making unit.   
     
     
         3 . The pulp concentration adjusting method of the used paper recycling apparatus of  claim 1 ,
 wherein the paper making concentration adjusted in the paper making concentration adjusting process is set at an appropriate concentration corresponding to the finished paper quality of the recycled paper to be recycled.   
     
     
         4 . The pulp concentration adjusting method of the used paper recycling apparatus of  claim 1 ,
 wherein the paper making concentration adjusting process is intended to divide a specified small portion from the whole volume of the used paper pulp manufactured in the pulp making unit, and add a specified amount of water for adjusting the concentration corresponding to the divided small portion of the used paper pulp, thereby mixing and adjusting a pulp suspension of a specified concentration in a divided style.   
     
     
         5 . The pulp concentration adjusting method of the used paper recycling apparatus of  claim 4 ,
 wherein in the paper making concentration adjusting process, the concentration adjusting interval for adjusting the concentration of the used paper pulp in the divided style is determined so that at least the supply capacity of the concentration-adjusted pulp suspension into the later process of the paper making unit may be larger than the paper making process capacity in the paper making unit.   
     
     
         6 . The pulp concentration adjusting method of the used paper recycling apparatus of any one of  claims 1  to  5 ,
 wherein in the beating concentration adjusting process and the paper making concentration adjusting process, the concentration is adjusted by weight type adjustment by measuring the weight of the mixing rate of the used paper and water to be charged into the apparatus. 
 
     
     
         7 . A pulp concentration adjusting device of a used paper recycling apparatus, being a pulp concentration adjusting device used in a used paper recycling apparatus, the used paper recycling apparatus comprising a pulp making unit for fragmenting and beating the used paper to make used paper pulp, and a paper making unit for manufacturing recycling paper by making from the used paper pulp manufactured in the pulp making unit, these pulp making unit and paper making unit being installed in an apparatus case of furniture size,
 the pulp concentration adjusting device being intended to adjust the concentration of the used paper pulp supplied in the paper making unit by adjusting the mixing rate of the used paper and water supplied in the apparatus, the device comprising:   beating concentration adjusting means for adjusting the beating concentration of the used paper pulp in the pulp making unit,   paper making concentration adjusting means for adjusting the paper making concentration of the used paper pulp in the paper making unit, and   pulp concentration control means for driving and controlling in cooperation with the beating concentration adjusting means and the paper making concentration adjusting means,   wherein the beating concentration adjusted by the beating concentration adjusting means is set at a high concentration capable of beating by pulp making unit, and the paper making concentration adjusted by the paper making concentration adjusting means is set at a low concentration capable of making paper in the paper making unit.   
     
     
         8 . The pulp concentration adjusting device of the used paper recycling apparatus of  claim 7 ,
 wherein the beating concentration adjusted by the beating concentration adjusting means is set at a maximum concentration allowable for the beating capacity of the pulp making unit.   
     
     
         9 . The pulp concentration adjusting device of the used paper recycling apparatus of  claim 7 ,
 wherein the paper making concentration adjusted by the paper making concentration adjusting means is set at an appropriate concentration corresponding to the finished paper quality of the recycled paper to be recycled.   
     
     
         10 . The pulp concentration adjusting device of the used paper recycling apparatus of  claim 7 ,
 wherein the paper making concentration adjusting means includes division extracting means for dividing and extracting a specified small portion from the whole volume of the used paper pulp manufactured in the pulp making unit, suspension preparing means for preparing a pulp suspension of a specified concentration by adding a specified amount of water for adjusting the concentration to the specified small portion of the used paper pulp divided and extracted by the division extracting means, and paper making concentration control means for driving and controlling in cooperation with the division extracting means and the suspension preparing means.   
     
     
         11 . The pulp concentration adjusting device of the used paper recycling apparatus of  claim 10 ,
 wherein the paper making concentration adjusting means drives and controls the division extracting means and the suspension preparing means so that at least the supply capacity of the concentration-adjusted pulp suspension into the later process of the paper making unit may be larger than the paper making process capacity in the paper making unit.   
     
     
         12 . The pulp concentration adjusting device of the used paper recycling apparatus of  claim 7 ,
 wherein the paper making concentration adjusting means includes a pulp supply tank for storing the pulp suspension adjusted to a specified concentration, and this pulp supply tank has agitating means for agitating the pulp suspension stored and held in the pulp supply tank.   
     
     
         13 . The pulp concentration adjusting device of the used paper recycling apparatus of any one of  claims 7  to  12 ,
 wherein the beating concentration adjusting means and the paper making concentration adjusting means are of weight type', that is, the mixing rate of the used paper and water to be charged into the apparatus is adjusted by measuring the weight, and the concentration of the used paper pulp supplied in the paper making unit is adjusted. 
 
     
     
         14 . A used paper recycling apparatus, comprising a pulp making unit for fragmenting and beating the used paper to manufacturing used paper pulp, a paper making unit for making the used paper pulp manufactured in the pulp making unit and producing recycled paper, a pulp concentration adjusting unit for adjusting the concentration of the used paper pulp supplied in the paper making unit, and a device control unit for driving and controlling in cooperation with the pulp making unit, the paper making unit, and the pulp concentration adjusting unit, these component units being installed in an apparatus case of furniture size,
 wherein the pulp concentration adjusting unit includes beating concentration adjusting means for adjusting the beating concentration of the used paper pulp in the pulp making unit, paper making concentration adjusting means for adjusting the paper making concentration of the used paper pulp in the paper making unit, and pulp concentration control means for driving and controlling in cooperation with the beating concentration adjusting means and the paper making concentration adjusting means, and   the beating concentration adjusted by the beating concentration adjusting means is set at a high concentration capable of beating in the pulp making unit, and the paper making concentration adjusted by the paper making concentration adjusting means is set at a low concentration capable of making paper in the paper making unit.