CN214821684U

CN214821684U - Plate-making leveling device for printing machine

Info

Publication number: CN214821684U
Application number: CN202023332288.2U
Authority: CN
Inventors: 刘俊义
Original assignee: Tianjin Zhongtu Printing Technology Co ltd
Current assignee: Tianjin Zhongtu Printing Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-23
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a platemaking leveling device for a printing machine, which belongs to the technical field of platemaking leveling, and comprises an operation table, a flattening mechanism and a heating mechanism, wherein the flattening mechanism comprises a telescopic rod, a flattening shell, a motor and a compression roller, a telescopic rod output shaft is connected with the flattening shell, a connecting rod is arranged inside the flattening shell, the motor output shaft is connected with the compression roller, a cavity is arranged inside the roller shell, the roller shell faces to one side of the compression roller and is provided with a first air outlet, the first air outlet is communicated with the cavity, the bottom of the roller shell is provided with a second air outlet, the second air outlet is communicated with the cavity, the second air outlet is communicated with an air outlet pipe, the top of the roller shell is provided with an air inlet, one end of the air inlet is communicated with the cavity, and the other end of the air inlet is communicated with a hot air heater, the device facilitates leveling of uneven and hard portions of the platemaking surface.

Description

Plate-making leveling device for printing machine

Technical Field

The utility model relates to a plate-making flattening technical field particularly, relates to a plate-making flattening device for printing machine.

Background

Plate making is a generic term for copying originals into printing plates. The plate-making method includes such steps as making letter-type plate with letter-type plate, making paper, cast-in-situ casting to obtain relief plate, taking picture or electronic colour separation to obtain negative plate, and copying relief plate, lithographic plate and intaglio plate. The most factors influencing the quality of the printing plate in plate making mainly include the concentration of the developing solution, the developing temperature, the developing time, the cyclic stirring condition of the developing solution, the fatigue fading degree of the developing solution and the like.

After the platemaking process is completed, the surface of the plate, which may have concave or convex portions, is flattened to make the platemaking surface smooth. The existing flattening device is often directly rolled by a press roll, and for plate making placed for a period of time, the uneven part of the surface of the existing flattening device is often harder, and the press roll is difficult to completely roll. This portion can then be softened by heating to increase its activity and then rolled out.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a plate-making leveling device for printing machine aims at improving the problem that the firmer position in plate-making surface is difficult to the flattening.

The utility model discloses a realize like this:

a platemaking and leveling device for a printing machine comprises an operation table, a flattening mechanism and a heating mechanism.

The flattening mechanism comprises a telescopic rod, a flattening shell, a motor and a compression roller, the telescopic rod is fixedly installed on the operating platform, an output shaft of the telescopic rod is connected with the flattening shell, a connecting rod is arranged inside the flattening shell, the motor is suspended on the flattening shell through the connecting rod, and an output shaft of the motor is connected with the compression roller.

The heating mechanism comprises an air heater and a roller shell, the roller shell is arranged outside the compression roller, a cavity is arranged inside the roller shell, the roller shell faces towards one side of the compression roller, a first air outlet is formed in the cavity and communicated with the cavity, a plurality of air outlets are formed in the first air outlet and distributed in an annular array mode, a second air outlet is formed in the bottom of the roller shell, the second air outlet is communicated with the cavity, an air outlet pipe is communicated with the second air outlet, the air outlet pipe is obliquely and downwards arranged, an air inlet is formed in the top of the roller shell, one end of the air inlet is communicated with the cavity, and the other end of the air inlet is communicated with the air heater.

The utility model discloses an in one embodiment, the compression roller is provided with a plurality ofly, and is a plurality of the compression roller evenly distributed in the shell that flattens.

In an embodiment of the present invention, the first air outlet ring array is distributed in the same shape as the compression roller.

In an embodiment of the present invention, the angle of the air outlet pipe downward slope is 60 degrees, and the air outlet pipe is set as a PVC pipe.

The utility model discloses an in one embodiment, the air heater is located flatten the shell top, the air intake with locate rubber hose between the air heater, the air heater passes through rubber hose with the air intake switch-on, the air intake aperture is greater than first exhaust vent.

In an embodiment of the present invention, the bottom of the console is provided with a leg, and the leg is fixedly installed on the ground through a bolt.

