| 摘要 |
PURPOSE: A detecting device of film supply of a laminator is provided to improve working efficiency by checking the use amount of the film and alarming the replacement time of the film supply roller with indicating the length of the laminating film being used accurately and quickly. CONSTITUTION: A film supply detecting device of a laminator is composed of a sensing unit(31) detecting rpm of a roller formed in the laminator; a control unit(32) detecting the length of the film being used by checking the rpm of the roller according to the detection signal from the sensing unit, and alarming the use amount of the film to a worker; a warning unit(33) alarming the use of the film to the worker corresponding to the supply amount of the film detected by the control unit; and a display unit(34) displaying information on length of the used laminating film or time from the control unit to the worker. Trouble of the machine is prevented by automatically stopping the coated material in using the laminating film up.
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