CN209794903U

CN209794903U - Printing equipment

Info

Publication number: CN209794903U
Application number: CN201920378681.3U
Authority: CN
Inventors: 张钢; 李学雷
Original assignee: Shandong Hai Bang Da Electromechanical Technology Co Ltd
Current assignee: Shandong Hai Bang Da Electromechanical Technology Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2019-12-17
Anticipated expiration: 2029-03-22

Abstract

The printing equipment comprises a second platform and a first platform which can move relative to the second platform, wherein the first platform is provided with at least two printing mechanisms, the second platform is provided with a workbench which is correspondingly arranged with the printing mechanisms respectively, the printing equipment also comprises a discharging roller arranged on the second platform, the discharging roller is arranged in the middle of the lower part of the workbench, so that printing substrates led out from the discharging roller can be respectively led into the workbench below the two printing mechanisms in the middle of the workbench, and the workbench below the two printing mechanisms is turned over in the direction by means of a turning roller arranged on the second platform. According to the printing method and the printing device, the plurality of printing mechanisms are arranged on the first platform, so that the distance between the printing mechanisms is a physical fixed distance, and therefore deviation caused by computer control or calibration cannot occur in the direction dimension of the advancing direction of the printing substrate, and the printing precision is not influenced.

Description

Printing equipment

Technical Field

The present application relates to a printing apparatus.

Background

printing equipment is a generic term for machines, equipment used to produce printed matter. The development direction of modern printing equipment is high speed, high efficiency and high quality development, and large-scale, multi-color, multi-functional, automatic, linkage and serialization are realized.

CN104924755A discloses a synchronous single-double-sided digital inkjet printer and a cloth winding method thereof, wherein the inkjet printer comprises a rack, a cloth releasing roller, a cloth collecting roller, two groups of inkjet trolleys and a driving roller, wherein the two groups of inkjet trolleys respectively reciprocate on two groups of track beams arranged on the rack, the two groups of inkjet trolleys are respectively provided with a printing mechanism, and inkjet platforms arranged on the rack are arranged below the two groups of inkjet trolleys; and driving rollers are arranged below the two spray painting trolleys, and the two driving rollers are driven by two independent driving devices arranged on the rack to rotate reversely. According to the invention, one driving roller is arranged below each spray painting platform, and the two driving rollers are driven by independent driving devices to synchronously and reversely rotate respectively, so that the stepping precision of double-sided spray painting is ensured; the invention can realize synchronous double-sided accurate spray painting, and can simultaneously carry out single-sided spray painting on two canvases on one machine, thereby realizing multiple purposes of one machine. The application can solve the selection between speed or double-sided printing, but basically two sets of single-sided printing equipment are adopted for splicing and setting, so that the synchronism of the single-sided printing equipment is very dependent on the control of a control system and the experience of an operator, the stability is general in the using process, and particularly for the printing of soft materials, the accuracy and the printing quality are difficult to ensure.

CN206049040U discloses a two-sided printer, including printing the dolly, be equipped with the motor of form advancing on printing the dolly, and print the dolly and install the top at printing the organism, the inside top of printing the organism is equipped with two-sided printer head, two-sided printer head one side is connected with reverse side paper feed rubber roll, and two-sided printer head's opposite side is connected with the paper feed roller, reverse side paper feed rubber roll installs the top at the compression roller stake body, reverse side paper feed rubber roll is connected with lamp box cloth, mantle, and lamp box cloth, mantle are installed on the band feed wheel, the paper feed roller is connected with positive paper feed rubber roll, and just positive paper feed rubber roll installs the top at the compression roller. The utility model discloses realize full-automatic surrounding and form advancing can automatic two-sided printing, saved the procedure that the manpower made a round trip to carry, the machine is automatic to be encircleed and is printed high efficiency with two-sided printing, has the printing quality height, and the writing does not fade, can preserve for a long time, and the consumption that generates the latent image is little, noiselessness, simple reliable advantage. This application is essentially a single-sided printer but makes it possible to achieve double-sided printing in an automatic wrap-around manner, which is suitable for paper, but which is not effective for long lengths of printed substrate.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the application provides a printing apparatus, includes a printing apparatus on the one hand, including the second platform and can take place relative motion's first platform with the second platform, be equipped with quantity on the first platform and be no less than two printing mechanism, be equipped with on the second platform with printing mechanism corresponds the workstation that sets up respectively, still includes an emptying roller of establishing on the second platform, the emptying roller is established so that the printing substrate of drawing forth from the emptying roller can be introduced respectively on the workstation of two printing mechanism below at the workstation middle part of workstation to carry out the direction upset with the help of establishing the steering roll on the second platform on the workstation of two printing mechanism below. The printing mechanism referred to herein may be a physically separable unit, and may be two printing apparatuses or one large printing apparatus, but when in use, the printing mechanism may be used separately in a physical space to form different printing mechanisms; the printing mechanism itself may have one printing head or a plurality of printing heads as long as the printing function can be achieved. The first platform can be in the form of a spray carriage or a slide block or a gantry and the like, and is connected with the second platform through a transmission form of a gear rack, a lead screw slide block and the like, and also can be in a piston driving mode and the like. The material receiving roller can be arranged outside the device or on the device, and can be a driving roller or a driven roller; through setting up the blowing roller in the below of workstation for when carrying out two-sided printing, can realize two-sided printing under a motion platform, under the effect of first platform promptly, the synchronism of two printing mechanism of assurance that like this can be perfect, thereby the printing effect when improving the positive and negative printing, compare in the method of ordinary two printing mechanism overall arrangement to different platforms (common printing dolly etc.), has reduced a synchronous worry factor, has improved the effect of printing.

