Character and number printing device

Abstract

The invention relates to the field of packaging equipment, and provides a character and number printing device. The device comprises a printing roll assembly and a mounting seat, wherein a plurality of character and number blocks are mounted on the working surface of the printing roll assembly; the mounting seat comprises a mounting seat body, a sliding rod, a sliding block and an elastic piece, acontaining groove used for inserting the printing roll assembly is formed in the middle of the mounting seat body, and a first through hole and a second through hole which communicate with the containing groove and are coaxial are formed in two sides of the top of the mounting seat body correspondingly; a limiting part is formed at a first end of the sliding rod, and a second end of the sliding rod sequentially passes through the first through hole, the containing groove and the second through hole and then is connected with a locking piece; the elastic piece is arranged on the sliding rod ina sleeving mode, abuts against the limiting part and is used for driving the sliding rod to move in the direction from the second through hole to the first through hole; the sliding rod is sleeved with the sliding block in a sliding mode, one end of the sliding block abuts against the locking piece, and a guide slope is formed at the other end of the sliding block; and the bottom of the printingroll assembly is provided with a receding hole for the sliding rod to pass through. The character and number printing device is convenient to operate and high in replacement efficiency and safety.

Description

technical field [0001] The invention relates to the field of packaging equipment, in particular to a printing number device. Background technique [0002] A packaging machine is a device for packaging products to protect products and improve aesthetics by using wrapping paper. Taking the carton packing machine as an example, the carton packing machine includes an entry unit, a carton paper warehouse, a printing roller, a corresponding roller, a pusher, a first turret, a second turret and a conveying mechanism, wherein the entry unit includes a Five detectors arranged side by side above the air inlet. When the carton packing machine is running, the upper and lower packs of cigarettes are sent into the carton packing machine as a group. When the five detectors in the machine unit send out signals, it means that there are five groups of cigarette cases arriving at the machine unit. Ten packs. At the same time, after the carton paper in the carton paper storehouse passes thro...

AI Technical Summary

Problems solved by technology

In the actual operation process, the tightness of the clamping screw 140 is not easy to control. If the clamping screw 140 is tightened, it will easily cause damage to the clamping screw 140; risk

It can be seen that the entire replacement process not only needs to disassemble the entire printing roller, the replacement efficiency is low, but also there are certain safety risks

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