CN214981349U

CN214981349U - Newspaper cutting device

Info

Publication number: CN214981349U
Application number: CN202120976019.5U
Authority: CN
Inventors: 万家荣; 厉鹏飞; 汤经伟
Original assignee: Lishui Daily Printing Co ltd
Current assignee: Lishui Daily Printing Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-03
Anticipated expiration: 2031-05-08

Abstract

The utility model relates to a newspaper cutting device, including support frame, main round, auxiliary wheel and drive mechanism, main round, auxiliary wheel are connected with the support frame to make the main round tangent with the auxiliary wheel, the main round all is connected with drive mechanism with the auxiliary wheel, the main round is the same with the rotatory opposite direction of auxiliary wheel and rotatory angular velocity, be equipped with the knife rest on the main round, correspond to the position with the knife rest on the auxiliary wheel and be equipped with the cutting board, be equipped with the cutting edge on the knife rest, be equipped with on the cutting board with cutting edge assorted sword groove. The utility model aims to provide a newspaper cutting device through designing, replaces the mode of traditional vertical cutting with the mode that rolls and cut through the main wheel for the girth of main wheel is the same with newspaper cutting size, makes the precision after newspaper cuts high, and the effect of cutting is better, thereby increases newspaper printing efficiency, reduces the waste of resource.

Description

Newspaper cutting device

Technical Field

The utility model relates to a newspaper printing technology field, in particular to newspaper cutting device.

Background

The newspaper is an important carrier for mass propagation, has the function of reflecting and guiding social public opinion, and is finished by the steps of plate loading, ink coating, stamping, paper conveying, packaging and the like. In the production process, the cutting of paper is an indispensable link, and there is strict requirement to the position of cutting and the cutting quality of newspaper at the in-process of cutting, and traditional mode of cutting is that the length that cuts through the speed that the newspaper removed and the newspaper sets for the time parameter that cuts, and the rethread guillootine is reciprocal to be cut and is realized cutting the newspaper. However, the cutting time of the newspapers is not easy to master, the longer the newspaper conveying time is, the larger the cutting error is, the rejection rate of the newspapers is increased, and the printing efficiency of the newspapers is reduced.

Disclosure of Invention

In order to overcome the not enough of background art, the utility model aims to provide a newspaper cutting device through designing, replace the mode of traditional vertical cutting with the mode that the roll was cut through the main wheel for the girth of main wheel is the same with newspaper cutting dimension, makes the precision after newspaper cuts high, and the effect of cutting is better, thereby increases newspaper printing efficiency, reduces the waste of resource.

The technical scheme adopted by the utility model is as follows: the utility model provides a newspaper cutting device, includes support frame, main round, auxiliary wheel and drive mechanism, and main round, auxiliary wheel are connected with the support frame to make the main round tangent with the auxiliary wheel, the main round all is connected with drive mechanism with the auxiliary wheel, the main round is the same with the rotatory opposite direction of auxiliary wheel and rotatory angular velocity, be equipped with the knife rest on the main round, correspond to the position with the knife rest on the auxiliary wheel and be equipped with the cutting board, be equipped with the cutting edge on the knife rest, be equipped with on the cutting board with cutting edge assorted sword groove.

Further, drive mechanism includes driving gear and driven gear, and the driving gear passes through gear drive's mode with driven gear to be connected, be equipped with first pinion on the primary wheel, be equipped with the second pinion on the pinion, the driving gear passes through gear drive's mode with first pinion to be connected, and driven gear passes through gear drive's mode with the second pinion to be connected.

Furthermore, the number of teeth of the driving gear and the driven gear is the same, and the number of teeth of the first secondary gear and the second secondary gear is the same.

