CN214988981U

CN214988981U - Paper receiving device of web offset press

Info

Publication number: CN214988981U
Application number: CN202121503682.XU
Authority: CN
Inventors: 陈晓建
Original assignee: Rugao Debao Printing Machinery Co ltd
Current assignee: Rugao Debao Printing Machinery Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-03
Anticipated expiration: 2031-07-05

Abstract

The utility model relates to a connect paper technical field, specifically be a web offset press connect paper device, including the offset press main part, offset press main part top is provided with connects the paper box, it is provided with the fluting to connect the inside of paper box, offset press main part bottom one side is provided with the paper receiving roll, offset press main part bottom is kept away from paper receiving roll one side and is provided with the paper winding roll, offset press main part surface is provided with the stock form main part, it is provided with the mechanism that flattens to receive the paper box inside, the mechanism that flattens includes the cylinder, it is provided with the cylinder to receive the paper box inside, both ends all are provided with the clamp plate about stock form main part both sides, inside thread groove and the spout of being provided with of clamp plate, the inside threaded rod that is provided with of thread groove. The utility model discloses a rotate the rocker and make two sets of clamp plates all to being close to stock form main part one side and slide, paste the surface at the stock form main part until the protection pad, realize the operation of flattening to the stock form main part this moment.

Description

Paper receiving device of web offset press

Technical Field

The utility model relates to a paper receiving technical field specifically is a paper receiving device of web offset press.

Background

The offset press is a kind of offset press, when printing, the printing picture and text are firstly printed on the rubber cylinder from the printing plate, then transferred to the paper by the rubber cylinder, the offset press can be divided into single-sheet offset press and web offset press according to the different paper feeding modes, the single-color, double-color, four-color and multi-color press can be divided according to the printing color number completed by one paper feeding, the small offset press, six-opening, four-opening, split-opening and full-sheet press can be divided according to the maximum paper breadth of the printing, in addition, a double-side press which can complete two-side printing by one paper feeding can be provided. The single-sheet offset press is a lithographic press used for printing high-grade commercial printed matters and packaging printed matters, is the mainstream of modern paper printing, and is rapidly developed along with the continuous improvement of modern paper making equipment, the offset press needs to bond paper, and the existing paper receiving device of the offset press basically meets the requirements of people, but still has some problems.

The first problem is that: when the existing paper receiving device of the offset press is used, paper needs to be pressed manually and then bonded, and due to the adoption of a manual pressing mode, the paper receiving operation can be completed only by two workers in the field, so that the labor is consumed, the labor cost is increased, and the practicability of the device is reduced;

the second problem is that: the paper splicing device of the offset press lacks a supporting device for paper, so that the paper is easy to loosen when being rolled, the offset printing effect is poor, the printed patterns on the paper cannot be raised, and the practicability of the device is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above technical problem, an object of the present invention is to provide a paper receiving device for a web offset press, which solves the problems of the prior art that the labor cost is increased and the supporting mechanism is lacked due to the manual pressing of the paper.

In order to achieve the above object, the utility model provides a following technical scheme: a paper receiving device of a roll paper offset press comprises an offset press main body, wherein a paper receiving box is arranged at the top end of the offset press main body, a slot is formed in the inner part of the paper receiving box, a paper collecting roller is arranged on one side of the bottom end of the offset press main body, a paper rolling roller is arranged on one side of the bottom end of the offset press main body, which is far away from the paper collecting roller, a roll paper main body is arranged on the surface of the offset press main body, a flattening mechanism is arranged in the paper receiving box and comprises a roller, the roller is arranged in the paper receiving box, pressing plates are arranged at the upper end and the lower end of the two sides of the roll paper main body, a thread groove and a sliding groove are formed in the pressing plates, a threaded rod is arranged in the thread groove, the surface of the threaded rod is in threaded connection with the inner wall of the thread groove, a sliding rod is arranged in the sliding groove, a bearing is arranged at the top end of the threaded rod, a rotating shaft is arranged in the groove, and a rotating disc is arranged on one side of the rotating shaft, which is far away from the threaded rod, supporting mechanisms are arranged on two sides of the top end of the offset press main body.

