CN220549807U - Film smoothing device of printing machine - Google Patents

Abstract

The utility model discloses a printer film smoothing device, and relates to the technical field of printers. Including base and controller, base top both sides are through connecting seat roll connection respectively have smooth roller one and smooth roller two, smooth roller one and smooth roller two centre and be provided with straining device, straining device includes the backing roll, and the backing roll bottom is provided with adjusting part, adjusts the lift of backing roll through adjusting part. Preferably, the adjustment assembly includes a first stationary shaft, a base plate, a top hinge plate, a bottom hinge plate, and a side stationary plate. According to the utility model, the tensioning mechanism is arranged between the two smoothing rollers, and the upward movement of the supporting roller can be realized by starting the bidirectional electric telescopic rod, so that the film is jacked up, the tightening degree of the film is effectively controlled, the influence on the smoothing quality due to excessive relaxation of the film is avoided, the device has a simple structure and a small volume, occupies a small space when being vertically placed, and is simple in adjustment process only by adjusting the vertical direction of the supporting roller.

Description

Film smoothing device of printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a printer film smoothing device.

Background

The printer is used for printing characters and images, and in the process of printing the film by using the printer, the film is generally smoothed by using the pressing plate, so that the film is prevented from being wrinkled to influence the printing quality.

Chinese patent publication No. CN 219007336U discloses a novel leveling device for a film of a printing machine, which comprises a frame, a conveying roller, a leveling mechanism and other components. The film body passes two transfer rollers to can drive the film body to remove to one side, afterwards the both ends of film body are through the compression roller of both sides, contact the film body through the compression roller and smooth, the film body is smooth with the compression roller in the in-process that removes, under the regulation through the both sides hydro-cylinder, make the position of compression roller can freely be adjusted, the tight degree of effectual control film, avoid the film too loose and influence smooth quality, when contacting with the compression roller through the film body, through the effectual buffering film body atress of spring, avoid damaging when the atress is too big, also reach smooth effect simultaneously.

The technical problems in the background technology are solved by the scheme. However, the device is large in size, occupies more space, and needs to be adjusted by four compression rollers on two sides during adjustment, so that the adjustment process is complicated.

Disclosure of Invention

The utility model aims to provide a printer film smoothing device for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a printing machine film smooths device, includes base and controller, base top both sides are through connecting seat roll connection respectively have smooth roller one and smooth roller two, smooth roller one and smooth roller two centre and be provided with straining device, straining device includes the backing roll, and the backing roll bottom is provided with adjusting part, adjusts the lift of backing roll through adjusting part.

Preferably, the adjusting component comprises a first fixed shaft, a bottom plate, a top hinge plate, a bottom hinge plate and a side fixing plate, wherein both sides of the first fixed shaft are respectively fixed with a fixed seat, both sides of the top hinge plate are respectively movably connected with the fixed seat and the side fixing plate, and both sides of the bottom hinge plate are respectively movably connected with the side fixing plate and the bottom plate;

a plurality of bidirectional electric telescopic rods are arranged between the two side fixing plates, and the two telescopic ends of the bidirectional electric telescopic rods are respectively fixed with the side fixing plates on the two sides.

Preferably, the first fixing shaft is in rolling connection with the supporting roller.

Preferably, an L-shaped frame is arranged between the tensioning mechanism and the smoothing roller II, and a tension detection mechanism is arranged at the bottom end of the L-shaped frame.

Preferably, the tension detection mechanism comprises a hollow shell fixed at the bottom end of the L-shaped frame, a movable column is movably connected at the bottom of the hollow shell, and a spring is fixed between the top end of the movable column and the top of the hollow shell;

the bottom of the hollow shell is provided with a fixed block, two sides of the top end of the fixed block are fixedly provided with limiting inserting shafts, and the limiting inserting shafts are movably inserted with the hollow shell;

the top end of the fixed block is fixed with a pressure sensor, and the pressure sensor is positioned right below the movable column;

the bottom end of the fixed block is fixed with a second fixed shaft, and a shaft body of the second fixed shaft is movably connected with a pressing roller.

Preferably, the pressure sensor is electrically connected with the controller.