By adopting the technical scheme, the diameters of the main wheel and the auxiliary wheel are the same, the circumference of the main wheel is the same as the cutting length of the newspaper, the main wheel rotates for one circle, the newspaper is cut into the preset length by the cutting edge, the driving gear is connected with the motor, the main wheel is driven to rotate by the driving gear, and the auxiliary wheel is driven to rotate by the driven gear, so that the rotating directions of the main wheel and the auxiliary wheel are opposite; when the newspaper is cut, the main wheel and the auxiliary wheel rotate at the same angular speed, so that the knife rest is separated from the knife board, after the main wheel rotates for a circle, the knife rest and the knife board return to the tangent point of the main wheel and the auxiliary wheel, the knife edge is in contact with the knife groove, the cutting is completed once, the precision of the cut newspaper is high, the cutting effect is good, the newspaper printing efficiency is increased, and the resource waste is reduced.

The utility model discloses further set up as, be equipped with more than one knife rest on the main wheel.

Furthermore, a trapezoidal groove is formed in the main wheel, and the tool rest is connected with the main wheel through the trapezoidal groove.

Furthermore, a plate groove is formed in the auxiliary wheel, and the cutting plate is connected with the auxiliary wheel through the plate groove.

Furthermore, a spring is arranged on the plate groove, the cutting board is connected with the spring, and the cutting board can move in the plate groove along the radial direction of the auxiliary wheel.

By adopting the technical scheme, the utility model discloses another embodiment can be according to actual demand can install a plurality of knife rests on the main round, realizes cutting to the newspaper of different cutting length, for example need to cut and set for the third of length, then install the knife rest in trisection department on the main round, install the cutting board in the corresponding department of auxiliary wheel, accomplish required length through rotatory cutting; the tool rest is connected with the main wheel through the trapezoidal groove, so that the tool rest is prevented from being separated from the main wheel in the cutting process to damage equipment; when the cutting edge contacts with the cutter groove, the cutter groove is pressed downwards through the spring, the phenomenon that the cutting edge is rolled and damaged due to impact is avoided, the durability of the cutting edge is improved, and the efficiency of integral printing is increased.

The embodiments of the present invention will be further explained with reference to the drawings.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a left side view of the main wheel 2 of the present invention;

fig. 3 is a left side view of the auxiliary wheel 3 of the present invention;

fig. 4 is a schematic structural diagram of the transmission mechanism 4 of the present invention;

Detailed Description

As shown in fig. 1-4, a newspaper cutting device includes a support frame 1, a main wheel 2, an auxiliary wheel 3 and a transmission mechanism 4, wherein the main wheel 2 and the auxiliary wheel 3 are connected with the support frame 1, and the main wheel 2 is tangent to the auxiliary wheel 3, the main wheel 2 and the auxiliary wheel 3 are both connected with the transmission mechanism 4, the main wheel 2 and the auxiliary wheel 3 rotate in opposite directions and at the same angular speed, a knife rest 5 is disposed on the main wheel 2, a knife plate 6 is disposed on the auxiliary wheel 3 at a position corresponding to the knife rest 5, a knife edge 51 is disposed on the knife rest 5, and a knife groove 61 matched with the knife edge 51 is disposed on the knife plate 6.

Further, drive mechanism 4 includes driving gear 41 and driven gear 42, and driving gear 41 is connected through gear drive's mode with driven gear 42, be equipped with first pinion 21 on the primary wheel 2, be equipped with second pinion 31 on the pinion 3, driving gear 41 is connected through gear drive's mode with first pinion 21, and driven gear 42 is connected through gear drive's mode with second pinion 31.

Further, the driving gear 41 and the driven gear 42 have the same number of teeth, and the first counter gear 21 and the second counter gear 31 have the same number of teeth. The diameters of the main wheel 2 and the auxiliary wheel 3 are the same, the circumference of the main wheel 2 is the same as the cutting length of the newspaper, the main wheel 2 rotates for one circle, the newspaper is cut into the preset length by the blade 51, the driving gear 41 is connected with the motor, the main wheel 2 is driven to rotate by the driving gear 41, the auxiliary wheel 3 is driven to rotate by the driven gear 42, and the rotating directions of the main wheel 2 and the auxiliary wheel 3 are opposite; when the newspaper is cut, the main wheel 2 and the auxiliary wheel 3 rotate at the same angular speed, so that the knife rest 5 is separated from the knife board 6, after the main wheel 2 rotates for a circle, the knife rest 5 and the knife board 6 return to the tangent point of the main wheel 2 and the auxiliary wheel 3, so that the knife edge 51 is in contact with the knife groove 61, the one-time cutting is completed, the newspaper is cut with high precision, the cutting effect is good, the newspaper printing efficiency is increased, and the resource waste is reduced.

