CN213084927U - Tension deviation correcting device is assisted in digital printing - Google Patents

Abstract

The utility model discloses a digital printing auxiliary tension deviation correcting device, which comprises a connecting plate; this supplementary tension deviation correcting device of digital printing still includes: the moving guide component is arranged on the connecting plate and used for providing guide for circumferential movement; the first power source is arranged on the connecting plate and used for providing a power source; and the tension deviation rectifying component is movably arranged on the connecting plate, and the first power source can drive the tension deviation rectifying component to swing and adjust back and forth along the movable guide component. Through setting up the sensor at the deflector roll, both ends detect simultaneously, and the accurate control product is on equipment path, and when the skew appears in the product, the sensor response back triggers first power supply and drives the action of tension part of rectifying, realizes the accurate deviation.

Description

Tension deviation correcting device is assisted in digital printing

Technical Field

The utility model relates to a lithography apparatus technical field, in particular to tension deviation correcting device is assisted in digital printing.

Background

In the printing process of the printing machine, due to the influences of the conveying speed, the relative sliding of the guide roller and the conveying belt and the elastic shrinkage of a printing material, the printing position is deviated, even the printing plate runs and the like, and the printing cost is increased to a certain extent. Therefore, the printing material needs to be monitored in the printing process so as to avoid or reduce the occurrence of errors and improve the printing precision.

However, when the existing printing machine has offset or error in printing, manual deviation correction is usually adopted, that is, a printer periodically checks a printed matter, and if the offset exists, the deviation generated by a printing stock or a conveyor belt is manually adjusted and corrected according to experience.

Disclosure of Invention

The utility model provides an degree of automation is high, convenient operation and the superior supplementary tension deviation correcting device of digital printing of comprehensive properties to solve the above-mentioned technical problem that current adoption manual work rectified deviation caused.

In order to solve the technical problem, the utility model provides a following technical scheme: a digital printing auxiliary tension deviation correcting device comprises a connecting plate; this supplementary tension deviation correcting device of digital printing still includes:

the moving guide part is arranged on the connecting plate and used for providing guide for circumferential movement;

the first power source is arranged on the connecting and connecting plate and used for providing a power source;

and the tension deviation rectifying component is movably arranged on the connecting plate, and the first power source can drive the tension deviation rectifying component to swing and adjust back and forth along the movable guide component.

Preferably, the moving guide part comprises a guide seat, a guide pulley and a sliding groove; two guide pulleys are arranged and are screwed on the guide seat through threads; one guide pulley is inserted on the tension deviation rectifying component, and the other guide pulley is in line contact with the sliding chute.

In particular, the guide pulley comprises a fixing screw and a bearing; the fixed screw and the bearing are coaxially arranged.

Preferably, the digital printing auxiliary tension deviation correcting device further comprises a sensor; the sensors are symmetrically arranged on two sides of the tension deviation rectifying component and used for sensing whether two sides of the tension deviation rectifying component are subjected to the same pulling force or not.

Particularly, the first power source is an air cylinder which is fixed on the connecting and connecting plate through a mounting plate, and position sensors are arranged at the initial position and the extending position of the air cylinder.

Preferably, the tension deviation rectifying component comprises a tension deviation rectifying bottom plate; and guide rollers are symmetrically arranged on the tension deviation rectifying bottom plate.

Particularly, arc-shaped sliding grooves are symmetrically arranged on the tension deviation rectifying bottom plate.

Preferably, the connecting plate is provided with a through hole.

Compared with the prior art, the utility model has the advantages of it is following:

1) through setting up the sensor at the deflector roll, both ends detect simultaneously, and the accurate control product is on equipment path, and when the skew appears in the product, the sensor response back triggers first power supply and drives the action of tension part of rectifying, realizes the accurate deviation.

2) The first power source acts to push the tension deviation correcting bottom plate to move left and right, the arc-shaped sliding groove is driven to move along the guide pulley, the sliding groove is driven to move along the guide pulley at the same time, the guide roller is driven to move left and right, the deviation of the material attached to the surface of the guide roller is corrected, and rapid automatic deviation correction is realized; the structure sets up ingeniously, and the operation is convenient fast, is favorable to using widely.

Drawings

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

fig. 2 is a schematic structural view of the movable guiding component of the present invention.

Description of the labeling: a connecting plate 1; a movement guide member 2; a first power source 3; a tension deviation rectifying component 4; a sensor 5; a guide base 21; a guide pulley 22; a chute 23; a fixing screw 221; a bearing 222; a tension deviation rectifying base plate 41; the guide rollers 42; an arc-shaped chute 411.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 2: a digital printing auxiliary tension deviation correcting device comprises a connecting plate 1; this supplementary tension deviation correcting device of digital printing still includes: the moving guide part 2 is arranged on the connecting plate 1 and used for providing guide for circumferential movement; the first power source 3 is arranged on the connecting plate 1 and used for providing a power source; the first power source 3 is an air cylinder which is fixed on the connecting and connecting plate 1 through a mounting plate 31, the output end of the first power source 3 is connected with a tension deviation rectifying bottom plate 41, and position sensors are arranged at the initial position and the extending position corresponding to the air cylinder; the first power source 3 can set the action frequency according to the requirement to realize rapid deviation correction. And the tension deviation rectifying component 4 is movably arranged on the connecting plate 1, and the first power source 3 can drive the tension deviation rectifying component 4 to swing back and forth along the movable guide component 2 for adjustment.