Preferably, the workbench comprises a printing platform arranged on the second platform, the printing platform and the printing mechanism are arranged correspondingly, and printing rollers are respectively arranged on two sides of the printing platform. In structural layout, the workbench can adopt two modes, one mode is that a plurality of printing platforms which are arranged in a split mode form the workbench, or the workbench is a printing platform, and strip-shaped through holes for printing substrates to pass through are formed in the printing platform; when the printing platforms are arranged in a split manner, printing rollers are arranged on two sides of each printing platform; on the printing platform that wholly sets up, can also realize printing the upset of substrate through the mode of roller at printing platform's bar through-hole both sides, and set up the printing roller in whole printing platform's both sides and realize printing the leading-in of substrate and export.

Preferably, the printing roller and the steering roller are all driving rollers. When the flexible cloth is printed, the linear velocity between each roller is required to be consistent, so that the phenomenon of cloth accumulation is avoided, and the condition is set as an essential condition which is initiatively consistent; in some cases, the drive roller may also be adjusted automatically to meet the printing requirement when asynchronous printing is required.

Preferably, the printing device further comprises a dryer, and the dryer is arranged at the printing substrate discharging end opposite to the workbench. The dryer is used for drying the printing ink discharged from the printing mechanism in time.

Preferably, the number of the printing mechanisms and the number of the working platforms are two, and the printing mechanisms are matched with the printing platform. The general arrangement in the case of duplex printing can improve the overall controllability.

Preferably, the two printing platforms are located on a first plane, the printing mechanism is slidably disposed on the first platform, and a sliding direction of the printing mechanism is substantially parallel to the first plane.

Preferably, at least one printing mechanism is movably connected with a first platform through a printing sliding block, a lead screw is arranged on the first platform, the printing sliding block is movably arranged on the lead screw, and the lead screw is connected with a lifting motor or a handle. Facilitating the passage of the printing substrate when the printing mechanism is lifted to initially dispose the printing substrate.

In another aspect, the double-sided printing method comprises the processes of discharging, printing and receiving materials, and further comprises the following steps:

Providing a printing substrate, said printing substrate being for printing;

And providing a printing device, winding the printing substrate on a feeding roller, passing through one of the two working tables after passing through the feeding roller, turning over the printing substrate by a turning roller, passing through the other working table after turning over the printing substrate.

Preferably, the printing substrate is a flexible material, and the steering roller and the printing roller are both driving rollers and are set to be at the same linear speed.

Preferably, the discharging roller is a driven roller or the discharging roller is a driving roller, but a tension force exists between the discharging roller and a printing roller which is adjacent to the discharging roller along the direction of printing the substrate.