More than one knife rest 5 is arranged on the main wheel 2. Furthermore, a trapezoidal groove 23 is formed in the main wheel 2, and the tool rest 5 is connected with the main wheel 2 through the trapezoidal groove 23. Further, a plate groove 33 is formed in the auxiliary wheel 3, and the cutting plate 6 is connected with the auxiliary wheel 3 through the plate groove 33. Further, a spring 331 is provided on the plate groove 33, the knife plate 6 is connected to the spring 331, and the knife plate 6 is movable in the plate groove 33 in a radial direction of the sub-wheel 3.

According to another embodiment of the utility model, a plurality of knife rests 5 can be arranged on the main wheel 2 according to the actual requirement to realize the cutting of newspapers with different cutting lengths, for example, one third of the length needs to be cut, the knife rests 5 are arranged at the trisection positions on the main wheel 2, the knife boards 6 are arranged at the corresponding positions of the auxiliary wheels 3, and the required length is finished by rotating and cutting; the knife rest 5 is connected with the main wheel 2 through the trapezoidal groove 23, so that the knife rest 5 is prevented from being separated from the main wheel 2 in the cutting process to damage equipment; when the blade 51 contacts with the blade groove 61, the blade groove 61 is pressed down by the spring 331, so that the blade 51 is prevented from being rolled and damaged due to impact, the durability of the blade 51 is improved, and the efficiency of the whole printing is increased.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited thereto, and any modification that utilizes the inventive concepts will be within the scope of the patent claims.

Claims

1. The newspaper cutting device is characterized by comprising a support frame, a main wheel, an auxiliary wheel and a transmission mechanism, wherein the main wheel and the auxiliary wheel are connected with the support frame, the main wheel is tangent to the auxiliary wheel, the main wheel and the auxiliary wheel are both connected with the transmission mechanism, the main wheel and the auxiliary wheel rotate in opposite directions and rotate at the same angular speed, a knife rest is arranged on the main wheel, a knife plate is arranged on the auxiliary wheel corresponding to the knife rest, a knife edge is arranged on the knife rest, and a knife groove matched with the knife edge is arranged on the knife plate.

2. A newspaper cutting device as recited in claim 1 wherein: the transmission mechanism comprises a driving gear and a driven gear, the driving gear is connected with the driven gear in a gear transmission mode, a first auxiliary gear is arranged on the main gear, a second auxiliary gear is arranged on the auxiliary gear, the driving gear is connected with the first auxiliary gear in a gear transmission mode, and the driven gear is connected with the second auxiliary gear in a gear transmission mode.

3. A newspaper cutting device as recited in claim 2 wherein: the number of teeth of the driving gear is the same as that of the driven gear, and the number of teeth of the first secondary gear is the same as that of the second secondary gear.

4. A newspaper cutting device as recited in claim 1, 2 or 3 wherein: more than one tool rest is arranged on the main wheel.

5. A newspaper cutting device as recited in claim 4 wherein: the main wheel is provided with a trapezoidal groove, and the tool rest is connected with the main wheel through the trapezoidal groove.

6. A newspaper cutting device as recited in claim 5 wherein: the auxiliary wheel is provided with a plate groove, and the cutting board is connected with the auxiliary wheel through the plate groove.

7. A newspaper cutting device as recited in claim 6 wherein: the plate groove is provided with a spring, the knife board is connected with the spring, and the knife board can move in the plate groove along the radial direction of the auxiliary wheel.