Preferably, the supporting mechanism includes the runner, stock form main part bottom is provided with the runner, the inside sleeve that is provided with of runner, the sleeve bottom is provided with the telescopic link, and inside the telescopic link top stretched into the sleeve, the telescopic link surface is provided with the spring, the telescopic link bottom is provided with the connecting block, and connecting block fixed connection is on offset press main part top.

Preferably, a first bevel gear is arranged at the bottom end of the threaded rod, a second bevel gear is arranged on one side, close to the threaded rod, of the rotating shaft, and the first bevel gear is in meshed connection with the second bevel gear.

Preferably, the surface of the rotating disc is provided with a rocker, and the surface of the rocker is made of a rubber material.

Preferably, the surface of the pressure plate close to one side of the paper rolling main body is provided with a protective pad, and the protective pad is made of a rubber material.

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

1. the device is provided with a roller, pressing plates, a threaded rod, a sliding rod, a rotating shaft and a rotating disc, through the design, the device is provided with a flattening mechanism, the traditional manual pressing can be replaced, the rotating disc is rotated by rotating a rocker, so that the rotating shaft drives a second bevel gear to rotate, the threaded rod is rotated under the meshing action of the second bevel gear and a first bevel gear, and because the surface of the threaded rod is in threaded connection with the inner wall of a threaded groove, at the moment, under the rotation of the threaded rod, two groups of pressing plates slide towards one side close to a paper roll main body until a protection pad is attached to the surface of the paper roll main body, the flattening operation of the paper roll main body is realized at the moment, and the practicability of the device is improved;

2. the device is provided with runner, sleeve, telescopic link and connecting block, through above-mentioned design, makes the device possess supporting mechanism, can make the stock form main part remain taut state throughout, through under spring force effect, makes the runner top move the stock form main part and keep taut state, prevents when rolling and offset printing that positional deviation appears, has improved the stability of device.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic side view of a partial structure of the pressing mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 110. an offset printing machine main body; 120. receiving a paper box; 121. grooving; 130. a paper collecting roller; 140. a paper winding roller; 150. a roll paper body; 210. a drum; 220. pressing a plate; 221. a protection pad; 222. a thread groove; 223. a chute; 230. a threaded rod; 231. a first bevel gear; 232. a bearing; 240. a slide bar; 250. a rotating shaft; 251. a second bevel gear; 260. a turntable; 261. a rocker; 310. a rotating wheel; 320. a sleeve; 330. a telescopic rod; 331. a spring; 340. and (4) connecting the blocks.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a paper receiving device of a roll paper offset press comprises an offset press main body 110, a paper receiving box 120 is arranged at the top end of the offset press main body 110, a slot 121 is formed in the paper receiving box 120, a paper collecting roller 130 is arranged on one side of the bottom end of the offset press main body 110, a paper winding roller 140 is arranged on one side, far away from the paper collecting roller 130, of the bottom end of the offset press main body 110, a roll paper main body 150 is arranged on the surface of the offset press main body 110, a flattening mechanism is arranged in the paper receiving box 120 and comprises a roller 210, the roller 210 is arranged in the paper receiving box 120, pressing plates 220 are arranged at the upper end and the lower end of the two sides of the roll paper main body 150, a thread groove 222 and a sliding groove 223 are arranged in the pressing plates 220, a thread rod 230 is arranged in the thread groove 222, the surface of the thread rod 230 is in threaded connection with the inner wall of the thread groove 222, a sliding rod 240 is arranged in the sliding groove 223, a bearing 232 is arranged at the top end of the thread rod 230, a rotating shaft 250 is arranged in the slot 121, a rotating disc 260 is arranged on the side, far away from the rotating shaft 250, supporting mechanisms are arranged on two sides of the top end of the offset press main body 110, and through the design, the device is provided with a flattening mechanism which can replace the traditional manual flattening, so that the practicability of the device is improved.

The supporting mechanism includes runner 310, stock form main part 150 bottom is provided with runner 310, the inside sleeve 320 that is provided with of runner 310, sleeve 320 bottom is provided with telescopic link 330, and inside telescopic link 330 top stretched into sleeve 320, telescopic link 330 surface is provided with spring 331, telescopic link 330 bottom is provided with connecting block 340, and connecting block 340 fixed connection is on offset press main part 110 top, through this design, make the device possess supporting mechanism, when offset printing, enable stock form main part 150 and be in taut state, the practicality of device has been improved.

