CN220129740U - Gravure press with ink dyeing paper ironing function - Google Patents

Abstract

The utility model discloses a gravure press with an ink-dyed paper ironing function, which comprises a box body, wherein a guide roller, a printing mechanism, a drying ironing chamber and a cooling roller are arranged in the box body, a left convex ironing roller and a right convex ironing roller which are relatively parallel are arranged in the middle of the drying ironing chamber along the horizontal direction, a sliding block is rotationally connected with a rotating shaft of an infrared heating pipe fixed in the middle of the drying ironing chamber, sliding grooves in the horizontal direction of the front wall surface and the rear wall surface of the drying ironing chamber are connected in a sliding manner, and heating plates are symmetrically arranged on the upper side and the lower side of the sliding grooves along the horizontal direction; the printing mechanism comprises an ink tank, an inking roller, a female die plate roller and a male die plate roller, wherein the inking roller which is in butt joint with the female die plate roller is connected in the ink tank, the male die plate roller is arranged on the female die plate roller, and after the ink-dyed paper is printed, the female die plate roller is dried, ironed and shaped, so that the deformation degree is reduced, and the female die plate roller can be better used and more attractive.

Description

Gravure press with ink dyeing paper ironing function

Technical Field

The utility model relates to the technical field of gravure presses, in particular to a gravure press with an ink-dyed paper ironing function.

Background

The paper mainly comprises cellulose, the cellulose has very strong hydroscopicity and dehydration nature, and the change of temperature and humidity arouses the change of paper water content, leads to inflation and shrink, and there is certain degree of deformation after the paper printing, can increase the degree of deformation when drying.

According to Chinese patent, a unit intaglio printing press (application number: CN202020193767.1; application date: 2020-02-21): including the bottom plate, bottom plate top both sides edge is equipped with two backup pads, from last first mounting panel and the second mounting panel that has the printing ink pond in top of being equipped with down between two backup pads, and be equipped with the plate cylinder directly over the printing ink pond, convex stencil roller directly over the plate cylinder is equipped with unreeling roller and wind-up roll respectively near its left side top and bottom edge between two backup pads, lie in second guide roll and third guide roll right side compact welding between two backup pads and have the third mounting panel, lie in fourth guide roll and wind-up roll left side compact welding between two backup pads and have the fourth mounting panel, third mounting panel and fourth mounting panel are being close to the guide roll end and are installed the stoving board. According to the unit type intaglio printing press, two groups of plate cylinders and impression cylinders which are reversely rotated are arranged, so that two sides of paper to be printed can be simultaneously printed, secondary clamping is not needed, time is saved, and printing efficiency is improved.

But the open installation of stoving board can make the china ink on the printing device receive the influence, is unfavorable for subsequent printing quality, adopts the printing plate cylinder to directly inking, probably can lead to inking volume more and then contains more moisture, through the back of stoving, again natural cooling, and this in-process temperature and humidity change arouses the change of paper water content, and the paper can produce deformation, influences pleasing to the eye and use to cause the production of substandard product easily, produce extravagant.

Disclosure of Invention

Aiming at the technical defects in the background technology, the utility model provides a gravure press with an ink-dyed paper ironing function, which solves the technical problems and meets the actual requirements, and the specific technical scheme is as follows:

the gravure press with dye ink paper ironing function, including the box, be equipped with guide roll, printing mechanism, stoving ironing chamber and chill roll in the box, stoving ironing chamber middle part is equipped with the relative parallel protruding ironing roller and the concave ironing roller of controlling along the horizontal direction, protruding ironing roller or concave ironing roller endotheca are equipped with the pivot, follow the axial fixation in the pivot and be equipped with infrared heating pipe.