The utility model also comprises a controller to realize automatic control, and the control circuit of the controller can be realized by simple programming of technicians in the field, belonging to the common knowledge in the field, so the controller is not described in detail; the sensor 5 belongs to prior art products and is therefore not described in detail; the first power source 3 and the sensor 5 are both connected to the controller.

The moving guide part 2 comprises a guide seat 21, a guide pulley 22 and a sliding groove 23; the guide seat 21 is fixedly connected with the connecting plate 1, and two guide pulleys 22 are arranged and are screwed on the guide seat 21 through threads; the chute 23 is connected with the tension deviation rectifying bottom plate 41; one guide pulley 22 is inserted on the tension deviation rectifying component 4, and the other guide pulley is in line contact with the sliding groove 23; the tension deviation rectifying component 4 comprises a tension deviation rectifying bottom plate 41; guide rollers 42 are symmetrically arranged on the tension deviation rectifying bottom plate 41; the tension deviation rectifying bottom plate 41 is symmetrically provided with arc-shaped sliding chutes 411; the guide pulley 22 comprises a fixed screw 221 and a bearing 222; the fixed screw 221 and the bearing 222 are coaxially arranged; specifically, one guide pulley 22 is inserted into the arc-shaped sliding groove 411, and the other guide pulley 22 can move along the sliding groove 23; when the deviation rectifying operation is carried out: first power supply 3 moves, drives cylinder piston rod and releases, and then promotes that tension rectifies and moves about bottom plate 41, drives arc spout 411 and removes along leading pulley 22, drives spout 23 simultaneously and removes along leading pulley 22, and then realizes driving deflector roll 42 and removes, accomplishes and rectifies to attached material on deflector roll 42 surface.

The digital printing auxiliary tension deviation correcting device also comprises a sensor 5; the sensors 5 are symmetrically arranged on two sides of the tension deviation rectifying component 4 and used for sensing whether two sides of the tension deviation rectifying component 4 are subjected to the same pulling force or not, when the sensors 5 sense that the pulling force on two sides of the guide roller 42 changes, the situation that the material deviates is sent out, and the first power source 3 is triggered to act to conduct deviation rectifying operation.

The connecting and connecting plate 1 is provided with a through hole for providing a placing space for the first power source 3.

The utility model discloses an application principle: the sensor 5 monitors the stress condition of the guide roller 42 in real time, and when the sensor 5 senses the stress change, the first power source 3 is triggered to act to drive the tension deviation rectifying component 4 to act to rectify the deviation of the guide roller 42; first power supply 3 moves, drives cylinder piston rod and releases, and then promotes that tension rectifies and moves about bottom plate 41, drives arc spout 411 and removes along leading pulley 22, drives spout 23 simultaneously and removes along leading pulley 22, realizes driving about deflector roll 42, accomplishes and rectifies the material attached on deflector roll 42 surface, realizes rectifying fast automatic deviation.

It should be finally noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, it should be understood by those skilled in the art that after reading the present specification, the technical personnel can still modify or equivalently replace the specific embodiments of the present invention, but these modifications or changes do not depart from the scope of the claims of the present application.

Claims (8)

1. A digital printing auxiliary tension deviation correcting device comprises a connecting plate (1); its characterized in that, this supplementary tension deviation correcting device of digital printing still includes:

the moving guide component (2) is arranged on the connecting plate (1) and used for providing guide for circumferential movement;

the first power source (3) is arranged on the connecting plate (1) and used for providing a power source;

and the tension deviation rectifying component (4) is movably arranged on the connecting plate (1), and the first power source (3) can drive the tension deviation rectifying component (4) to swing back and forth along the moving guide component (2) for adjustment.

2. The digital printing auxiliary tension correcting device according to claim 1, wherein the moving guide member (2) comprises a guide base (21), a guide pulley (22) and a chute (23); two guide pulleys (22) are arranged and are screwed on the guide seat (21) through threads; one guide pulley (22) is inserted on the tension deviation rectifying component (4), and the other guide pulley is in line contact with the sliding groove (23).

3. The digital printing auxiliary tension correcting device according to claim 2, wherein the guide pulley (22) comprises a fixing screw (221) and a bearing (222); the fixed screw rod (221) and the bearing (222) are coaxially arranged.

4. The digital printing auxiliary tension correcting device according to claim 1, wherein the digital printing auxiliary tension correcting device further comprises a sensor (5); the sensors (5) are symmetrically arranged on two sides of the tension deviation rectifying component (4) and used for sensing whether two sides of the tension deviation rectifying component (4) are subjected to the same pulling force or not.

5. The digital printing auxiliary tension correcting device according to claim 4, wherein the first power source (3) is an air cylinder fixed on the connecting plate (1) by a mounting plate (31), and position sensors are provided corresponding to an initial position and an extended position of the air cylinder.

6. The digital printing auxiliary tension correcting device according to claim 1, wherein the tension correcting member (4) includes a tension correcting base plate (41); and guide rollers (42) are symmetrically arranged on the tension deviation rectifying bottom plate (41).

7. The tension deviation rectifying device for digital printing assistance according to claim 6, wherein the tension deviation rectifying base plate (41) is symmetrically provided with arc-shaped sliding grooves.

8. The digital printing auxiliary tension correcting device according to claim 1, wherein the connecting plate (1) is provided with a through hole.

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