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

this device is smoothed to printing machine film is provided with straining device between two smoothing rollers, can realize the upward movement of backing roll through starting two-way electric telescopic handle to jack-up the film upwards, the tight degree of effectual control film avoids the film too loose and influences smoothing quality, and the device simple structure, the volume is less, and the space that occupies when vertically placing is less to only need to adjust the vertical direction of backing roll, accommodation process is simple.

Simultaneously, be provided with tension detection mechanism, because of the sag difference of film, it is different with the extrusion force that supports between the compression roller, can detect pressure in real time through pressure sensor, when the pressure value is less than or exceeds the setting value, can control tension mechanism's two-way electric telescopic handle action through the controller to control the lift of backing roll, realize tensile regulation, avoid destroying the overall structure of film because of tension is too big.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a detailed view of the tensioning mechanism of the present utility model;

fig. 3 is a semi-sectional view of the tension detecting mechanism of the present utility model.

In the figure: 1. a base; 2. a smoothing roller I; 3. a smoothing roller II; 4. a tensioning mechanism; 401. a support roller; 402. a first fixed shaft; 403. a fixing seat; 404. a side fixing plate; 405. a top hinge plate; 406. a bottom hinge plate; 407. a bottom plate; 408. a bi-directional electric telescopic rod; 5. an L-shaped frame; 6. a tension detecting mechanism; 601. a hollow shell; 602. limiting the inserting shaft; 603. a fixed block; 604. a second fixed shaft; 605. pressing roller; 606. a pressure sensor; 607. a movable column; 608. and (3) a spring.

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.

The device is applied to smooth the film to be printed, and avoids the influence on the printing quality caused by film wrinkling.

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a printing machine film smoothes device, includes base 1 and controller, has smooth roller one 2 and smooth roller two 3 through the connecting seat respectively roll connection in base 1 top both sides, is provided with straining device 4 in smooth roller one 2 and smooth roller two 3 centre, and wherein, straining device 4 includes backing roll 401, is provided with the adjusting part that highly adjusts backing roll 401 in backing roll 401 bottom, can know, adjusts the lift of backing roll 401 through adjusting part.

In this scheme, the film to be printed passes through the bottom of the smoothing roller I2, bypasses the top of the supporting roller 401, and then passes through the bottom of the smoothing roller II 3, and the film is driven to move from left to right by the winding component of the printer as shown in the example of fig. 1.

In order to adjust the tension of the film and achieve the purpose of flattening the film, as shown in fig. 1 and 2, the adjusting component comprises a first fixed shaft 402, a bottom plate 407, a top hinge plate 405, a bottom hinge plate 406 and a side fixing plate 404, in the scheme, the first fixed shaft 402 is in rolling connection with a supporting roller 401, the supporting roller 401 is made of stainless steel materials with smaller friction, fixed seats 403 are fixed on two sides of the first fixed shaft 402, two sides of the top hinge plate 405 are respectively and movably connected with the fixed seats 403 and the side fixing plate 404 through connecting shafts, and in addition, two sides of the bottom hinge plate 406 are respectively and movably connected with the side fixing plate 404 and the bottom plate 407;

two symmetrically arranged bi-directional electric telescopic rods 408 are arranged between the two side fixing plates 404, and the two telescopic ends of the bi-directional electric telescopic rods 408 are respectively fixed with the side fixing plates 404 on two sides.

Specifically, when the controller controls the bidirectional electric telescopic rod 408 to shrink, the two side fixing plates 404 move in opposite directions, so as to drive the top hinge plates 405 and the bottom hinge plates 406 on the two sides to move in opposite directions, thereby lifting the supporting roller 401, further lifting the film, tensioning the film, and smoothing the film.

In order to facilitate the adjustment of the tension by the user, as shown in fig. 1 and 3, an L-shaped frame 5 is provided between the tensioning mechanism 4 and the smoothing roller two 3, and a tension detecting mechanism 6 is provided at the bottom end of the L-shaped frame 5.

