CN216804827U

CN216804827U - Gravure press

Info

Publication number: CN216804827U
Application number: CN202220295972.8U
Authority: CN
Inventors: 许旭腾
Original assignee: Shantou Lihua Plastic Co ltd
Current assignee: Shantou Lihua Plastic Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-06-24
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses an intaglio printing press, comprising: frame, ink horn, ink distributing roller, version section of thick bamboo, compression roller and scraper mechanism. The ink box is arranged on the frame, and ink is contained in the ink box. The ink distributing roller is rotatably connected to the frame, and the ink distributing roller partially extends into the ink. The plate cylinder is rotatably connected to the frame and is in contact with the ink distributing roller. The press roller is rotatably connected on the frame, the press roller is contacted with the plate cylinder, and the printing substrate passes through a gap between the plate cylinder and the press roller. The scraper mechanism comprises a scraper device and a driving device, the driving device is connected with the rack, the driving device and the scraper device, and the driving device can drive the scraper device to be close to or far away from the plate cylinder. The gravure press of this application makes the scraper can be close to or keep away from a version section of thick bamboo through drive arrangement's setting, has a small amount of wearing and tearing to use but strikes off the effect when not good at the scraper, can also push up the scraper and remove to a version section of thick bamboo, continues to use the certain time, has prolonged scraper life.

Description

Gravure press

Technical Field

The utility model relates to the technical field of printing machines, in particular to an intaglio printing machine.

Background

Along with the progress of times, the application of a printer is more and more common, the gravure printing machine is obviously widely used due to the advantages of the gravure printing machine, and the gravure printing machine needs to use a scraper to hang ink on a contact plate cylinder, so that the scraper is quickly abraded. The scraper of the existing gravure printing machine is connected with a cutter frame in a fixed position, and the cutter frame is connected with a machine frame in a fixed position, so that the scraper needs to be replaced when being slightly worn, and is often replaced every day, thereby causing great waste.

In view of the above, the present invention is particularly proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an intaglio printing press, which can adjust the position of a scraper, prolong the service life of the scraper and save the cost.

The object of the present invention is to provide an intaglio printing press comprising:

a frame;

the ink box is arranged on the rack, and ink is contained in the ink box;

the ink distributing roller is rotatably connected to the rack, and the ink distributing roller partially extends into the ink;

the plate cylinder is rotatably connected to the rack and is in contact with the ink distributing roller;

the press roller is rotatably connected to the rack and is in contact with the plate cylinder, and a printing base material penetrates through a gap between the plate cylinder and the press roller;

the scraper mechanism comprises a scraper device and a driving device, the driving device is connected with the rack, the driving device is connected with the scraper device, and the driving device can drive the scraper device to be close to or far away from the plate cylinder.

Optionally, the driving device comprises a mounting seat, a guide rod and an ejector, the mounting seat is mounted on the rack, a guide hole is formed in the mounting seat, the guide shaft penetrates through the guide hole and is connected with the scraper device, the ejector is movably connected to the mounting seat, and the ejector can move back and forth along the mounting seat so as to push the scraper device to be close to or far away from the plate cylinder.

Optionally, two guide holes are respectively formed in two ends of the mounting seat in the length direction, each guide hole comprises two guide rods, and the two guide rods respectively penetrate through the beam guide holes and are connected with two ends of the scraper device.

Optionally, the driving device further includes a return spring, the return spring is disposed between the guide rod and the mounting seat, and the return spring is in a compressed state, and the return spring can drive the scraper device to move in a direction away from the plate cylinder.

Optionally, the guide rod includes a shaft portion and a limiting cap, one end of the shaft portion is connected with the limiting cap, the other end of the shaft portion penetrates through the guide hole and is connected with the scraper device, and the reset spring abuts against between the limiting cap and the mounting seat.

Optionally, the scraper device includes a knife holder and a blade connected to the knife holder, the knife holder is disposed near the mounting seat, and the blade is disposed near the plate cylinder.

Optionally, the shaft portion is threadedly connected with the holder.

Optionally, a threaded hole is formed in the middle of the mounting seat, the ejector penetrates through the threaded hole and abuts against the tool apron, and the ejector is in threaded connection with the threaded hole.

Optionally, the ejector is further connected with a handle portion, and the handle portion can drive the ejector to rotate.

