CN219096214U

CN219096214U - Protection device for folding and slitting mechanism of rotary printing machine

Info

Publication number: CN219096214U
Application number: CN202320027927.9U
Authority: CN
Inventors: 那磊; 李姚; 奈亚军
Original assignee: Dachang Hui Autonomous County Yili Printing Co ltd
Current assignee: Dachang Hui Autonomous County Yili Printing Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-30
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a protection device for a folding and slitting mechanism of a rotary printing machine, which comprises a frame provided with a bending mechanism, wherein a conveying table is arranged on the side part of the bending mechanism, a lifting roller and a fixed roller are arranged at the tail end of the conveying table, the bending mechanism comprises a protection box provided with a folding plate therein, and the folding plate is connected with an air cylinder; the guard box below is equipped with the deflector that is the triangle of falling and puts, and the deflector is connected with the frame through the pivot, and the pivot is close to frame one end and all installs angle gear, and the meshing has power gear between the angle gear. According to the utility model, the distance between the bottom ends of the adjacent guide plates is changed by arranging the guide plates, the rotating shaft, the angle gears, the driving shafts and the power gears and adjusting the included angles between the guide plates and the vertical direction, so that the printing press is suitable for printed matters with different thicknesses, and the folding plate is retracted into the protective box after the printed matters are processed by arranging the protective box, so that the effect of protecting the folding plate is achieved.

Description

Protection device for folding and slitting mechanism of rotary printing machine

Technical Field

The utility model relates to the technical field of folding protection of printing machines, in particular to a protective device for a folding and slitting mechanism of a rotary printing machine.

Background

After the publications are printed, the printed matter is generally folded and cut so as to be packed into a book. The utility model discloses a protection device for a folding and slitting mechanism of a rotary printing machine, which comprises a protection plate, a balance slide block and a folding rod, wherein the two ends of the folding plate are provided with a supporting structure, so that when the folding plate is driven to move downwards by a folding cylinder, the two ends of the folding plate can be supported by the protection plate, the stability of the folding plate in up-and-down movement is improved, but when in actual printing, the thicknesses of paper of different types of printed matters are different, and when the bottom end interval of an auxiliary sloping plate component is too small, thicker paper cannot pass, the folding paper is accumulated between the auxiliary sloping plate components, and the normal operation of folding and slitting processing is affected. For this purpose, we propose a protection device for a folding and slitting mechanism of a rotary press.

Disclosure of Invention

The utility model aims to provide a protection device for a folding and slitting mechanism of a rotary printing machine, which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the protection device of the folding and slitting mechanism of the rotary printing machine comprises a frame provided with a bending mechanism, a conveying table is arranged on the side part of the bending mechanism, a lifting roller and a fixing roller which are vertically opposite are arranged at the tail end of the conveying table, the bending mechanism comprises a protection box internally provided with a folding plate, the top of the protection box is provided with a cylinder connected with the folding plate, the folding plate is in sliding fit with the protection box, and the bottom of the protection box is provided with a moving opening;

a guide plate which is arranged in an inverted triangle at the same height with the fixed roller is arranged below the protective box, the guide plate is connected with the frame through a rotating shaft, one end of the rotating shaft, which is close to the frame, is provided with angle gears, and power gears which are arranged through a driving shaft are meshed between the angle gears;

a secondary bending mechanism is arranged below the guide plate.

Preferably, a driving gear is arranged on the rack, a rack fixed with the lifting roller is meshed with the driving gear, a sliding rail fixed on the rack is arranged on the side portion of the rack, and the rack is in sliding connection with the sliding rail through a sliding rod.

Preferably, the support rods are vertically fixed at two ends of the protective box, and the folding plates are fixedly arranged at two sides of the folding plate in a sliding sleeved mode and are arranged on the support rods.

Preferably, a first guide roller and a second guide roller which are arranged side by side are arranged between the secondary bending mechanism and the guide plate, and an electric push rod is connected to one side of the second guide roller, which is far away from the first guide roller.

Preferably, a supporting shell for installing the electric push rod is fixed on the frame, and the second guide roller is in sliding fit with the inner wall of the supporting shell.

