CN216993628U

CN216993628U - Ink-jet printer

Info

Publication number: CN216993628U
Application number: CN202220538819.3U
Authority: CN
Inventors: 冯文明
Original assignee: Guangzhou Juli Digital Technology Co ltd
Current assignee: Guangzhou Juli Digital Technology Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-19
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses an ink jet printer, comprising: the main machine body is internally fixed with an air suction platform, a plurality of air suction holes are uniformly distributed on the air suction platform, a main rotating shaft driven by a first motor is arranged behind the air suction platform in the main machine body, a cross beam is fixed above the main rotating shaft in the main machine body, the cross beam is transversely and slidably connected with a sliding seat driven by a second motor, an ink gun and a spray head trolley are respectively fixed on the sliding seat, the ink gun is connected with the spray head trolley, the ink gun is positioned right above the air suction platform, and more than one elastic paper pressing device is distributed below the cross beam; this ink jet printer can prevent effectively that the phenomenon of offset from appearing when deviation or printing appear in the paper feeds, guarantees that the ink jet prints accurately, improves the printing quality.

Description

Ink-jet printer

Technical Field

The utility model relates to the technical field of printers, in particular to an ink-jet printer.

Background

An ink jet printer is a printer that ejects colored liquid ink through nozzles into fine particles onto a sheet of paper, and as the printer head sweeps across the sheet of paper rapidly, the numerous nozzles eject numerous droplets of ink that make up the pixels in the image. The ink-jet printer adopts two main technologies, namely a continuous ink-jet technology and a random ink-jet technology. The prior ink-jet printers and the current large-format ink-jet printers adopt a continuous ink-jet technology, wherein the current large-format ink-jet printer extends large paper or a long paper roll into the ink-jet printer from one end, and the ink-jet printer gradually pulls the paper or the paper roll to move inwards to perform ink-jet printing and extends out from the other end of the ink-jet printer; because paper or scroll appear feeding deviation easily in the motion process or appear the skew of paper position when inkjet printing, lead to inkjet printing inaccurate, influence inkjet printing quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an ink-jet printer, which can effectively prevent paper from deviating in feeding or position deviation in printing, ensure ink-jet printing accuracy and improve printing quality.

In order to achieve the purpose, the utility model adopts the following technical scheme:

there is provided an ink jet printer including: the main frame body, the internal platform that induced drafts that is fixed with of main frame, evenly distributed has a plurality of holes of induced drafting on the platform that induced drafts, the internal position of main frame the rear of the platform that induced drafts is provided with the main pivot by first motor drive, the internal position of main frame the top of main pivot is fixed with the crossbeam, crossbeam lateral sliding connection has the sliding seat by second motor drive, the sliding seat is fixed with ink gun and shower nozzle dolly respectively, the ink gun connect in the shower nozzle dolly, the ink gun is located induced draft the platform directly over, the crossbeam below distributes and has more than one elasticity to press the paper device.

As a preferable mode of the ink jet printer, the elastic paper pressing device includes a bracket, a paper pressing wheel and a spring; one end of the support is rotatably connected below the cross beam, the paper pressing wheel is rotatably connected at the other end of the support, two sides of the support are connected below the cross beam through the springs, and the springs enable the paper pressing wheel to be always abutted against the upper portion of the main rotating shaft.

In a preferred embodiment of the inkjet printer, an anti-slip layer is disposed on an outer periphery of the platen, and an anti-slip layer is disposed on an outer periphery of a portion of the main shaft abutting against the platen.

As a preferable scheme of the inkjet printer, paper pressing sliding grooves extending along the length direction of the air suction platform are respectively arranged on the upper surface of the air suction platform and in the front and back of the air suction platform, and paper pressing strips opposite to the paper pressing sliding grooves are arranged below the inkjet head.

As an ink jet printer's a preferred scheme, the host computer position in the place ahead of the platform that induced drafts is provided with the front platform, the upper surface of front platform is inclined plane or arc surface, the host computer position in the rear of main rotating shaft is provided with the back platform, the upper surface of back platform is inclined plane or arc surface.

As a preferable aspect of the ink jet printer, a heating device for heating an upper surface of the front stage is provided in the front stage.

