CN209813407U - Online reverse bending device of web printing machine - Google Patents

Abstract

The utility model relates to the technical field of paper production equipment, in particular to an online reverse bending device of a web press, which comprises a machine body and a reverse bending device arranged in the machine body, wherein the surface of a connecting shaft is provided with a plurality of mounting grooves, the inside of each mounting groove is provided with a flitch, one side of each mounting plate, which is close to a slide rail, is provided with a clamping block, one end of a driving shaft is provided with a first gear, one side of the driving shaft is provided with a driven shaft, one end of the driven shaft is provided with, the on-line reverse bending device of the web press utilizes the first gear to drive the second gear to rotate, at the moment, the driving shaft and the driven shaft form opposite rotating directions, the roll paper is dragged to ensure that the roll paper is integrally flat when in feeding, the flitch is attached to the bottom of the roll paper, the push force for extruding the roll paper is generated, the bent part of the roll paper is smoothed out, and the problem that the roll paper is bent due to the fact that the roll paper is separated from a roller to be pulled when the roll paper is discharged is avoided.

Description

Online reverse bending device of web printing machine

Technical Field

The utility model relates to a paper production facility technical field specifically is an online anti-bending device of web press.

Background

The paper roll is a paper roll which is made by a paper machine and is cut and rolled into paper rolls meeting the national standard or the width and the diameter required by a user through a rewinding machine, and the paper is transferred by a round roller in the printing process, so that a certain radian is generated at most, the surface of the paper can generate a certain curvature, and the reverse bending device plays a relevant role to prevent the final finished product from being bent.

However, when the existing on-line reverse bending device of the web printing machine feeds the roll paper, the roll paper is kept flat only by the tension of the paper, and when the roll paper is discharged, the roll paper is often bent due to traction of the roll paper away from the roller, so that the effect of a finished product is influenced. In view of this, we propose an on-line anti-bow device for a web printing press.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an online anti-bending device of web press to solve the problem that the drawing that only keeps leveling of stock form and leave the cylinder and produce the bending through the tension of paper itself that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an online anti-bending device of web fed press, includes organism and installation the inside anti-bending device of organism, anti-bending device is including setting up the slide rail in organism inner wall bottom, one side of slide rail is provided with the mounting panel, two be provided with a plurality of connecting axle between the mounting panel, the surface of connecting axle is provided with a plurality of mounting groove, the inside of mounting groove is provided with the flitch, the mounting panel is close to slide rail one side is provided with the clamp splice, the one end of clamp splice is provided with the locking hole, the inside in locking hole is provided with the bolt.

Preferably, the clamping block is connected with the sliding rail in a sliding manner.

Preferably, the clamping blocks and the mounting plate are fixed by welding.

Preferably, the bolt and the locking hole are in threaded connection.

Preferably, a feeding shaft is arranged at the top end of the inner wall of the machine body, a driving shaft is mounted at the bottom of the feeding shaft, a first gear is arranged at one end of the driving shaft, a driven shaft is arranged on one side of the driving shaft, a second gear is arranged at one end of the driven shaft, and rotating motors are respectively mounted on the outer wall of the machine body, close to the feeding shaft and one side of the driving shaft.

Preferably, the position of the feeding shaft and the position of the driving shaft are not on the same horizontal straight line.

Preferably, the first gear and the second gear are in mesh.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this online anti-bending device of web press utilizes first gear to drive the rotation of second gear, and driving shaft and driven shaft form opposite direction of rotation this moment, pull the stock form, and the guarantee stock form is whole when the feeding to be leveled.

2. According to the online reverse bending device of the web printing machine, the flitch is attached to the bottom of the roll paper, extrusion thrust is generated on the roll paper, the bent part of the roll paper is smoothed out, and the problem that the roll paper is bent due to the fact that the roll paper is pulled away from a roller during discharging is avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a reverse bending apparatus of the present invention;

fig. 3 is an enlarged view of a structure in fig. 2 according to the present invention.