On the other hand, the single-sided double printing method comprises the following processes of discharging, printing and receiving, and further comprises the following steps:

providing a printing substrate, said printing substrate being for printing;

Providing a printing apparatus, winding the printing substrate on a feeding roller, passing through one of the two stations from one side, and then passing directly through the other station. Because single-sided and double-sided printing is different in using method, the structure of the equipment cannot be affected, and the limitation of the using method cannot affect the structure of the equipment. When this device is used for printing the single face, its realization basis is that the printing substrate needs printing mechanism to carry out reciprocating motion many times just can accomplish the principle of printing, for example, if a pattern needs reciprocating motion 10 times just can accomplish the printing, then when printing, can reach whole 10 effect of time by a printing mechanism reciprocating motion 5 times, because the speed of printing part accelerates, its holistic speed also can double go on.

This application can bring following beneficial effect:

1. The plurality of printing mechanisms are arranged on the first platform, so that the distance between the printing mechanisms is a physical fixed distance, and therefore, deviation caused by computer control or calibration cannot occur in the dimension of the direction of the travel of the printing substrate, and the printing precision is not influenced;

2. the discharging roller is arranged in the printing machine, so that the turning can be completed by means of fewer turning rollers and arrangement spaces, the length of the printing substrate wound in the printing machine can be reduced, the waste is reduced, and the printing consistency can be improved due to the fact that the deformation basic distance is shortened;

3. the printing platforms are arranged on the same plane, so that the environment between the two working tables can be kept uniform, and the phenomenon of poor contact ratio is avoided;

4. The driving rollers are all arranged to facilitate printing of the flexible material, and the flexible material has to be ensured to have consistent tension on the two platforms when being subjected to double-sided printing or single-sided double-speed printing, otherwise, printed images are not coincident or the coincidence degree cannot meet the set requirement;

5. Through different winding modes, single-double-sided or double-single-sided printing can be realized under the condition that printing needs to be repeated for multiple times.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic illustration of one configuration of the present application in use;

FIG. 2 is another schematic structural view of the present application in use;

Fig. 3 is a third schematic view of the present application in use.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

in addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

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 application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1, a printing apparatus includes a main frame serving as a second platform 1 and a printing cart serving as a first platform 2 and capable of moving relative to the second platform 1, two printing mechanisms 3 are disposed on the first platform 2, a workbench 4 corresponding to the printing mechanisms 3 is disposed on the second platform 1, and a discharging roller 5 is disposed on the second platform 1, and the discharging roller 5 is disposed in the middle below the workbench 4. When the material receiving device is used, the discharging roller 5 is moved out, the printing substrate 7 is wound on the discharging roller 5, the discharging roller 5 is pushed to return, the printing substrate 7 penetrates through the middle of the two printing mechanisms 3 to enter the workbench 4 corresponding to the printing mechanism 3 on one side, then the printing substrate leaves from the other side, returns between the two printing mechanisms 3 through the steering roller 6 and the like, enters the other workbench 4, and then the material receiving roller 13 is used for completing material receiving.

It is understood that the printing mechanism 3 may be provided in plural, such as 3, 4, etc., as long as there is a printing platform below it to complete the printing job.

In a second embodiment, as shown in fig. 1-2, on the basis of the first embodiment, the connection point of the first platform 2, i.e. the print carriage, and the second platform 1 may be arranged at the side of the second platform 1 (as shown in fig. 1) or at the middle of the second platform 1 (as shown in fig. 2).

it will be appreciated that the table 4 comprises a printing platform provided on the second platform 1, the printing platform being provided corresponding to the printing mechanism, and printing rollers 42 being provided on both sides of the printing platform 41.

It will be appreciated that other configurations may be used in addition to this, provided that it is ensured that both printing mechanisms are simultaneously attached to the first platform 2.

It will be appreciated that in the case of printing flexible material or other situations where inconsistent stresses need to be placed on different printing platforms 41, all of the print rollers 42 and the turn roller 6 need to be provided as drive rollers. When the flexible cloth is printed, the linear velocity among all the rollers must be ensured to be consistent, so that the phenomenon of cloth accumulation cannot occur, and the driving roller is an essential condition of the consistency; of course, in some cases, when printing under asynchronous or non-identical stress under specific conditions is required, the driving roller can be also realized through automatic control.

It will be appreciated that a dryer 8 may be provided at the discharge end of the print substrate 7 to enable the ink from the printing mechanism 3 to be dried in a timely manner.

It will be appreciated that the two printing platforms 41 are in the same plane, i.e. the first plane, during operation, so as to improve the sliding direction of the printing mechanism 3 in the first plane, irrespective of the sliding arrangement of the printing mechanism 3 on the first platform 2.