The rotary shaft is rotationally connected with sliding blocks through bearings, sliding grooves along the horizontal direction are respectively formed in the middle of the front wall surface and the rear wall surface of the drying ironing chamber, the sliding blocks are slidably connected in the sliding grooves, springs are fixedly connected between the two sliding blocks which are respectively rotationally connected with the convex ironing roller and the concave ironing roller, limiting pieces are arranged at two ends of the two sliding blocks, and heating plates are symmetrically arranged on the upper side and the lower side of the sliding grooves along the horizontal direction.

The printing mechanism comprises an ink tank, an inking roller, a female die plate roller and a male die plate roller, wherein the inking roller is connected with the ink tank in a rotating mode, the inking roller is abutted to the female die plate roller, and the female die plate roller is provided with the male die plate roller.

Preferably, the ink tank is fixedly connected to the bottom of the left side of the box body, the drying ironing chamber is arranged on the right lower side of the box body, and a channel III and a channel IV of parallel convex ironing rollers are respectively arranged on the left wall surface and the upper wall surface of the drying ironing chamber.

Preferably, a guide roller and a cooling roller are fixed on the inner wall surface of the box body, a first channel and a second channel are respectively formed on the left wall surface and the upper wall surface of the box body, and the cooling roller is arranged close to the second channel.

Preferably, the male ironing roll surface is coincident with the male die plate roll surface and the female ironing roll surface is coincident with the female die plate roll surface.

Preferably, the sliding groove is a T-shaped sliding groove, the sliding block is a T-shaped sliding block, and the spring is an extension spring.

Preferably, the heating plate is provided with a vent hole, fans are arranged between the inner wall surfaces at the top and the bottom of the drying ironing chamber and the heating plate, and the fans are connected with the driving end of the driving motor.

Preferably, a doctor blade attached to a female die plate roller is arranged at the upper end of the left wall surface of the ink tank, a gravure plate is engraved on the surface of the female die plate roller, and a relief plate matched with the gravure plate is arranged on the surface of the male ironing roller.

The utility model has the beneficial effects that: the drying ironing chamber is independently arranged in one chamber, and is dried through the heating plate, the fan and the vent holes, so that the drop of the printing ink is reduced, the printing effect is better, the adhesion of the printing ink on a gravure press can be reduced, the subsequent printing quality is adversely affected, and the influence of the drying device on the printing ink in the printing mechanism can be reduced;

the ink is indirectly applied to the ink cylinder through the inking cylinder, the rotary shaft, the sliding block and the sliding groove are used for realizing sliding, the spring, the convex ironing roller, the concave ironing roller and the infrared heating tube are used for ironing, the cooling roller is used for cooling, the ink is absorbed and dried according to different products, the ink is moved to a proper position for secondary embossing and ironing other parts, the ink is dried and shaped in time, the expansion and shrinkage caused by the change of the water content of paper are reduced, the deformation degree is reduced, the printed matter can be better used and more attractive, and the generation of defective products is reduced.

Drawings

Fig. 1 is a schematic cross-sectional view of a gravure press with ink-dyed paper ironing function of the present utility model.

Fig. 2 is a schematic cross-sectional view of a gravure printing press drying ironing chamber with ink-dyed paper ironing function of the present utility model.

Fig. 3 is a schematic top cross-sectional view of a gravure press ironing device with ink-dyed paper ironing function of the present utility model.

Fig. 4 is an enlarged schematic view of portion a of fig. 3 in accordance with the present utility model.

Wherein: the ink box comprises a box body 1, a first channel 11, a second channel 12, a guide roller 13, a cooling roller 14, a printing mechanism 2, an ink tank 21, a doctor blade 211, an inking roller 22, a female die plate roller 23, a male die plate roller 24, a drying ironing chamber 3, a driving motor 31, a fan 311, a heating plate 32, a vent 321, a male ironing roller 33, a female ironing roller 34, a rotating shaft 35, a sliding block 351, a spring 352, a sliding groove 353, a limiting piece 354, an infrared heating pipe 36, a third channel 37 and a fourth channel 38.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings and examples, but the embodiments of the present utility model are not limited to the following examples, and the present utility model relates to the relevant essential parts in the art, and should be regarded as known and understood by those skilled in the art.