As a preferable scheme of the inkjet printer, a guide rail extending along the length direction of the cross beam is arranged on the cross beam, the sliding seat is connected with the guide rail in a sliding manner, and the second motor drives the sliding seat to slide in a belt transmission manner.

As a preferred scheme of the ink-jet printer, openings are respectively arranged above and in front of the main body, the openings of the main body and the openings of the main body are communicated together to form an L-shaped opening, the upper end of the L-shaped opening is rotatably connected with an L-shaped movable door, and the L-shaped movable door is matched with the L-shaped opening.

As a preferable mode of the ink jet printer, an L-shaped armrest is provided on an outer side of the L-shaped movable door.

As a preferable mode of the inkjet printer, an emergency stop button and a key panel are respectively arranged above the main body.

The utility model has the beneficial effects that: the ink-jet printer provided by the utility model drives the paper to feed through the main rotating shaft, and the elastic paper pressing device is arranged above the main rotating shaft, so that the paper and the main rotating shaft can be effectively prevented from slipping, the feeding is accurate, the ink-jet printing accuracy is ensured, and the printing quality is improved; and the evenly distributed hole of induced drafting above the platform that induced drafts can inhale tightly fixedly to the paper when the ink jet is printed, avoids the skew of paper position to appear, further guarantees that the ink jet prints accurately, has improved printing quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic diagram of an internal structure of an inkjet printer according to an embodiment of the present invention.

Fig. 2 is a side view of an ink jet printer according to an embodiment of the present invention.

Fig. 3 is a schematic side view of an inkjet printer according to an embodiment of the utility model.

Fig. 4 is a front view of an ink jet printer according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an elastic paper pressing device according to an embodiment of the present invention.

In the figure:

1. a main body; 2. an air suction platform; 201. pressing a paper sliding groove; 3. a main rotating shaft; 4. a cross beam; 5. a sliding seat; 6. an ink jet head; 7. a spray head trolley; 8. a support; 9. a paper pressing wheel; 10. a rear platform; 11. a front platform; 12. a heating device; 13. an L-shaped movable door; 1301. a handrail; 14. an emergency stop button; 15. a key panel.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention provides an inkjet printer including: the host computer body 1, host computer body 1 internal fixation has induced draft platform 2, evenly distributed has a plurality of holes of induced drafting on the platform 2 that induced drafts, the host computer body 1 internal position is provided with the main pivot 3 by first motor drive at the rear of platform 2 that induced drafts, the host computer body 1 internal position is fixed with crossbeam 4 in the top of main pivot 3, 4 horizontal sliding connection of crossbeam has by second motor drive's sliding seat 5, sliding seat 5 is fixed with ink gun 6 and shower nozzle dolly 7 respectively, ink gun 6 is connected in shower nozzle dolly 7, ink gun 6 is located induced draft platform 2 directly over, crossbeam 4 below distributes and has more than one elasticity to press the paper device.

In the technical scheme, the main rotating shaft 3 is used for driving paper or paper rolls to feed, and the air suction platform 2 is used for fixing the part to be printed of the paper or the paper rolls. When the paper or the paper roll is subjected to ink-jet printing, one end of the paper or the paper roll passes through the space between the main rotating shaft 3 and the elastic paper pressing device, under the clamping action of the main rotating shaft 3 and the elastic paper pressing device, the main rotating shaft 3 drives the paper or the paper roll to be gradually fed to the air suction platform 2, after one end of the paper or the paper roll reaches the air suction platform 2, the main rotating shaft 3 stops rotating, paper or scroll stop feeding promptly, the platform 2 that induced drafts is breathed in and will be induced drafted the paper on the platform 2 and fix, lateral shifting is simultaneously carried out the inkjet and is printed the paper about the second motor drive sliding seat, until the inkjet 6 is printed the completion to the same horizontal region of paper, the platform 2 that induced drafts stops induced drafts, main pivot 3 continues to rotate and drives paper or scroll and feed, the paper that will not print the part impels to the platform 2 that induced drafts and goes up to carry out the inkjet and print, repeat the above-mentioned action, it prints the completion until paper or scroll complete inkjet. The ink-jet printer drives paper to feed through the main rotating shaft 3, and the elastic paper pressing device is arranged above the main rotating shaft 3, so that the paper and the main rotating shaft 3 can be effectively prevented from slipping, the feeding is accurate, the ink-jet printing is accurate, and the printing quality is improved; and 2 top evenly distributed of platform that induced drafts has the hole of induced drafting, when the inkjet is printed, can inhale tightly fixedly to the paper, avoids the skew of paper position to appear, further guarantees that the inkjet prints accurately, has improved the printing quality.