The utility model discloses an in one embodiment, the operation panel is provided with fixed subassembly, fixed subassembly includes slipmat, stand, slide rail and depression bar, the slipmat set up in operation panel top surface, the stand is provided with four, four the stand is in respectively the slipmat is all around, run through the stand bottom the slipmat with the operation panel rotates the installation, the slide rail is located the stand lateral part, the depression bar passes through the slide rail with stand sliding connection.

In an embodiment of the present invention, the pressing rod is kept away from one end of the upright post is connected with a pressing block, and the bottom surface of the pressing block is provided with anti-skid lines.

The utility model discloses an in the embodiment, the operation panel top is equipped with the deburring subassembly, the deburring subassembly includes electric putter and cutter, electric putter hang in the shell that flattens, electric putter output shaft the cutter, the cutter is in the front end and the rear end of operation panel are equipped with one separately.

The utility model discloses an in the embodiment, the operation panel rear is provided with the leading wheel, leading wheel parallel arrangement has two sets ofly, the leading wheel with the operation panel is in same water flat line, the leading wheel direction of rotation with compression roller direction of rotation mutually perpendicular.

The utility model has the advantages that: the utility model discloses a plate-making leveling device for printing machine that obtains through above-mentioned design, when using, put the plate-making on the slipmat of operation panel top, turn to the position that is close to the slipmat center with four stands, push down the depression bar, make the depression bar push down the corner of plate-making, later the telescopic link extension or shorten, make the compression roller just laminate the plate-making, motor rotation drives the compression roller and rotates, flatten the plate-making, the air heater discharges hot-blast air into the cavity from the air intake, some hot-blast air is discharged from first exhaust vent, first exhaust vent is towards the compression roller, and the shape that first exhaust vent annular distributes is the same with the compression roller shape, be more convenient for heat the compression roller border position, when making the compression roller roll on the plate-making, the compression roller border part direct contact plate-making that has the heat, the second exhaust vent connects has the tuber pipe, the tuber pipe is towards the compression roller below, more do benefit to heating the compression roller and the position of plate-making contact, softening it for flattening, and flattening the uneven hard part of plate-making surface.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a platemaking leveling device for a printing press according to an embodiment of the present invention;

fig. 2 is a schematic external structural view of a flattening mechanism according to an embodiment of the present invention;

FIG. 3 is an internal side view of a flattened housing provided by an embodiment of the present invention;

fig. 4 is a side view of the first air outlet provided in the embodiment of the present invention;

fig. 5 is a schematic partial structural view of an operation table according to an embodiment of the present invention;

fig. 6 is a top view of the operation table according to the embodiment of the present invention;

fig. 7 is an enlarged view of a fixing member according to an embodiment of the present invention.

In the figure: 100-an operation table; 110-a leg; 120-a stationary component; 121-non-slip mat; 122-upright post; 123-sliding rails; 124-a pressure bar; 125-briquetting; 130-a trim assembly; 131-an electric push rod; 132-a cutter; 140-a guide wheel; 200-a flattening mechanism; 210-a telescoping rod; 220-flattening the shell; 221-connecting rod; 230-a motor; 240-press rolls; 300-a heating mechanism; 310-a hot air blower; 311-rubber hose; 320-roller shell; 321-a cavity; 322-a first air outlet; 323-second air outlet; 324-air outlet pipe; 325-air inlet.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: a platemaking leveling device for a printing machine comprises an operation table 100, a flattening mechanism 200 and a heating mechanism 300.

Referring to fig. 2 and 3, the flattening mechanism 200 includes a telescopic rod 210, a flattening outer shell 220, a motor 230 and a pressing roller 240, the telescopic rod 210 is fixedly mounted on the operating table 100, an output shaft of the telescopic rod 210 is connected with the flattening outer shell 220, a connecting rod 221 is disposed inside the flattening outer shell 220, the motor 230 is suspended on the flattening outer shell 220 through the connecting rod 221, and an output shaft of the motor 230 is connected with the pressing roller 240.

In some embodiments, the pressing roller 240 is provided in a plurality, the pressing rollers 240 are uniformly distributed on the flattening housing 220, and the area of the plate-making plate flattened by the pressing rollers 240 is larger.

