03-07-2014 дата публикации
Номер: US20140182439A1
A cutting device includes a bottom plate, a platform located on the bottom plate for holding a workpiece, a first support plate connected to the support plate and located above the bottom plate, a first telescopic cylinder having a first piston, a blade connected to the first piston, a first medium providing device configured to provide medium, a first switch including a gateway A connected to a first lower cavity of the first telescopic cylinder, a gateway B opened to the outside, a gateway P connected to the first medium providing device, a first sensor including a gateway A opened to the outside, a gateway B communicating with a first upper cavity of the first telescopic cylinder, and a gateway P connected to the gateway B 1. A cutting device for cutting off melt-delivery channels from a workpiece , the cutting device comprising:a bottom plate;a platform located on the bottom plate for holding a workpiece in position;a first support plate connected to the support plate and located above the bottom plate;at least one first telescopic cylinder defining a first upper cavity, a first lower cavity isolated from the first upper cavity, and comprising a first piston between the first upper cavity and the first lower cavity;a blade connected to the first piston;a first medium providing device configured to provide medium;{'b': 1', '1', '1', '1', '1', '1', '1, 'a first switch comprising a gateway (A) communicating with the first lower cavity of the at least first telescopic cylinder, a gateway (B) opening to outside, and a gateway (P) connected to the first medium providing device, wherein when the first switch is in an original state, the gateway (P) communicates with the gateway (A), and when the first switch is manually switched on, the gateway (P) communicates with the gateway (B);'}{'b': 2', '2', '2', '1', '2', '2', '2', '2, 'a first sensor comprising a gateway (A) opening to the outside, a gateway (B) communicating with the first upper cavity of the at least one ...
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