In a third embodiment, as shown in fig. 2, based on the first embodiment, the printing mechanism 3 may be movably disposed on the first platform 2, the printing mechanism 3 is movably connected to the first platform 2 through a printing slider 9, a lead screw 10 is disposed on the first platform 2, the printing slider 9 is movably disposed on the lead screw 10, and the lead screw 10 is connected to a lifting motor 11 or a handle 12. So that it can move closer and further away relative to the printing platform 41, which can facilitate the initial placement of the print substrate 7 and in certain circumstances can act to adjust the distance of the printing mechanism 3 from the printing platform 41 for optimal printing.

as shown in fig. 2, the left side is electrically controlled by a motor, when the distance between the printing mechanism 3 and the printing platform 41 needs to be adjusted, the lifting motor 11 is started, the lifting motor 11 drives the lead screw 10 to rotate, the lead screw 10 drives the printing slider 9 to move, and the printing slider 9 drives the printing mechanism 3 to move, so that the final adjustment is completed. The right side is the mode that adopts handle 12 to adjust, and when the distance between printing mechanism 3 and the print platform 41 need to be adjusted, twist grip 12, handle 12 drive lead screw 10 and rotate, and lead screw 10 drives and prints slider 9 motion, prints slider 9 and drives and print mechanism 3 motion and accomplish final regulation promptly.

In the fourth embodiment, as shown in fig. 1 to 2, the printing substrate 7 is wound around the supply roll 5, passes through one of the tables 4 after passing between the two tables 4, is turned upside down by the turning roll 6, passes through the other table 4 after passing between the two tables 4, and of course, is dried by the dryer 8 at the discharge end.

It can be understood that, when the printing substrate 7 is made of a flexible material, the turning roller 6 and the printing roller 42 are all driving rollers and are set to have the same linear velocity to ensure the tension between the two printing platforms 41 and between the different rollers to be the same, so as to improve the printing precision and avoid the patterns on both sides from being misplaced due to stretching during the double-sided printing.

It can be understood that the discharging roller 5 is a driven roller or the discharging roller 5 is a driving roller, but a tension force exists between the discharging roller 5 and the printing roller 42 which is adjacent to the discharging roller in the direction of the printing substrate 7, and the generation of the tension force is arranged at the feeding end, so that the stability of the tension force of the printing substrate 7 in the whole system can be ensured, and the printing effect can be ensured.

In a fifth embodiment, as shown in fig. 3, a single-sided double printing method is performed by winding a printing substrate 7 around a supply roll 5, passing through one of two stations 4, passing through the other station 4, and then passing through the other station 4.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. a printing apparatus, characterized by: the automatic printing device comprises a second platform and a first platform which can move relative to the second platform, wherein the first platform is provided with at least two printing mechanisms, the second platform is provided with a workbench which is respectively corresponding to the printing mechanisms, the automatic printing device also comprises a discharging roller arranged on the second platform, the discharging roller is arranged in the middle of the lower part of the workbench, so that printing substrates led out from the discharging roller can be respectively led into the workbench below the two printing mechanisms in the middle of the workbench, and the workbench below the two printing mechanisms is turned in the direction by means of a turning roller arranged on the second platform.

2. a printing apparatus according to claim 1, wherein: the workbench comprises a printing platform arranged on the second platform, the printing platform and the printing mechanism are correspondingly arranged, and printing rollers are respectively arranged on two sides of the printing platform.

3. a printing apparatus according to claim 2, wherein: the printing roller and the steering roller are all driving rollers.

4. A printing apparatus according to claim 1, wherein: the printing substrate drying device further comprises a dryer, and the dryer is arranged at the printing substrate discharging end opposite to the workbench.

5. A printing apparatus according to claim 2, wherein: the quantity of printing mechanism and workstation is two, printing mechanism sets up with print platform cooperation.

6. A printing apparatus according to claim 5, wherein: the two printing platforms are positioned on a first plane, the printing mechanism is arranged on the first platform in a sliding mode, and the sliding direction of the printing mechanism is basically parallel to the first plane; at least one printing mechanism is movably connected with a first platform through a printing sliding block, a lead screw is arranged on the first platform, the printing sliding block is movably arranged on the lead screw, and the lead screw is connected with a lifting motor or a handle.