A gravure press with ink-dyed paper ironing function, comprising a box 1, as shown in fig. 1 to 4. The box 1 is internally provided with a guide roller 13, a printing mechanism 2, a drying ironing chamber 3 and a cooling roller 14, as shown in fig. 1, the ink tank 21 is fixedly connected to the bottom of the left side of the box 1, the drying ironing chamber 3 is arranged on the right lower side of the box 1, and the left wall surface and the upper wall surface of the drying ironing chamber 3 are respectively provided with a channel III 37 and a channel IV 38 of the parallel convex ironing roller 33. The guide roller 13 and the cooling roller 14 are fixed on the inner wall surface of the box body 1, the first channel 11 and the second channel 12 are respectively formed on the left wall surface and the upper wall surface of the box body 1, and the cooling roller 14 is arranged close to the second channel 12.

When the gravure press works, printing paper passes through a first channel 11 in the horizontal direction in the middle of the left side of the box body 1 to a printing mechanism 2 for printing, printing ink of the printed ink-dyed convex printing paper is not dried, the printing paper is conveyed by a guide roller 13 to be dried and ironed by a third channel 37 to a drying and ironing chamber 3, and is conveyed by the guide roller 13 to be cooled by a fourth channel 38 to a cooling roller 14, the cooling roller 14 is arranged on the drying and ironing chamber 3 and is close to the fourth channel 38, and the printing and ironing are finished by a second channel 12 passing through the upper end of the box body 1. The guide roller 13 and the cooling roller 14 are both on the side of the embossing roller 33, preventing sticking of ink and embossing from being flattened. The cooling roller 14 is adopted for cooling, so that the phenomenon that wrinkles are generated again due to cooling shrinkage under natural cooling is avoided. The drying ironing chamber 3 is independently arranged in a chamber, the heat is more uniform and concentrated, the influence of the printing ink in the printing mechanism 2 by the drying device is smaller, and the conditions of caking of the printing ink due to high temperature and the like are avoided.

The middle part of the drying ironing chamber 3 is provided with a left and right relatively parallel convex ironing roller 33 and a concave ironing roller 34 along the horizontal direction, a rotating shaft 35 is sleeved in the convex ironing roller 33 or the concave ironing roller 34, and an infrared heating pipe 36 is fixedly arranged in the rotating shaft 35 along the axial direction, as shown in fig. 2 and 3. The surface of the convex ironing roller 33 is consistent with the surface of the convex template roller 24, and the surface of the concave ironing roller 34 is consistent with the surface of the concave template roller 23.

The embossing roller 33 and the concave ironing roller 34 are arranged left and right, are used for reinforcing the embossed part of the dried paper and ironing other parts, the dyed embossing paper is horizontally conveyed through a channel III 37 on the upper left side wall surface of the drying ironing chamber 3, the channel III 37 is arranged in parallel with the bottommost end of the embossing roller 33, passes through the middle of the embossing roller 33 and the concave ironing roller 34 after being dried, and is discharged from a channel IV 38 on the upper side wall surface, and the channel IV 38 is arranged above the middle of the embossing roller 33 and the concave ironing roller 34. The surfaces of the ironing roller 33 and the ironing roller 34 are respectively consistent with the surfaces of the male die roller 24 and the female die roller 23, and the secondary embossing and other ironing parts are carried out aiming at the embossing on the paper during operation. The inside axial cover of protruding ironing roller 33 or concave ironing roller 34 is equipped with pivot 35, and pivot 35 can dismantle fixedly with protruding ironing roller 33 or concave ironing roller 34, and the inside infrared heating tube 36 of pivot 35 is dry has advantages such as heating rate is fast, easy control and heat transfer efficiency are high, after ironing, has reduced the deformation that the product causes because of moisture changes etc. and secondary embossing, and the printed matter can be better use and more pleasing to the eye, reduces the production of defective products, and is extravagant.