In the figure: 1. a body; 11. a feed shaft; 12. a drive shaft; 13. a first gear; 14. a driven shaft; 15. a second gear; 16. a rotating electric machine; 2. a reverse bending device; 21. a slide rail; 22. mounting a plate; 23. a connecting shaft; 24. mounting grooves; 25. pasting a board; 26. a clamping block; 27. a locking hole; 28. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an online anti-bending device of web press, as shown in fig. 1 to 3, including organism 1 and the inside anti-bending device 2 of installation organism 1, anti-bending device 2 is including setting up the slide rail 21 in organism 1 inner wall bottom, one side of slide rail 21 is provided with mounting panel 22, be provided with a plurality of connecting axle 23 between two mounting panels 22, the surface of connecting axle 23 is provided with a plurality of mounting groove 24, the inside of mounting groove 24 is provided with flitch 25, mounting panel 22 is provided with clamp splice 26 near slide rail 21 one side, the one end of clamp splice 26 is provided with locking hole 27, locking hole 27's inside is provided with bolt 28, clamp splice 26 and slide rail 21 sliding connection, clamp splice 26 and mounting panel 22 welded fastening, bolt 28 and locking hole 27 threaded connection.

In this embodiment, the whole body 1 is made of stainless steel, and the material is hard, strong in structure, not easy to deform and durable.

Further, the cross section of the flitch 25 is arc-shaped, and the arc-shaped flitch 25 is attached to the roll paper and rotates, so that the bent part of the roll paper can be smoothed out conveniently.

Specifically, flitch 25 adopts the rubber material to make, and flitch 25 and the adhesion of mounting groove 24 are fixed for flitch 25 can direct contact on the stock form surface, and can not cause the injury to the stock form.

In addition, the clamp splice 26 adopts the aluminum alloy material to make for the clamp splice 26 has certain metal elasticity, conveniently utilizes the clamp splice 26 to carry out the centre gripping for slide rail 21 and fixes.

In addition, the connecting shaft 23 is connected with the mounting plate 22 through a rotating shaft, so that the connecting shaft 23 can rotate in the mounting plate 22 conveniently.

In the specific implementation process, in order to ensure that the roll paper is flat during feeding, the inventor improves the machine body 1, as a preferred embodiment, as shown in fig. 1, a feeding shaft 11 is arranged at the top end of the inner wall of the machine body 1, a driving shaft 12 is arranged at the bottom of the feeding shaft 11, a first gear 13 is arranged at one end of the driving shaft 12, a driven shaft 14 is arranged at one side of the driving shaft 12, a second gear 15 is arranged at one end of the driven shaft 14, a rotating motor 16 is respectively arranged on the outer wall of the machine body 1, close to the feeding shaft 11 and one side of the driving shaft 12, the position of the feeding shaft 11 and the position of the driving shaft 12 are not on the same horizontal straight line, and the first gear 13 is.

In this embodiment, the diameter of the first gear 13 is larger than that of the driving shaft 12, and the diameter of the second gear 15 is larger than that of the driven shaft 14, so that the driving shaft 12 and the driven shaft 14 have enough space for the sheet to pass through when the first gear 13 and the second gear 15 are engaged.

Further, the rotating motor 16 close to one side of the feeding shaft 11 and the feeding shaft 11 are coaxially arranged, the rotating motor 16 close to one side of the driving shaft 12 and the driving shaft 12 are coaxially arranged, and the rotating motor 16 is used for driving the feeding shaft 11 and the driving shaft 12 to rotate.

It should be noted that the rotating electrical machine 16 is a PLS planetary reducer manufactured by hangzhou saiya transmission equipment limited, and its matching circuit and power source can be provided by the manufacturer, and in addition, the present invention relates to the rotating electrical machine 16 as the prior art, which can be implemented by those skilled in the art, without further description, and the present invention also does not relate to the improvement of the structure and working principle of the rotating electrical machine 16.

