Ring cutter

Abstract

The invention provides a ring cutter. A hand ring cutting device is arranged above one side of a frame, a hand support plate is arranged above the frame, and a fixture matched with the cutting device is provided. The hand ring cutting device is a cutting lead screw with a crank, a knife rest on which a knife can be replaced is arranged at the inner end of the cutting lead screw, a cutting wedge block and a feeding wedge block are arranged below the cutting lead screw, a driving toothed wheel at the outer end of the cutting lead screw is connected with a driven toothed wheel by a synchronous toothed belt, the driven toothed wheel is arranged on the feeding lead screw which is arranged on the feeding wedge block, and a one-way ratchet wheel is arranged at the periphery of the driven toothed wheel. The ring cutter is mainly used for taking off a ring by cutting after the ring is stuck on a finger. When the ring cutter is used, a palm on which the ring is stuck is flatly put on the hand support plate, the ring is fixed by the fixture on the upper side, the crank is shaken by one hand, and the cutting lead screw drives the knife rest to operate together with the feeding wedge block and the cutting wedge block in a matching mode, so that the ring can be easily and safely cut off. The invention has the characteristics that: the ring cutter is safe and reliable and is convenient to operate.

Description

technical field [0001] The invention relates to a device for cutting and rescuing a finger after the finger is stuck by the ring, in particular to a ring cutting machine. Background technique [0002] In daily life, due to careless wearing of the ring, the phenomenon of the finger being stuck by the ring often occurs. Usually, the rescue measures will use insulating scissors or small saw blades, and the scissors will remove the ring. The saw track does not conform to the finger structure, and it is easy to injure the fingers. Contents of the invention [0003] The invention provides a finger ring cutting machine, which can cut and loosen a finger ring stuck on a finger very conveniently and safely. [0004] The present invention includes the frame of the cutting machine, the cutter and the handle, and the adopted technical solution is that: the cutting machine is equipped with a hand-cranked ring cutting device above one side of the frame, and there is a hand support plat...

AI Technical Summary

Problems solved by technology

[0002] In daily life, due to careless wearing of the ring, the phenomenon of the finger being stuck by the ring often occurs. Usually, the rescue measures will use insulating scissors or small saw blades, and the scissors will remove the ring. The saw trajectory does not conform to the structure of the fingers, and it is easy to injure the fingers

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