CN214984016U

CN214984016U - Embossing roller positioning device for offset press

Info

Publication number: CN214984016U
Application number: CN202121361421.9U
Authority: CN
Inventors: 焦蓉; 邱璇; 赖雨; 李树勇; 阳云中
Original assignee: Luzhou Jinhaoyusheng Packaging Co ltd
Current assignee: Luzhou Jinhaoyusheng Packaging Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-03
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a roller platen positioner for offset press relates to offset press technical field. A roller platen positioner for offset press, including the roll body, the roll body openly is equipped with presss from both sides the paper subassembly, it includes the dead lever to press from both sides the paper subassembly, the dead lever top is rotated and is connected with spacing piece, the dead lever openly is provided with locating component, locating component includes electronic slide rail, electronic slide rail and the positive fixed connection of dead lever, electronic slide rail top sliding connection has electronic slider, electronic slider top fixedly connected with fixed block, the electronic flexible stick of fixed block back fixedly connected with, electronic flexible stick one end is equipped with negative sucker. The utility model discloses a mutually supporting of the electronic slide rail that sets up, electronic flexible stick and negative sucker isotructure can be comparatively accurate fix a position the paper, can adjust the paper of different width to the precision of printing has been improved, and simple structure, convenient to use.

Description

Embossing roller positioning device for offset press

Technical Field

The utility model relates to an offset press technical field specifically is a roller platen positioner for offset press.

Background

An offset printing press is a kind of offset printing press, in which printing images are first printed on a blanket cylinder from a printing plate and then transferred to paper by the blanket cylinder. Offset presses can be divided into sheet-fed offset presses and web-fed offset presses according to different paper feeding modes; the printing color number completed by one-time paper feeding can be divided into single-color, double-color, four-color and multi-color printing machines; the full-paper printing machine can be divided into a small offset press, a six-opening, four-opening, two-opening and full-paper printing machine according to the maximum paper breadth to be printed, and a double-sided printing machine capable of simultaneously finishing two-sided printing by one-time paper feeding is also arranged. The impression roller is the most important cylinder in the printing unit, can transfer paper, is the benchmark of printing unit installation and debugging, and whether the accuracy that impression roller transferred paper influences the printing precision of printed matter.

Traditional impression roller only can clip the paper, then transmits the paper, can not effectually fix a position the paper, and the paper width when the printing is different, hardly carries out effectual location to influence the precision of printing, for this reason the utility model provides a neotype solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller platen positioner for offset press to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a roller platen positioner for offset press, including the roll body, the roll body openly is equipped with presss from both sides the paper subassembly, it includes the dead lever to press from both sides the paper subassembly, the dead lever top is rotated and is connected with spacing piece, the dead lever openly is provided with locating component, locating component includes electronic slide rail, electronic slide rail and the positive fixed connection of dead lever, electronic slide rail top sliding connection has electronic slider, electronic slider top fixedly connected with fixed block, the electronic flexible stick of fixed block back fixedly connected with, electronic flexible stick one end is equipped with negative sucker, the sliding tray has been seted up to spacing piece one side, sliding tray and electronic flexible stick looks adaptation.

Preferably, the inside rotation of dead lever is connected with the rotating rod, dead lever one side is equipped with micro motor, micro motor output end fixedly connected with connective bar, connective bar one end and rotating rod fixed connection, the connective bar rotates with the dead lever to be connected, spacing piece and rotating rod fixed connection.

Preferably, the bottom of the limiting piece is integrally formed with a fixing ring, and the fixing ring is fixedly connected with the rotating rod.

Preferably, the top of the fixing rod is fixedly connected with a fixing piece, and a strip-shaped groove is formed between the fixing piece and the limiting piece.

Preferably, the two ends of the roller body are integrally formed with mounting shafts.

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

(1) this a roller platen positioner for offset press through mutually supporting of the electronic slide rail that sets up, electronic flexible stick and negative sucker isotructure, can be comparatively accurate fix a position the paper, can adjust the paper of different width to the precision of printing has been improved, and simple structure, convenient to use.

(2) This a roller platen positioner for offset press through mutually supporting of micro motor, rotating-rod and the spacing piece that sets up, can comparatively stably carry out the maintenance to the paper, improves transmission efficiency.

Drawings

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

FIG. 2 is a schematic structural view of the roller body removing part of the present invention;

fig. 3 is a schematic structural view of fig. 2 with the fixing rod removed according to the present invention;

FIG. 4 is a schematic structural view of the positioning assembly of the present invention;

fig. 5 is an enlarged schematic view of part a of the present invention;

fig. 6 is an enlarged schematic structural diagram of part B of the present invention.

In the figure: 1. a roller body; 101. installing a shaft; 2. fixing the rod; 201. a fixing sheet; 202. a limiting sheet; 203. a micro motor; 204. a connecting rod; 205. rotating the rod; 3. a positioning assembly; 301. an electric slide rail; 302. an electric slider; 303. a fixed block; 304. an electric telescopic rod; 305. and a negative pressure sucker.