When the online reverse bending device of the web printing machine in the embodiment is used, the clamping block 26 slides on the sliding rail 21, the overall height of the reverse bending device 2 is adjusted, the flitch 25 of the connecting shaft 23 is attached to the bottom of the driving shaft 12, the bolt 28 is screwed into the locking hole 27 to limit and fix the clamping block 26, the roll paper is attached to the feeding shaft 11 and penetrates through a gap between the driving shaft 12 and the driven shaft 14 from the top of the feeding shaft 11, the rotating motor 16 is connected to commercial power, the feeding shaft 11 and the driving shaft 12 rotate, the roll paper is fed by the feeding shaft 11, when the driving shaft 12 rotates, the first gear 13 drives the second gear 15 to rotate, at the moment, the driving shaft 12 and the driven shaft 14 form opposite rotating directions to pull the roll paper, and the roll paper is guaranteed to be integrally flat when being fed;

the roll paper is pulled out from between the driving shaft 12 and the driven shaft 14, at the moment, the driving shaft 12 is attached to the attachment plate 25 to rotate, thrust is generated on the attachment plate 25, the connecting shaft 23 rotates, the attachment plate 25 is attached to the bottom of the roll paper while the connecting shaft 23 rotates, extrusion thrust is generated on the roll paper, the bent part of the roll paper is smoothed out, and the problem that the roll paper is bent due to the fact that the roll paper is separated from a roller to be pulled during discharging is avoided.

In the above embodiment, the first gear 13 is used to drive the second gear 15 to rotate, and at this time, the driving shaft 12 and the driven shaft 14 form opposite rotation directions to pull the roll paper, so that the roll paper is ensured to be flat as a whole when being fed; the pasting plate 25 is pasted at the bottom of the roll paper, generates extrusion thrust to the roll paper, smoothes out the bent part of the roll paper, and avoids the problem that the roll paper is bent because of being pulled away from a roller during discharging.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. An online anti-bending device of a web printing press, comprising a body (1) and an anti-bending device (2) mounted inside the body (1), characterized in that: anti-bending device (2) are including setting up slide rail (21) in organism (1) inner wall bottom, one side of slide rail (21) is provided with mounting panel (22), two be provided with a plurality of connecting axle (23) between mounting panel (22), the surface of connecting axle (23) is provided with a plurality of mounting groove (24), the inside of mounting groove (24) is provided with flitch (25), mounting panel (22) are close to slide rail (21) one side is provided with clamp splice (26), the one end of clamp splice (26) is provided with locking hole (27), the inside in locking hole (27) is provided with bolt (28).

2. The web printing press in-line reverse-bending device as recited in claim 1, wherein: the clamping block (26) is connected with the sliding rail (21) in a sliding mode.

3. The web printing press in-line reverse-bending device as recited in claim 1, wherein: the clamping blocks (26) and the mounting plate (22) are fixed in a welding mode.

4. The web printing press in-line reverse-bending device as recited in claim 1, wherein: the bolt (28) is in threaded connection with the locking hole (27).

5. The web printing press in-line reverse-bending device as recited in claim 1, wherein: the automatic feeding machine is characterized in that a feeding shaft (11) is arranged at the top end of the inner wall of the machine body (1), a driving shaft (12) is installed at the bottom of the feeding shaft (11), a first gear (13) is arranged at one end of the driving shaft (12), a driven shaft (14) is arranged on one side of the driving shaft (12), a second gear (15) is arranged at one end of the driven shaft (14), and a rotating motor (16) is installed on one side of the driving shaft (12) and close to the feeding shaft (11) on the outer wall of the machine body (1).

6. The web printing press in-line reverse-bending device as recited in claim 5, wherein: the position of the feeding shaft (11) and the position of the driving shaft (12) are not on the same horizontal straight line.

7. The web printing press in-line reverse-bending device as recited in claim 5, wherein: the first gear (13) and the second gear (15) are meshed.