Optionally, a spherical hole is formed in the tool apron, and a spherical surface is arranged at one end, close to the tool apron, of the ejector and matched with the spherical hole.

By adopting the technical scheme, the utility model has the following beneficial effects:

the gravure press of this application makes the scraper can be close to or keep away from through drive arrangement's setting a version section of thick bamboo has a small amount of wearing and tearing to use but strikes off the effect when not good at the scraper, can also push up the scraper and remove to a version section of thick bamboo, continues to use the certain time, has prolonged scraper life, reduce cost. And the newly-installed scraper can be positioned at the most suitable position by adjusting the distance between the scraper and the plate cylinder, so that the scraping effect is better.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic structural view of an intaglio printing press according to the present invention.

Fig. 2 is a schematic structural diagram of a doctor mechanism of an intaglio printing press provided by the present invention.

In the figure, a frame 1, an ink cartridge 2, an ink distributing roller 3, a plate cylinder 4, a press roller 5, a scraper mechanism 6, a driving device 61, a mounting seat 611, a guide rod 612, a shaft portion 6121, a limit cap 6122, an ejector 613, a return spring 614, a handle portion 615, a scraper device 62, a cutter holder 621, a blade 622, a gland 623 and a printing substrate 7 are arranged.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it for those skilled in the art by reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example one

Referring to fig. 1 to 2, the present application provides an intaglio printing press comprising: the printing ink box comprises a frame 1, an ink box 2, an ink distributing roller 3, a plate cylinder 4, a press roller 5 and a scraper mechanism 6. The ink box 2 is arranged on the rack 1, and ink is contained in the ink box. The even ink roller 3 is rotatably connected on the frame 1, and the even ink roller 3 partially extends into ink. The rotatable connection of version section of thick bamboo 4 is in on the frame 1, just version section of thick bamboo 4 with even ink roller 3 contact. The press roller 5 is rotatably connected to the rack 1, the press roller 5 is in contact with the plate cylinder 4, and the printing substrate 7 penetrates through the plate cylinder 4 and a gap between the press rollers 5. The scraper mechanism 6 comprises a scraper device 62 and a driving device 61, the driving device 61 is connected with the frame 1, the driving device 61 is connected with the scraper device 62, and the driving device 61 can drive the scraper device 62 to be close to or far away from the plate cylinder 4.

The gravure press of this application makes the scraper can be close to or keep away from through drive arrangement 61's setting version section of thick bamboo 4 has a small amount of wearing and tearing at the scraper, can also use but strike off the effect and can push up the scraper and remove to version section of thick bamboo 4 when not good, continues to use the certain time, has prolonged scraper life, reduce cost. And the newly installed scraper can be positioned at the most suitable position by adjusting the distance between the scraper and the plate cylinder 4, so that the scraping effect is better.

In a possible embodiment, the driving device 61 includes a mounting seat 611, a guiding rod 612 and an ejector 613, the mounting seat 611 is mounted on the frame 1, a guiding hole is formed in the mounting seat 611, the guiding shaft passes through the guiding hole and is connected with the doctor blade device 62, the ejector 613 is movably connected to the mounting seat, and the ejector 613 can reciprocate along the mounting seat 611 to push the doctor blade device 62 to approach or depart from the plate cylinder 4. The pushing piece 613 can realize the reciprocating of the scraper device 62, and the guide rod 612 ensures that the path of the scraper device 62 is stable when moving, and the position adjustment is more accurate.

In a possible embodiment, two guide holes are respectively formed along both ends of the mounting seat 611 in the length direction, and each guide hole includes two guide rods 612, and the two guide rods 612 respectively penetrate through the beam guide holes to be connected with both ends of the scraper device 62. Both ends all lead, so make scraper device 62 both ends direction balanced, and then guarantee that the direction is more stable and accurate.

In a possible embodiment, the driving device 61 further comprises a return spring 614, the return spring 614 is disposed between the guide rod 612 and the mounting seat 611, and the return spring 614 is in a compressed state, and the return spring 614 can drive the scraper device 62 to move away from the plate cylinder 4. So the ejector 613 need not to be connected with mount 611, only the butt can realize being close to and keeping away from the action of a section of thick bamboo 4, and then makes to be close to and keep away from more accurately, and the adjustment effect is better.