Referring to fig. 3 and 4, the heating mechanism 300 includes an air heater 310 and a roller housing 320, the roller housing 320 is disposed outside the pressing roller 240, a cavity 321 is disposed inside the roller housing 320, a first air outlet 322 is disposed on one side of the roller housing 320 facing the pressing roller 240, the first air outlet 322 is communicated with the cavity 321, a plurality of first air outlets 322 are disposed, the plurality of first air outlets 322 are distributed in an annular array, a second air outlet 323 is disposed at the bottom of the roller housing 320, the second air outlet 323 is communicated with the cavity 321, an air outlet pipe 324 is communicated with the second air outlet 323, the air outlet pipe 324 is disposed obliquely downward, an air inlet 325 is disposed at the top of the roller housing 320, one end of the air inlet 325 is communicated with the cavity 321, and the other end of the air inlet 325 is communicated with the air heater 310.

In some embodiments, the first air outlets 322 are distributed in an annular array having the same shape as the pressing roller 240.

In some embodiments, the downward inclination angle of the air outlet pipe 324 is 60 degrees, and the air outlet pipe 324 is a PVC pipe, which has better heat resistance and longer service life because the air outlet pipe 324 is hot air.

In some embodiments, the hot air blower 310 is located above the flattened housing 220, the rubber hose 311 is disposed between the air inlet 325 and the hot air blower 310, the hot air blower 310 is connected to the air inlet 325 through the rubber hose 311, and the aperture of the air inlet 325 is larger than that of the first air outlet 322.

Referring to fig. 5, 6 and 7, the bottom of the operation table 100 is provided with a leg 110, the leg 110 is fixedly mounted on the ground by a bolt, and the operation table 100 is ensured to be more stable due to slight shaking during the process of rolling the plate by the roller 240.

In some specific embodiments, the operation table 100 is provided with the fixing component 120, the fixing component 120 includes a non-slip mat 121, four columns 122, a sliding rail 123 and four pressing rods 124, the non-slip mat 121 is disposed on the top surface of the operation table 100, the columns 122 are four, the four columns 122 are respectively located around the non-slip mat 121, the bottoms of the columns 122 penetrate through the non-slip mat 121 and are rotatably mounted with the operation table 100, the sliding rail 123 is disposed on the lateral portion of the columns 122, the pressing rods 124 are slidably connected with the columns 122 through the sliding rail 123, one end of the pressing rods 124, which is far away from the columns 122, is connected with a pressing block 125, the bottom surface of the pressing block 125 is provided with anti-slip patterns, the plate-making is placed on the non-slip mat 121, the four pressing rods 124 are pressed downwards, so that four corners of the plate-making are fixed, which effectively prevents displacement of the plate-making in the leveling process.

In some specific embodiments, an edge trimming assembly 130 is disposed above the operating table 100, the edge trimming assembly 130 includes an electric push rod 131 and a cutter 132, the electric push rod 131 is suspended from the flattening housing 220, an output shaft of the electric push rod 131 is connected with the cutter 132, and the cutter 132 is disposed at the front end and the rear end of the operating table 100 respectively, so as to facilitate removing waste edge material at the side of the plate making.

In some specific embodiments, the guide wheels 140 are arranged behind the operating platform 100, two groups of guide wheels 140 are arranged in parallel, the guide wheels 140 and the operating platform 100 are located on the same horizontal line, the rotation direction of the guide wheels 140 is perpendicular to the rotation direction of the pressing rollers 240, and after the plate making and leveling are finished, a worker can slightly press the plate making and slide backwards, and the plate making is taken out through the guide wheels 140, so that time and labor are saved.

The working principle is as follows: when the plate making machine is used, a plate making is placed on the non-slip mat 121 above the operating platform 100, the four upright posts 122 are turned to positions close to the center of the non-slip mat 121, the pressure rod 124 is pressed downwards, the pressure rod 124 presses corners of the plate making, then the telescopic rod 210 is extended or shortened, the press roller 240 is just attached to the plate making, the motor 230 rotates to drive the press roller 240 to rotate and flatten the plate making, the hot air is discharged into the cavity 321 from the air inlet 325 by the hot air blower 310, a part of the hot air is discharged from the first air outlet 322, the first air outlet 322 faces the press roller 240, the annular distribution shape of the first air outlet 322 is the same as that of the press roller 240, the edge position of the press roller 240 is more conveniently heated, when the press roller 240 rolls on the plate making, the edge part of the press roller 240 with heat directly contacts the plate making, the second air outlet 323 is communicated with the air outlet pipe 324, the air outlet pipe 324 faces the lower part of the press roller 240, and the position where the press roller 240 contacts the plate making is more conveniently heated, softening it for flattening, and flattening the uneven hard part of plate-making surface.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A platemaking leveling device for a printing press, comprising

