| 摘要 |
An abrasive material injection device is provided to wash a cleaned object effectively by injecting the required quantity of an abrasive material accurately. An abrasive material injection device comprises an adhesive material keeping tank(12), a discharge pipe(14), a transfer pipe(18), a driving motor(20), an air pipe(24), and a discharge pipe(26). The discharge pipe is extended to the lower side of the abrasive material keeping tank and formed with a valve(41) at a middle portion. The transfer pipe is connected with the discharge pipe and has a transfer screw(16) inside to transfer the abrasive material discharged through the discharge pipe. The driving motor is connected with the transfer screw, and the air pipe is connected with an air compressor and the transfer pipe. The discharge pipe is connected with the air pipe and formed with an abrasive material injection nozzle at the end portion thereof.
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