这是一种不通过螺杆旋转任意调节虎钳行程，简单、方便、实用的新型装置。
The utility model relates to a fast anvil vice which is a simple, convenient and practical new device which can arbitrarily regulate a vice travel without a screw rod rotating.
行程以伺服马达驱动，配合精密滚珠螺杆及线滑轨，切刀行程顺畅，定位精准。
The round trip is driven by servomotor, matched up with precision ball screw and wire slide rail, to smooth the round trip of the blade and position accuracy.
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