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.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-6, the utility model provides a technical solution: a stamping roller positioning device for an offset press comprises a roller body 1, wherein a paper clamping assembly is arranged on the front side of the roller body 1, the paper clamping assembly comprises a fixed rod 2, the top of the fixed rod 2 is rotatably connected with a limiting piece 202, the front side of the fixed rod 2 is provided with a positioning assembly 3, a controller is arranged on the offset press and can control the movement of the positioning assembly 3, the positioning assembly 3 comprises an electric slide rail 301, the maximum stroke of the electric slide rail 301 is 300mm, the electric slide rail 301 is fixedly connected with the front side of the fixed rod 2, the top of the electric slide rail 301 is slidably connected with an electric slide block 302, the top of the electric slide block 302 is fixedly connected with a fixed block 303, the back side of the fixed block 303 is fixedly connected with an electric telescopic rod 304, the electric telescopic rod 304 is a micro telescopic rod and is made of aluminum alloy, one end of the electric telescopic rod 304 is provided with a negative pressure sucking disc 305, the negative pressure sucking disc 305 is an air flow type sucking disc and can suck paper more stably, one side of the limiting piece 202 is provided with a sliding groove, the sliding groove is matched with the electric telescopic rod 304.

Wherein, the fixed rod 2 is connected with a rotating rod 205 in a rotating way, one side of the fixed rod 2 is provided with a micro motor 203, the micro motor 203 is a three-phase asynchronous motor, a stainless steel shell is adopted, the output end of the micro motor 203 is fixedly connected with a connecting rod 204, one end of the connecting rod 204 is fixedly connected with the rotating rod 205, the connecting rod 204 is connected with the fixed rod 2 in a rotating way, a spacing piece 202 is fixedly connected with the rotating rod 205, thereby the spacing piece 202 which can be brought rotates is convenient for spacing paper, a fixing ring is integrally formed at the bottom of the spacing piece 202 and is fixedly connected with the rotating rod 205, thereby the spacing piece 202 can be driven to rotate, the top of the fixed rod 2 is fixedly connected with a fixing piece 201, a strip-shaped groove is formed between the fixing piece 201 and the spacing piece 202, the bottom end of the paper can be arranged in the strip-shaped groove and clamped by the spacing piece 202, the fixing piece 201 plays an auxiliary role, and can ensure that the paper can be stably fixed by matching with the spacing piece 202, the roller body 1 has mounting shafts 101 integrally formed at both ends thereof, and the mounting shafts 101 are used for fixing the roller body 1.

The offset printing machine is provided with a controller which can control the movement of the positioning component 3, when printing paper with different widths, the bottom end of the paper enters the paper clamping assembly along with the movement of the transmission roller on the offset press, at this time, the controller controls the electric sliding rail 301 to move leftwards, the electric sliding rail 301 drives the negative pressure suction cup 305 to move to one side of the paper, according to the width of different paper, the controller is provided with corresponding programs to control the movement of the electric slide rail 301, when the electric slide rail 301 moves to a proper position, the electric slide rail 301 stops working, and the further controller controls the electric telescopic rod 304 to extend, so that the negative pressure suction cup 305 is close to the paper, then the negative pressure suction cup 305 sucks the paper, the further electric slide rail 301 continues to work, moves to the right to the original position, when printing the paper of different width like this, can both make one side of paper be located same position, be convenient for print.

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

Claims

1. A roller platen positioner for offset press, including roll body (1), its characterized in that: roll body (1) openly is equipped with and presss from both sides the paper subassembly, it includes dead lever (2) to press from both sides the paper subassembly, dead lever (2) top is rotated and is connected with spacing piece (202), dead lever (2) openly is provided with locating component (3), locating component (3) include electronic slide rail (301), electronic slide rail (301) and dead lever (2) front fixed connection, electronic slide rail (301) top sliding connection has electronic slider (302), electronic slider (302) top fixedly connected with fixed block (303), fixed block (303) back fixedly connected with electronic flexible stick (304), electronic flexible stick (304) one end is equipped with negative sucker (305), the sliding tray has been seted up to spacing piece (202) one side, sliding tray and electronic flexible stick (304) looks adaptation.

2. The platen roller positioning device for an offset printing press according to claim 1, characterized in that: the utility model discloses a fixing rod, including dead lever (2), connecting rod (204), connecting rod (202) and rotating rod (205), dead lever (2) internal rotation is connected with and rotates stick (205), dead lever (2) one side is equipped with micro motor (203), micro motor (203) output end fixedly connected with connecting rod (204), connecting rod (204) one end and rotating rod (205) fixed connection, connecting rod (204) rotate with dead lever (2) and are connected, spacing piece (202) and rotating rod (205) fixed connection.

3. The platen roller positioning device for an offset printing press according to claim 2, characterized in that: the bottom of the limiting piece (202) is integrally formed with a fixing ring, and the fixing ring is fixedly connected with the rotating rod (205).

4. The platen roller positioning device for an offset printing press according to claim 1, characterized in that: dead lever (2) top fixedly connected with stationary blade (201), be formed with the bar groove between stationary blade (201) and spacing piece (202).

5. The platen roller positioning device for an offset printing press according to claim 1, characterized in that: the two ends of the roller body (1) are integrally provided with mounting shafts (101).