In some embodiments, referring to fig. 5, the elastic platen device comprises a bracket 8, a platen wheel 9 and a spring; one end of the bracket 8 is rotatably connected below the cross beam 4, the paper pressing wheel 9 is rotatably connected at the other end of the bracket 8, two sides of the bracket 8 are connected below the cross beam 4 through springs, and the springs enable the paper pressing wheel 9 to be always abutted against the upper part of the main rotating shaft 3. Specifically, bosses are respectively arranged on two sides of the bracket 8 and used for connecting one end of a spring. The elasticity of this structural scheme design presses paper device simple structure, presses paper wheel 9 under the effect of spring, hugs closely the scroll in main pivot 3, guarantees that the paper can move with main pivot 3 in step, avoids appearing skidding, guarantees to feed accurately.

Further, the outer periphery of the paper pressing wheel 9 is provided with an anti-slip layer, and the outer periphery of the part of the main rotating shaft 3, which is in contact with the paper pressing wheel 9, is provided with an anti-slip layer. The structural design of skid resistant course makes to press paper wheel 9 to paste closely in main rotating shaft 3 more effectively, guarantees to press paper wheel 9 and can compress tightly the paper in main rotating shaft 3, and the skid resistant course can improve the frictional force with the paper simultaneously, prevents that the paper from appearing skidding in feeding, further guarantees that the paper feeds the accuracy. Specifically, the skid resistant layer is anti-skidding material, if: rubber material, etc.

In some embodiments, the upper surface of the air suction platform 2 and the front and back adjacent to the air suction platform 2 are respectively provided with a paper pressing sliding groove 201 extending along the length direction of the air suction platform 2, and a paper pressing strip facing the paper pressing sliding groove 201 is arranged below the inkjet head 6. The structural scheme is designed to further fix the paper in the ink-jet printing through the matching structure of the paper pressing sliding groove 201 and the paper pressing strip, so that the paper is prevented from loosening and being cheap in the ink-jet printing process, and the position accuracy of the ink-jet printing is ensured; in the inkjet printing, when the inkjet head 6 slides in the lateral direction to perform the inkjet printing, the platen of the inkjet head 6 slides on the platen slide groove 201 to fix the paper. Specifically, the lower end of the paper pressing strip can adopt a roller structure, which can ensure that the paper pressing strip can smoothly slide on the paper pressing sliding groove 201 and can play a role in compressing and fixing.

In some embodiments, a front platform 11 is disposed in front of the air suction platform 2 on the main body 1, an upper surface of the front platform 11 is an inclined surface or an arc surface, a rear platform 10 is disposed behind the main shaft 3 on the main body 1, and an upper surface of the rear platform 10 is an inclined surface or an arc surface. The front platform 11 and the rear platform 10 designed by the structural scheme can ensure that paper or paper rolls can be smoothly guided in and out of the main body 1, and can avoid the phenomenon of scratching the paper.

Further, a heating device 12 for heating the upper surface of the front stage 11 is provided in the front stage 11. This structural scheme design makes the front platform can carry out the drying to the paper after the inkjet printing, and preceding article platform 11 contacts through upper surface and paper, realizes the function of contact stoving.

In some embodiments, the cross beam is provided with a guide rail extending along the length direction of the cross beam 4, the sliding seat 5 is slidably connected with the guide rail, and the second motor drives the sliding seat 5 to slide in a belt transmission manner. The design of the structural scheme ensures that the sliding of the sliding seat 5 is smoother and more stable, and the belt transmission mode ensures that the sliding of the sliding seat 5 is smoother and more accurate, therefore, the design of the structural scheme can further ensure the accurate ink-jet printing of the ink-jet head 6,

in some embodiments, openings are respectively arranged above and in front of the main body 1, and the openings of the two are communicated together to form an L-shaped opening, an L-shaped movable door 13 is rotatably connected to the upper end of the L-shaped opening, and the L-shaped movable door 13 is matched with the L-shaped opening. The L-shaped movable door 13 and the L-shaped opening are matched with each other, so that the L-shaped movable door 13 can be opened and closed more simply and conveniently, and an operator can conveniently check and maintain the running condition in the main machine body 1.