The rotating shaft 35 is rotatably connected with the sliding blocks 351 through bearings, as shown in fig. 3 and 4, sliding grooves 353 along the horizontal direction are respectively arranged in the middle of the front wall surface and the rear wall surface of the drying ironing chamber 3, the sliding blocks 351 are slidably connected in the sliding grooves 353, springs 352 are fixedly connected between the two sliding blocks 351 which are rotatably connected with the convex ironing roller 33 and the concave ironing roller 34 respectively, and limiting pieces 354 are arranged at two ends of the two sliding blocks 351. The chute 353 is a T-shaped chute, the slider 351 is a T-shaped slider, and the spring 352 is a tension spring.

The convex ironing roller 33 and the concave ironing roller 34 are rotatably connected with the rotating shaft 35 through bearings, and the springs 352 for connecting the convex ironing roller 33 and the concave ironing roller 34 enable the convex ironing roller 33 and the concave ironing roller 34 to tightly press the paper in the middle according to the thickness of the paper, so that the deformation of the paper can be reduced. The middle parts of the front wall surface and the rear wall surface of the drying ironing chamber 3 are respectively provided with a sliding groove 353 along the horizontal direction, two ends of the convex ironing roller 33 or the concave ironing roller 34 can slide leftwards and rightwards in the sliding groove 353 through sliding blocks 351, the sliding grooves 353 and the sliding blocks 351 are both T-shaped, two ends of the two sliding blocks 351 connected with the convex ironing roller 33 and the concave ironing roller 34 through springs 352 are respectively provided with a limiting part 354, and the convex ironing roller 33 and the concave ironing roller 34 can be moved to the positions preliminarily limited by the limiting parts 354 according to the absorption and drying degrees of different products on printing ink, so that the drying and shaping are timely carried out, and the deformation degrees are reduced.

The upper and lower both sides of spout 353 are equipped with hot plate 32 along horizontal direction symmetry, as shown in fig. 2, be equipped with ventilation hole 321 on the hot plate 32, be equipped with fan 311 between stoving ironing chamber 3 top and bottom internal wall and the hot plate 32, fan 311 connects driving motor 31's drive end.

The printed ink-dyed paper is conveyed into a channel III 37 arranged in the drying ironing chamber 3 through the guide roller 13, one side of the ink-dyed paper, which is not dyed, is contacted with the guide roller 13, the dyed ink is not stained off, heating plates 32 are symmetrically arranged on two sides of the paper, the heating plates 32 are fixed on the inner wall of the drying ironing chamber 3, the ink drop is reduced, the printing effect is better, the ink adhesion on a gravure press can be reduced, and the adverse effect on the subsequent printing quality is generated. The driving motor 31 is started to rotate the fan 311, wind can pass through the vent 321, and the wind is prevented from directly blowing to the surface of the stained paper, so that the paper is not affected well, and a better drying effect is achieved.

The printing mechanism 2 comprises an ink tank 21, an inking roller 22, a female die plate roller 23 and a male die plate roller 24, as shown in fig. 1, the inking roller 22 is connected with the ink tank 21 in a rotating way, the inking roller 22 is abutted with the female die plate roller 23, and the female die plate roller 23 is provided with the male die plate roller 24. The upper end of the left wall surface of the ink tank 21 is provided with a doctor blade 211 attached to the female die plate roller 23, the surface of the female die plate roller 23 is engraved with a gravure plate, and the surface of the male ironing roller 33 is provided with a relief plate matched with the gravure plate.