An operation table (100);

the flattening mechanism (200) comprises a telescopic rod (210), a flattening outer shell (220), a motor (230) and a pressing roller (240), the telescopic rod (210) is fixedly installed on the operating platform (100), an output shaft of the telescopic rod (210) is connected with the flattening outer shell (220), a connecting rod (221) is arranged inside the flattening outer shell (220), the motor (230) is suspended on the flattening outer shell (220) through the connecting rod (221), and an output shaft of the motor (230) is connected with the pressing roller (240);

heating mechanism (300), heating mechanism (300) includes air heater (310) and running roller shell (320), running roller shell (320) is located the compression roller (240) outside, inside cavity (321) that is provided with of running roller shell (320), running roller shell (320) towards first exhaust vent (322) has been seted up to compression roller (240) one side, first exhaust vent (322) in cavity (321) intercommunication, first exhaust vent (322) are equipped with a plurality ofly, and is a plurality of first exhaust vent (322) are the annular array and distribute, second exhaust vent (323) have been seted up to running roller shell (320) bottom, second exhaust vent (323) with cavity (321) intercommunication, second exhaust vent (323) switch-on has tuber pipe (324), tuber pipe (324) slope sets up downwards, air intake (325) have been seted up at running roller shell (320) top, one end of the air inlet (325) is communicated with the cavity (321), and the other end of the air inlet (325) is communicated with the hot air blower (310).

2. A platemaking flattening apparatus for a printing press according to claim 1, wherein said pressing roller (240) is provided in plurality, and a plurality of said pressing rollers (240) are uniformly distributed on said flattening housing (220).

3. A platemaking flattening device for a printing press according to claim 1, wherein said first air outlet holes (322) are distributed in an annular array having the same shape as said pressure roller (240).

4. The platemaking leveling device for a printing press according to claim 1, wherein the air outlet pipe (324) is inclined downward at an angle of 60 degrees, and the air outlet pipe (324) is provided as a PVC pipe.

5. The platemaking leveling device for printing press according to claim 1, wherein said hot air blower (310) is located above said leveling housing (220), a rubber hose (311) is disposed between said air inlet (325) and said hot air blower (310), said hot air blower (310) is connected to said air inlet (325) through said rubber hose (311), and the aperture of said air inlet (325) is larger than that of said first air outlet (322).

6. A platemaking leveling device for a printing press according to claim 1, wherein a leg (110) is provided at a bottom of the operation table (100), and the leg (110) is fixedly mounted on the ground by a bolt.

7. The plate-making leveling device for the printing press according to claim 1, wherein the operating platform (100) is provided with a fixing assembly (120), the fixing assembly (120) comprises four anti-slip pads (121), columns (122), slide rails (123) and press bars (124), the anti-slip pads (121) are arranged on the top surface of the operating platform (100), the columns (122) are four, the four columns (122) are respectively arranged around the anti-slip pads (121), the bottoms of the columns (122) penetrate through the anti-slip pads (121) and are rotatably mounted with the operating platform (100), the slide rails (123) are arranged on the side portions of the columns (122), and the press bars (124) are slidably connected with the columns (122) through the slide rails (123).

8. The platemaking leveling device for printing press as claimed in claim 7, wherein a pressing block (125) is connected to an end of the pressing rod (124) far away from the upright column (122), and a bottom surface of the pressing block (125) is provided with anti-skid lines.

9. The platemaking leveling device for the printing press according to claim 1, wherein an edge trimming assembly (130) is arranged above the operation table (100), the edge trimming assembly (130) comprises an electric push rod (131) and a cutter (132), the electric push rod (131) is suspended from the leveling housing (220), an output shaft of the electric push rod (131) is connected with the cutter (132), and the cutter (132) is respectively arranged at the front end and the rear end of the operation table (100).

10. The platemaking leveling device for a printing press according to claim 1, wherein a guide wheel (140) is arranged behind the operation table (100), two sets of the guide wheels (140) are arranged in parallel, the guide wheels (140) and the operation table (100) are in the same horizontal line, and the rotation direction of the guide wheels (140) is perpendicular to the rotation direction of the press roller (240).