Wednesday, September 16, 2020

9 common problems of charcoal rod making machine

 1. Transverse cracks on the rod. Excessive moisture in the raw material will easily cause transverse cracks on the rod.
2. Reasons for longitudinal cracks of the rod: a. The temperature is too high. b. The screw inclination is too large; c. The abrasive tool is damaged. Solutions for longitudinal cracks: a. Lower the temperature; b. Repair the inclination to be as perpendicular to the axis as possible; c. Replace or repair.
3. Reasons for too low rod density: a. The temperature is too high; b. The screw pressure is small. If the heating temperature is too high or too low, the forming sleeve is seriously worn, the propeller angle is not consistent, and the raw material has too much moisture. The solution to the density of the rod is too small: a. Cool down; b. Reduce the screw angle and increase the screw pressure.


4. The reason for the low density at the center of the rod or scattered sawdust: the diameter of the root of the propeller shaft tip needs to be repaired and thickened. Misalignment of the shaft tip can also cause the above problems, and it needs to be corrected at high temperature.
5. Back-gassing of the wood briquette machine: It is manifested in that gas is sprayed out from the discharge port during production, mainly due to insufficient material supply. It may also be due to excessive moisture in the raw materials and insufficient heating temperature.
6. The charcoal briquetting plant appears "stuffy": the raw materials are mixed with large and hard impurities. If the voltage is low or the heating temperature is too low, the raw material may not dry. The former needs to be shut down to remove impurities. The latter must continue to warm up to soften the raw materials, or re-dry.


7. Reasons for the charcoal briquette making machine to fire: a. The material is too moist; b. The stick is dead. Improper temperature control, excessive moisture in raw materials, abrasion of the propeller, improper shaft tip, clogged vents, too large or too small screw in the head of the propeller, serious sleeve wear, etc. In this case, compare the above reasons one by one, and make adjustments after finding out the reasons. The solution of the briquette machine for sale firing: a. Adjust the drying temperature and dry the material; b. See the solution to the dead eye of the stick.
 8. Reasons for bar bending: uneven heating and excessive moisture in raw materials. The solution to bar bending: increase the temperature.
 9. Reasons for the flower stick: a. The screw is not repaired; b. The mold is worn; c. The raw material is low in lignin. The solution of the flower stick: a. Reduce the screw thread angle and increase the screw pressure; b. Replace or repair; c. Mix the raw materials with heavier specific gravity, or replace the raw materials and wait for the raw materials to ferment for one to two months before using.

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