Compared with the prior art, the utility model has the beneficial effects that: through setting up deflector, the pivot, angle gear, the drive shaft, power gear, through rotating the drive shaft, make power gear rotate, and drive the angle gear of both sides, make the pivot drive the deflector rotate to opposite direction, through adjusting deflector and vertical direction's contained angle, change the interval of adjacent deflector bottom, with the printed matter of adapting to different thickness, improve the adaptability of this utility model, it is more convenient to use, through setting up the protective housing, place the folding plate in the protective housing, reuse the cylinder, release the protective housing downwards with the folding plate, so as to carry out the processing of folding paper to the printed matter, after handling the printed matter, withdraw the folding plate in the protective housing, reach the effect of protection folding plate, and be convenient for control.

Drawings

FIG. 1 is a schematic view of a protective device for a folding and slitting mechanism of a rotary press according to the present utility model;

FIG. 2 is a schematic view showing the internal structure of a protective case of a protective device for a folding and slitting mechanism of a rotary press according to the present utility model;

fig. 3 is a schematic diagram illustrating an assembly structure of a rotating shaft of a protection device for a folding and slitting mechanism of a rotary press according to the present utility model.

In the figure: the folding machine comprises a frame 1, a conveying table 2, a lifting roller 3, a fixed roller 4, a driving gear 5, a rack 6, a sliding rod 7, a sliding rail 8, a protective box 9, a folding plate 10, an air cylinder 11, a folding plate 12, a supporting rod 13, a moving port 14, a guide plate 15, a rotating shaft 16, a guide roller I17, a guide roller II 18, an electric push rod 19, a supporting shell 20, a secondary bending mechanism 21, an angle gear 22, a driving shaft 23 and a power gear 24.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a rotary press folds paper and cuts mechanism protector, includes frame 1 that is equipped with bending mechanism, and bending mechanism installs transport platform 2 in the lateral part, and transport platform 2 end is equipped with elevating roller 3 and fixed roller 4 that upper and lower is relative, and fixed roller 4 top terminal surface flushes with transport platform 2 mesa, and elevating roller 3 and fixed roller 4 are used for the centre gripping printed matter, and the printed matter is carried between elevating roller 3 and the fixed roller 4 through transport platform 2;

further, a driving gear 5 is arranged on the frame 1, a rack 6 fixed with the lifting roller 3 is meshed with the driving gear 5, the bottom end of the rack 6 is fixed with the middle part of the lifting roller 3 through a connecting rod, a sliding rail 8 fixed on the frame 1 is arranged on the side part of the rack 6, the rack 6 is in sliding connection with the sliding rail 8 through a sliding rod 7, a sliding block is arranged at one end, close to the sliding rail 8, of the sliding rod 7, and the sliding block is installed with the sliding rail 8;

specifically, the driving gear 5 is rotated, so that the rack 6 meshed with the driving gear 5 moves up and down relative to the frame 1, and the lifting roller 3 is driven to move up and down, so that the distance between the lifting roller and the fixed roller 4 is adjusted, and different paper thicknesses can be adapted.

The bending mechanism comprises a protective box 9 provided with a folding plate 10 inside, the protective box 9 is fixedly arranged on the frame 1, an air cylinder 11 with a piston rod connected with the folding plate 10 is vertically arranged at the top of the protective box 9, the folding plate 10 is in sliding fit with the protective box 9, and a moving opening 14 capable of accommodating the folding plate 10 to pass through is arranged at the bottom of the protective box 9;

further, support rods 13 are vertically fixed at two ends of the protective box 9, and folding plates 12 sleeved on the support rods 13 in a sliding manner are fixed at two sides of the folding plate 10; the two sides of the folding plate 10 which moves up and down are supported by the supporting rods 13 and the folding line plates 12 so as to promote the stability of the up and down movement of the folding plate 10 and promote the accuracy of folding treatment;

specifically, through setting up protective housing 9, place folding plate 10 in protective housing 9, reuse cylinder 11, push out protective housing 9 downwards with folding plate 10 to carry out the processing of folding paper to the printed matter, after handling the printed matter, withdraw folding plate 10 in protective housing 9, reach the effect of protection folding plate 10, and be convenient for control.

