CN202542530U - Paper winding mechanism for novel printer - Google Patents

Abstract

The utility model discloses a paper roll mechanism of a novel printing machine, which comprises a fuselage wallboard, an unwinding roller, a winding roller, and two guide rollers located between the unwinding roller and the winding roller, and is characterized in that: It includes a programmable controller, a first variable frequency motor connected to the unwinding roller, a second variable frequency motor connected to the winding roller, and a tension measuring roller located between two guide rollers, and the tension measuring roller is controlled by the programmable controller respectively connected with the first frequency conversion motor and the second frequency conversion motor. The winding mechanism can detect the tension at both ends of the unwinding roller and the winding roller in real time by setting a tension detector and a programmable controller respectively connected to the first variable frequency motor and the second variable frequency motor through the tension detector, and according to The detected signal adjusts the speed of the first variable frequency motor and the second variable frequency motor, thereby controlling the relative transmission speed between the unwinding roller and the winding roller, and greatly reducing the phenomenon of paper breaking in the winding mechanism.

Description

A paper roll mechanism of a new type of printing machine

technical field

The utility model relates to the field of printing machinery, in particular to a roll paper structure of a novel printing machine. the

Background technique

During the working process of the paper roll mechanism of the traditional printing machine, the unwinding roller continuously releases paper, the diameter of the unwinding roller gradually decreases, and the winding roller continuously collects paper, and the diameter of the winding roller gradually increases, thus causing paper The transmission speed at both ends is different, the paper at one end of the unwinding roller is slack, and the paper at the end of the winding roller is tense. Due to the unbalanced tension at both ends, it is easy to cause the paper to break. the

In order to solve the above-mentioned deficiencies in the prior art, the utility model provides a new solution. the

Utility model content

The technical problem to be solved by the utility model is: aiming at the deficiencies of the prior art, a new type of paper roll mechanism for printing machines is provided, which can effectively solve the problems caused by the unbalanced tension between the unwinding roller and the winding roller. The problem of paper tension and slack. the

In order to achieve the purpose of the above invention, the technical solution adopted by the utility model is: to provide a new type of printing machine paper roll mechanism, including the fuselage wallboard, unwinding roller, winding roller, located between the unwinding roller and the winding roller The two guide rollers between them are characterized in that: it also includes a programmable controller, a first frequency conversion motor connected to the unwinding roller, a second frequency conversion motor connected to the winding roller, and a tension measuring device located between the two guide rollers The rollers, the two guide rollers and the tension measuring roller are arranged on the fuselage wall, and the tension measuring roller is respectively connected with the first variable frequency motor and the second variable frequency motor through a programmable controller. the

The tension measuring roller is composed of a tension measuring device and a guide roller. The tension measuring device is arranged on the fuselage wallboard. Meter connection. the

The programmable controller is connected with the tension measuring roller through the interface of the signal output line of the tension measuring device. the

To sum up, the roll paper mechanism of the new printing machine provided by the utility model can adjust the unwinding roller by setting the tension detector and the programmable controller connected with the first variable frequency motor and the second variable frequency motor through the tension detector respectively. and the tension at both ends of the rewinding roller are detected in real time, and the speed of the first variable frequency motor and the second variable frequency motor is adjusted according to the detected signal, so as to control the relative transmission speed between the unwinding roller and the rewinding roller, which greatly reduces the Breaking of the paper in the take-up mechanism. the

Description of drawings

Figure 1 is a structural schematic diagram of the paper roll mechanism of the new printing machine. the

Fig. 2 is a structural schematic diagram of the tension measuring roller and its connection relationship of the roll paper mechanism of the new printing machine. the

Among them, 1. Unwinding roller; 2. Guide roller; 3. Tension measuring roller; 4. Tension measuring device; 5. Fuselage wallboard; 6. Rewinding roller; 9. The interface of the signal output line; 10. The groove; 11. The roller shaft; 12. The first variable frequency motor. the

Detailed ways

The specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing:

Referring to Fig. 1 to Fig. 2, the roll paper mechanism of the novel printing machine provided by the utility model includes a fuselage wallboard 5, a programmable controller 8, an unwinding roller 1, a first frequency conversion motor 12 connected with the unwinding roller 1, Winding roller 6, second frequency conversion motor 7 connected to winding roller 6, two guide rollers 2 between unwinding roller 1 and winding roller 6, tension measuring roller 3 between two guiding rollers 2 , the two guide rollers 2 and the tension measuring roller 3 are arranged on the fuselage wall panel 5, and the tension measuring roller 3 is respectively connected with the first frequency conversion motor 12 and the second frequency conversion motor 7 through the programmable controller 8.

Referring to Fig. 2, described tensiometer roll 3 is made up of tensiometer 4 and guide roller 2, and described tensiometer 4 is arranged on the fuselage wallboard 5, and the two ends of the roller shaft 11 of described guide roller 2 are embedded in In the groove 10 of the tension measuring device 4, the connection with the tension measuring device 4 is realized. The programmable controller 8 is connected with the tension measuring roller 3 through the interface 9 of the signal output line of the tension measuring device 4 . the

The roll paper mechanism of the novel printing machine of the present utility model constantly detects the tension signal of the tension measuring roller 3 by setting the tension measuring device 4 on the tension measuring roller 3, and transmits the tension signal to the programmable controller 8, which is controlled by the programmable controller. The device 8 analyzes and processes the tension signal, and then transmits the signal for balancing the tension at both ends to the first variable frequency motor 12 and the second variable frequency motor 7, and the unwinding is continuously adjusted by the first variable frequency motor 12 and the second variable frequency motor 7 respectively. Roller 1 and winding roller 6 speed, in order to achieve the balance of tension at both ends. the

The utility model is not limited to the above examples, and within the scope defined by the claims of the utility model, various deformations or modifications that can be made by those skilled in the art without creative work are all protected by this patent. the

Claims (3)

1. A paper roll mechanism of a new type of printing machine, including the fuselage wallboard (5), unwinding roller (1), winding roller (6), located between the unwinding roller (1) and the winding roller (6) The two guide rollers (2) between them are characterized in that: it also includes a programmable controller (8), a first frequency conversion motor (12) connected to the unwinding roller (1), a motor connected to the winding roller (6) The second variable frequency motor (7), the tension measurement roller (3) located between the two guide rollers (2), the two guide rollers (2) and the tension measurement roller (3) are arranged on the fuselage wallboard (5 ), the tension measuring roller (3) is respectively connected to the first variable frequency motor (12) and the second variable frequency motor (7) through a programmable controller (8). 2. The roll paper mechanism of the new printing machine according to claim 1, characterized in that: the tension measuring roller (3) is composed of a tension measuring device (4) and a guide roller (2), and the tension measuring device ( 4) It is arranged on the fuselage wallboard (5), and the two ends of the roller shaft (11) of the guide roller (2) are embedded in the grooves (10) at both ends of the tension measuring device (4). 3. The paper roll mechanism of the new printing machine according to claims 1 to 2, characterized in that: the programmable controller (8) and the tension measuring roller (3) pass through the signal output line of the tension measuring device (4) The interface (9) is connected.

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