Specifically, as shown in fig. 3, the tension detecting mechanism 6 includes a hollow shell 601 fixed at the bottom end of the L-shaped frame 5, a movable column 607 movably connected to the bottom of the hollow shell 601, and a spring 608 fixed between the top end of the movable column 607 and the top of the hollow shell 601;

the bottom of the hollow shell 601 is provided with a fixed block 603, both sides of the top end of the fixed block 603 are respectively fixed with a limiting inserting shaft 602, the limiting inserting shafts 602 are movably inserted with the hollow shell 601, and it can be understood that the limiting inserting shafts 602 comprise limiting heads arranged at the top ends of the limiting inserting shafts, and the limiting heads limit the fixed block 603 to realize that the fixed block 603 is movably suspended at the bottom of the hollow shell 601;

a pressure sensor 606 electrically connected with the controller is fixed at the top end of the fixed block 603, the pressure sensor 606 is positioned under the movable column 607, a second fixed shaft 604 is fixed at the bottom end of the fixed block 603, and a pressing roller 605 is movably connected on the shaft body of the second fixed shaft 604.

To supplement this, the film has a different pressing force with respect to the pressing roller 605 due to the difference in the looseness of the film. Specifically, in the moving process of the film, the film generates upward extrusion force to the pressing roller 605, the fixed block 603 drives the pressure sensor 606 to move upward, at this time, the pressure sensor 606 is extruded with the movable column 607, and the spring 608 contracts, so that the pressure sensor 606 detects the pressure in real time. When the pressure value is smaller than or exceeds the set value, the controller can control the bidirectional electric telescopic rod 408 to act (shrink or extend), so that the lifting of the supporting roller 401 is controlled, tension is adjusted, and the integral structure of the film is prevented from being damaged due to overlarge tension.

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 hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.

Claims (6)

1. Printing machine film smooths device, including base (1) and controller, its characterized in that: the utility model discloses a base, including base (1), base (1) top both sides are connected with through the connecting seat respectively roll and smooth roller one (2) and smooth roller two (3), smooth roller one (2) and smooth roller two (3) intermediate ly are provided with straining device (4), straining device (4) including backing roll (401), backing roll (401) bottom is provided with adjusting part, adjusts the lift of backing roll (401) through adjusting part.

2. The printer film smoothing device of claim 1, wherein: the adjusting component comprises a first fixed shaft (402), a bottom plate (407), a top hinge plate (405), a bottom hinge plate (406) and a side fixing plate (404), wherein both sides of the first fixed shaft (402) are respectively fixed with a fixed seat (403), both sides of the top hinge plate (405) are respectively movably connected with the fixed seat (403) and the side fixing plate (404), and both sides of the bottom hinge plate (406) are respectively movably connected with the side fixing plate (404) and the bottom plate (407);

a plurality of bidirectional electric telescopic rods (408) are arranged between the two side fixing plates (404), and the two telescopic ends of the bidirectional electric telescopic rods (408) are respectively fixed with the side fixing plates (404) on two sides.

3. The printer film smoothing device of claim 2, wherein: the first fixed shaft (402) is in rolling connection with the supporting roller (401).

4. The printer film smoothing device of claim 1, wherein: an L-shaped frame (5) is arranged between the tensioning mechanism (4) and the smoothing roller II (3), and a tension detection mechanism (6) is arranged at the bottom end of the L-shaped frame (5).

5. The printer film smoothing device of claim 4, wherein: the tension detection mechanism (6) comprises a hollow shell (601) fixed at the bottom end of the L-shaped frame (5), a movable column (607) is movably connected at the bottom of the hollow shell (601), and a spring (608) is fixed between the top end of the movable column (607) and the top of the hollow shell (601);

the bottom of the hollow shell (601) is provided with a fixed block (603), two sides of the top end of the fixed block (603) are fixed with limiting inserting shafts (602), and the limiting inserting shafts (602) are movably inserted with the hollow shell (601);

a pressure sensor (606) is fixed at the top end of the fixed block (603), and the pressure sensor (606) is positioned under the movable column (607);

the bottom end of the fixed block (603) is fixed with a second fixed shaft (604), and a pressing roller (605) is movably connected to the shaft body of the second fixed shaft (604).

6. The printer film smoothing device of claim 5, wherein: the pressure sensor (606) is electrically connected to the controller.