The inking cylinder 22 transfers the ink in the ink tank 21 to the female die plate roller 23, the doctor blade 211 scrapes the ink on the blank part outside the intaglio plate on the surface of the female die plate roller 23, the ink on the image-text part is left, the paper passes through the middle of the female die plate roller 23 and the male die plate roller 24, the male die plate roller 24 is embossed on the back surface of the paper, the inking cylinder 22, the female die plate roller 23 and the male die plate roller 24 rotate, the ink on the intaglio part is directly transferred to the paper surface, the intaglio plate on the surface of the female die plate roller 23 is matched with the relief plate on the surface of the male ironing roller 33, and the paper is embossed while being inked. The gravure cylinder 23 is indirectly inked by the inking cylinder 22, the ink distribution is more uniform, the inking amount on the paper is not particularly large, the absorbed moisture is reduced, the deformation is reduced, and the fixed connection can adopt various modes such as welding, threaded connection and the like.

In the description of this patent, it should be understood that the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the patent, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the patent.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims (7)

1. The gravure press with ink-dyed paper ironing function comprises a box body (1), and is characterized in that a guide roller (13), a printing mechanism (2), a drying ironing chamber (3) and a cooling roller (14) are arranged in the box body (1), a convex ironing roller (33) and a concave ironing roller (34) which are relatively parallel left and right are arranged in the middle of the drying ironing chamber (3) along the horizontal direction, a rotating shaft (35) is sleeved in the convex ironing roller (33) or the concave ironing roller (34), and an infrared heating pipe (36) is fixedly arranged in the rotating shaft (35) along the axial direction;

the rotary shaft (35) is rotationally connected with the sliding blocks (351) through bearings, sliding grooves (353) along the horizontal direction are respectively arranged in the middle of the front wall surface and the rear wall surface of the drying ironing chamber (3), the sliding blocks (351) are slidably connected in the sliding grooves (353), springs (352) are fixedly connected between the two sliding blocks (351) which are rotationally connected with the convex ironing roller (33) and the concave ironing roller (34) respectively, limiting pieces (354) are arranged at two ends of the two sliding blocks (351), and heating plates (32) are symmetrically arranged on the upper side and the lower side of the sliding grooves (353) along the horizontal direction;

the printing mechanism (2) comprises an ink tank (21), an inking roller (22), a female die plate roller (23) and a male die plate roller (24), wherein the inking roller (22) is connected with the ink tank (21) in an rotating mode, the inking roller (22) is abutted to the female die plate roller (23), and the female die plate roller (23) is provided with the male die plate roller (24).

2. Gravure press with ink-dyed paper ironing function according to claim 1, characterized in that the ink tank (21) is fixedly connected to the bottom of the left side of the box body (1), the drying ironing chamber (3) is arranged at the right lower side of the box body (1), and the left wall surface and the upper wall surface of the drying ironing chamber (3) are respectively provided with a channel III (37) and a channel IV (38) of the parallel ironing roller (33).

3. Gravure press with ink paper ironing function according to claim 1, characterized in that, guide roller (13) and chill roll (14) are fixed on the inner wall of box (1), channel one (11) and channel two (12) are offered respectively to box (1) left wall and upper wall, chill roll (14) are close to channel two (12) setting.

4. Gravure press with ink-dyed paper ironing function according to claim 1, characterized in that the surface of the male ironing roll (33) coincides with the surface of the male embossing roll (24) and the surface of the female ironing roll (34) coincides with the surface of the female embossing roll (23).

5. Gravure press with ink-dyed paper ironing function according to claim 1, characterized in that the chute (353) is a T-shaped chute, the slider (351) is a T-shaped slider, the spring (352) is a tension spring.

6. Gravure press with ink paper ironing function according to claim 1, characterized in that, be equipped with ventilation hole (321) on hot plate (32), be equipped with fan (311) between stoving ironing chamber (3) top and bottom internal wall and hot plate (32), fan (311) connect the drive end of driving motor (31).

7. Gravure press with ink-dyed paper ironing function according to claim 1, characterized in that the upper end of the left wall surface of the ink tank (21) is provided with a doctor blade (211) attached to a female die plate roller (23), the surface of the female die plate roller (23) is engraved with a gravure, and the surface of the male ironing roller (33) is provided with a relief plate matched with the gravure.