Manual and rapid screwdriver

Abstract

The invention discloses a manual and rapid screwdriver which comprises a handle, a sleeve, a magnet, a replaceable screwdriver head, a ratchet wheel mechanism, a spring, a threaded rod, a connecting rod and a button. The ratchet wheel mechanism is arranged at the front end of the handle, the sleeve is arranged in front of a ratchet wheel, the magnet is arranged in the sleeve, the replaceable screwdriver head is connected in the sleeve in a sleeved mode, a threaded rod hole is formed in the axis direction of the handle, the threaded rod is arranged in the threaded hole, the front end of the threaded rod is connected with the ratchet wheel mechanism, the spring is arranged on the threaded rod in a sleeved mode, the connecting rod is arranged on the threaded rod in a sleeved mode, and the button is arranged at the tail end of the connecting rod. Due to the mode, the manual and rapid screwdriver has the advantages of being high in reliability, compact in structure, good in adaptability, high in automatic production efficiency, easy and convenient to operate, high in product precision and the like and meanwhile having wide market prospects in the field of die devices.

Description

technical field [0001] The invention relates to the field of mold equipment, in particular to a manual fast screwdriver. Background technique [0002] The existing automotive sealing rubber manual fast screwdriver replacement tool is inconvenient to disassemble, the pressure of the beading device is not enough, the inserts in the cavity are too tight, the product is strained, the structure of the knife is unreasonable and easy to break, the positioning is not good, and the size drop of the product is punched out Large, unreasonable layout The induction of pneumatic devices interferes with each other, the circular protrusion at the bottom of the cylinder interferes, the blanking hole is too small, the positioning pin of the insertion strip is too long, resulting in interference, the product joint angle has errors, the blanking is not smooth, and the workpiece is not chamfered R-angle , Rotation interference, the sliver clamping will be outside the figure, the sliding door is ...

AI Technical Summary

Problems solved by technology

[0002] The existing automotive sealing rubber manual fast screwdriver replacement tool is inconvenient to disassemble, the pressure of the beading device is not enough, the inserts in the cavity are too tight, the product is strained, the structure of the knife is unreasonable and easy to break, the positioning is not good, and the size drop of the product is punched out Large, unreasonable layout The induction of pneumatic devices interferes with each other, the circular protrusion at the bottom of the cylinder interferes, the blanking hole is too small, the positioning pin of the insertion strip is too long, resulting in interference, the product joint angle has errors, the blanking is not smooth, and the workpiece is not chamfered R-angle , Rotation interference, the sliver clamping will be outside the figure, the sliding door is inconvenient, the large edge is not clean, there is no punching limit, easy to hit the knife, the punching method is not ideal, the knife seat is easy to break, the cutting strip is unstable, and the pressure plate There is a gap when pressing the bar, and the scrap will be stuck when the hook knife blows air, etc.

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