A guide plate 15 which is arranged in an inverted triangle at the same height with the fixed roller 4 is arranged below the protective box 9, the guide plate 15 is symmetrically arranged about the folding plate 10, the middle part of the guide plate 15 is connected with the frame 1 through a rotating shaft 16, one end of the rotating shaft 16, which is close to the frame 1, penetrates through the frame 1, the end, which is far away from the guide plate 15, of the frame 1, of the rotating shaft 16 is provided with an identical angle gear 22, and power gears 24 which are arranged on the frame 1 through a driving shaft 23 are meshed between the angle gears 22, so that the driving shaft 23 can be connected with an output shaft of a motor;

specifically, through setting up deflector 15, pivot 16, angle gear 22, drive shaft 23, power gear 24, through rotating drive shaft 23, make power gear 24 rotate to drive the angle gear 22 of both sides, make pivot 16 drive deflector 15 to opposite direction rotation, through adjusting deflector 15 and vertical direction's contained angle, change the interval of adjacent deflector 15 bottom, in order to adapt to the printed matter of different thickness, improve the adaptability of this utility model, it is more convenient to use.

A secondary bending mechanism 21 is arranged below the guide plate 15 and used for enhancing the folding process;

further, a first guide roller 17 and a second guide roller 18 which are arranged side by side are arranged between the secondary bending mechanism 21 and the guide plate 15, the first guide roller 17 is fixedly arranged on the frame 1, one side, away from the first guide roller 17, of the second guide roller 18 is connected with an electric push rod 19, and the stroke end of the electric push rod 19 is connected with the second guide roller 18; the guide roller II 18 and the guide roller I17 are arranged for guiding the printed matter processed by the folding plate 10 to the secondary bending mechanism 21, in order to adapt to paper with different thicknesses, the distance between the guide roller I and the guide roller II 18 can be adjusted by keeping the guide roller I17 motionless and moving the guide roller II 18, namely, the distance between the guide roller II 18 and the guide roller I17 can be controlled by controlling the travel distance of the electric push rod 19, so that the control is convenient;

further, a supporting shell 20 for installing an electric push rod 19 is fixed on the frame 1, the second guide roller 18 is in sliding fit with the inner wall of the supporting shell 20, sliding blocks are fixed at the upper end and the lower end of the frame of the second guide roller 18, and the sliding blocks are in sliding connection with the inner wall of the supporting shell 20.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotary press folds paper and cuts mechanism protector, including frame (1) that are equipped with bending mechanism, its characterized in that: the side part of the bending mechanism is provided with a conveying table (2), the tail end of the conveying table (2) is provided with a lifting roller (3) and a fixed roller (4) which are vertically opposite, the bending mechanism comprises a protective box (9) internally provided with a folding plate (10), the top of the protective box (9) is provided with a cylinder (11) connected with the folding plate (10), the folding plate (10) is in sliding fit with the protective box (9), and the bottom of the protective box (9) is provided with a moving port (14);

a guide plate (15) which is arranged in an inverted triangle at the same height with the fixed roller (4) is arranged below the protective box (9), the middle part of the guide plate (15) is connected with the frame (1) through a rotating shaft (16), one end, close to the frame (1), of the rotating shaft (16) is provided with an angle gear (22), and a power gear (24) arranged through a driving shaft (23) is meshed between the angle gears (22);

and a secondary bending mechanism (21) is arranged below the guide plate (15).

2. The rotary press hinge slitting mechanism guard of claim 1, wherein: the lifting device is characterized in that a driving gear (5) is mounted on the frame (1), a rack (6) fixed with the lifting roller (3) is meshed with the driving gear (5), a sliding rail (8) fixed on the frame (1) is arranged on the side portion of the rack (6), and the rack (6) is in sliding connection with the sliding rail (8) through a sliding rod (7).

3. The rotary press hinge slitting mechanism guard of claim 1, wherein: the two ends of the protective box (9) are vertically fixed with supporting rods (13), and folding line plates (12) which are sleeved on the supporting rods (13) in a sliding manner are fixed on two sides of the folding plate (10).

4. The rotary press hinge slitting mechanism guard of claim 1, wherein: a first guide roller (17) and a second guide roller (18) which are arranged side by side are arranged between the secondary bending mechanism (21) and the guide plate (15), and one side, far away from the first guide roller (17), of the second guide roller (18) is connected with an electric push rod (19).

5. The web-fed rotary press of claim 4 wherein: the support shell (20) for installing the electric push rod (19) is fixed on the frame (1), and the second guide roller (18) is in sliding fit with the inner wall of the support shell (20).