Further, an L-shaped armrest 1301 is provided outside the L-shaped movable door 13. The structural design of the handrail 1301 not only facilitates the operator to open the L-shaped movable door 13, but also has a simple structure.

In some embodiments, an emergency stop button 14 and a key panel 15 are respectively disposed above the main body 1. The emergency stop button 14 is used for emergency stop braking of the apparatus in case of emergency, ensuring that the production safety key panel 15 is used for controlling the operation of the ink jet printer.

It should be understood that the above-described embodiments are merely preferred embodiments of the utility model and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the utility model as long as they do not depart from the spirit of the utility model. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. An ink jet printer, comprising: the main engine body (1), the main engine body (1) internal fixation has induced draft platform (2), evenly distributed has a plurality of holes of induced drafting on the platform (2) of induced drafting, be located in the main engine body (1) the rear of induced draft platform (2) is provided with main pivot (3) by first motor drive, be located in the main engine body (1) the top of main pivot (3) is fixed with crossbeam (4), crossbeam (4) horizontal sliding connection has slide bracket (5) by second motor drive, slide bracket (5) are fixed with ink gun (6) and shower nozzle dolly (7) respectively, ink gun (6) connect in shower nozzle dolly (7), ink gun (6) are located directly over induced draft platform (2), crossbeam (4) press the paper below to distribute and have more than one elasticity device.

2. Inkjet printer according to claim 1 characterized in that the elastic platen means comprises a bracket (8), a platen wheel (9) and a spring; one end of the support (8) is rotatably connected with the lower part of the cross beam (4), the paper pressing wheel (9) is rotatably connected with the other end of the support (8), two sides of the support (8) are connected with the lower part of the cross beam (4) through the springs, and the springs enable the paper pressing wheel (9) to be always abutted against the upper part of the main rotating shaft (3).

3. Inkjet printer according to claim 2, characterized in that the outer circumference of the platen wheel (9) is provided with an anti-slip layer, and the outer circumference of the part of the main shaft (3) that abuts the platen wheel (9) is provided with an anti-slip layer.

4. The inkjet printer according to claim 1, wherein the upper surface of the air suction platform (2) and the front and the back adjacent to the air suction platform (2) are respectively provided with a paper pressing sliding groove (201) extending along the length direction of the air suction platform (2), and a paper pressing strip opposite to the paper pressing sliding groove (201) is arranged below the inkjet head (6).

5. The inkjet printer according to claim 1, wherein a front platform (11) is disposed in front of the air suction platform (2) on the main body (1), an upper surface of the front platform (11) is an inclined surface or an arc surface, a rear platform (10) is disposed behind the main shaft (3) on the main body (1), and an upper surface of the rear platform (10) is an inclined surface or an arc surface.

6. Inkjet printer according to claim 5 characterized in that a heating device (12) is provided inside the front platform (11) for heating the upper surface of the front platform (11).

7. The inkjet printer according to claim 1, wherein the cross beam (4) is provided with a guide rail extending along a length direction of the cross beam (4), the sliding seat (5) is slidably connected with the guide rail, and the second motor drives the sliding seat (5) to slide through a belt transmission manner.

8. The ink jet printer according to claim 1, wherein the main body (1) is provided with openings above and in front of the main body, the openings of the main body and the openings of the main body are communicated together to form an L-shaped opening, the upper end of the L-shaped opening is rotatably connected with an L-shaped movable door (13), and the L-shaped movable door (13) is matched with the L-shaped opening.

9. Inkjet printer according to claim 8 characterized in that the outside of the L-shaped shutter (13) is provided with an L-shaped armrest (1301).

10. Inkjet printer according to claim 1, characterized in that a scram button (14) and a key panel (15) are provided above the main body (1), respectively.