In a possible embodiment, the guide rod 612 includes a shaft portion 6121 and a limit cap 6122, one end of the shaft portion 6121 is connected with the limit cap 6122, the other end of the shaft portion 6121 penetrates through the guide hole to be connected with the scraper device 62, and the return spring 614 abuts against between the limit cap 6122 and the mounting seat 611. This kind of structure makes reset spring 614's setting more convenient, and the rebound effect is also better.

In a possible embodiment, the scraper device 62 comprises a knife holder 621 and a blade 622 connected to the knife holder 621, the knife holder 621 is disposed near the mounting seat 611, and the blade 622 is disposed near the plate cylinder 4. The tool holder 621 and the blade 622 are separated from each other, so that the blade 622 can be replaced after being worn.

Further, a pressing cover 623 is further disposed on the tool holder 621, and the blade 622 is clamped between the tool holder 621 and the pressing cover 623. Such replacement of the blade 622 is more convenient.

In a possible embodiment, the shaft portion 6121 is threadedly coupled to the tool holder 621. It is convenient for to make blade holder 621 drive blade 622 through rotation axis portion 6121 and carry out position fine adjustment and angle fine adjustment, make blade 622 position more accurate, strike off the effect better.

In a possible embodiment, a threaded hole is formed in a middle position of the mounting seat 611, the ejector 613 penetrates through the threaded hole to abut against the tool holder 621, and the ejector 613 is in threaded connection with the threaded hole. By screwing, rotating the ejector 613 makes the doctor blade unit 62 closer to and further away from the plate cylinder 4, making adjustment simpler.

In a possible embodiment, a handle portion 615 is further connected to the ejector 613, and the handle portion 615 can rotate the ejector 613. The handle portion 615 facilitates the operation of the rotation of the ejector 613, and the operation distance can be extended, making the rotation more delicate and accurate.

In a possible embodiment, the tool holder 621 is provided with a spherical hole, and an end of the ejector 613 near the tool holder 621 is provided with a spherical surface, and the spherical surface is matched with the spherical hole. The spherical surfaces are contacted with each other to achieve a self-balancing effect, so that the position of the scraper is adjusted more stably and accurately.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An intaglio printing press, characterized by comprising:

a frame;

the ink box is arranged on the rack, and ink is contained in the ink box;

the press roller is rotatably connected to the rack and is in contact with the plate cylinder, and a printing substrate penetrates through a gap between the plate cylinder and the press roller;

2. The intaglio printing press according to claim 1, wherein said driving mechanism comprises a mounting base, a guiding rod and an ejector member, said mounting base is mounted on said frame, said mounting base is provided with a guiding hole, said guiding rod penetrates said guiding hole and is connected with said scraper device, said ejector member is movably connected to said mounting base, said ejector member can reciprocate along said mounting base to push said scraper device to approach or leave said plate cylinder.

3. The intaglio printing press according to claim 2, wherein a guide hole is provided along each of both ends of the mounting base in the longitudinal direction, and the guide holes comprise two guide rods, and the two guide rods are respectively connected to both ends of the doctor apparatus through beam guide holes.

4. An intaglio printing press according to claim 3, wherein said driving means further comprises a return spring disposed between said guide bar and said mounting seat, said return spring being in a compressed state, said return spring being capable of driving said doctor device in a direction away from said plate cylinder.

5. The intaglio printing press according to claim 4, wherein said guide bar comprises a shaft portion and a stop cap, said shaft portion having one end connected to said stop cap and the other end connected to said doctor device through said guide hole, said return spring being abutted between said stop cap and said mounting seat.

6. An intaglio printing press according to claim 5, wherein said doctor device comprises a blade holder and a blade attached to said blade holder, said blade holder being arranged adjacent to said mounting seat and said blade being arranged adjacent to said cylinder.

7. The intaglio printing press according to claim 6, wherein said shaft portion is threadedly connected to said holder.

8. The intaglio printing press according to claim 7, wherein a threaded hole is formed in an intermediate position of the mounting seat, the ejector penetrates through the threaded hole and abuts against the tool holder, and the ejector is in threaded connection with the threaded hole.

9. The intaglio printing press according to claim 8, wherein a handle portion is further attached to said ejector, said handle portion being adapted to rotate said ejector.

10. The intaglio printing press according to claim 9, wherein said tool holder is provided with a spherical hole, and one end of said ejector, which is close to said tool holder, is provided with a spherical surface, which is fitted into said spherical hole.