The bottom end of the threaded rod 230 is provided with a first bevel gear 231, one side of the rotating shaft 250, which is close to the threaded rod 230, is provided with a second bevel gear 251, and the first bevel gear 231 is meshed with the second bevel gear 251 for connection.

The carousel 260 surface is provided with rocker 261, and the rocker 261 surface is made by rubber materials, through this design, when rotating rocker 261, can increase its and the palm friction within a definite time, makes slew velocity more steady, has improved the stability of device.

The protective pad 221 is provided on the surface of the pressing plate 220 close to the roll paper body 150, and the protective pad 221 is made of rubber material, so that the protective pad 221 can prevent the roll paper body 150 from being damaged when being close to the roll paper body 150, thereby improving the protection of the device.

The working principle is as follows: the rotating shaft 250 drives the second bevel gear 251 to rotate by rotating the rocker 261, the threaded rod 230 is rotated under the meshing action of the second bevel gear 251 and the first bevel gear 231, and because the surface of the threaded rod 230 is in threaded connection with the inner wall of the threaded groove 222, at this time, under the rotation of the threaded rod 230, the two groups of pressing plates 220 slide towards one side close to the roll paper main body 150 until the protection pad 221 is attached to the surface of the roll paper main body 150, at this time, the flattening operation on the roll paper main body 150 is realized, and under the elastic force action of the spring 331, the rotating wheel 310 pushes the roll paper main body 150 to keep a tensioning state, so that the position deviation is prevented during rolling and offset printing, the supporting operation is realized, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a web receiving device of web offset press, includes offset press main part (110), offset press main part (110) top is provided with web receiving box (120), web receiving box (120) inside is provided with fluting (121), offset press main part (110) bottom one side is provided with receipts paper roll (130), web receiving roll (130) one side is kept away from in offset press main part (110) bottom and is provided with winding roll (140), offset press main part (110) surface is provided with stock form main part (150), its characterized in that: connect inside mechanism of flattening that is provided with of carton (120), the mechanism of flattening includes cylinder (210), connect inside cylinder (210) that is provided with of carton (120), both ends all are provided with clamp plate (220) about stock form main part (150) both sides, inside thread groove (222) and spout (223) of being provided with of clamp plate (220), inside threaded rod (230) that is provided with of thread groove (222), and the surface and thread groove (222) inner wall threaded connection of threaded rod (230), inside slide bar (240) that is provided with of spout (223), threaded rod (230) top is provided with bearing (232), fluting (121) inside is provided with pivot (250), threaded rod (230) one side is kept away from in pivot (250) is provided with carousel (260), offset press main part (110) top both sides all are provided with supporting mechanism.

2. The web splicing device for a web offset printing press as recited in claim 1, wherein: the supporting mechanism comprises a rotating wheel (310), the bottom end of the paper rolling main body (150) is provided with the rotating wheel (310), a sleeve (320) is arranged inside the rotating wheel (310), a telescopic rod (330) is arranged at the bottom end of the sleeve (320), the top end of the telescopic rod (330) stretches into the sleeve (320), a spring (331) is arranged on the surface of the telescopic rod (330), a connecting block (340) is arranged at the bottom end of the telescopic rod (330), and the connecting block (340) is fixedly connected to the top end of the offset printing machine main body (110).

3. The web splicing device for a web offset printing press as recited in claim 1, wherein: the bottom end of the threaded rod (230) is provided with a first bevel gear (231), one side of the rotating shaft (250), which is close to the threaded rod (230), is provided with a second bevel gear (251), and the first bevel gear (231) is in meshing connection with the second bevel gear (251).

4. The web splicing device for a web offset printing press as recited in claim 1, wherein: the surface of the turntable (260) is provided with a rocker (261), and the surface of the rocker (261) is made of a rubber material.

5. The web splicing device for a web offset printing press as recited in claim 1, wherein: the surface of one side, close to the roll paper main body (150), of the pressure plate (220) is provided with a protective pad (221), and the protective pad (221) is made of rubber materials.