CN214563669U

CN214563669U - Replacing mechanism for scraper of gravure printing machine

Info

Publication number: CN214563669U
Application number: CN202021354854.7U
Authority: CN
Inventors: 王国庆; 任海明; 蔡国荣
Original assignee: Hangzhou Yabo Decoration Materials Co ltd
Current assignee: Hangzhou Yabo Decoration Materials Co ltd
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-11-02
Anticipated expiration: 2030-07-11

Abstract

The utility model belongs to the technical field of the gravure press, specifically disclose a change mechanism for gravure press scraper, which comprises a frame, be equipped with in the frame and scrape the knife rest, scrape and be equipped with the scraper on the knife rest, scrape fixed mounting on the knife rest and have the mounting box, fixed mounting has same slide bar on the inner wall of mounting box both sides, and two sliding sleeves have been cup jointed in the activity on the slide bar, and the equal fixed mounting in bottom side of two sliding sleeves has the lower connection piece. This technical scheme, through the gland, the depression bar, the regulating plate, go up the connecting rod, the sliding sleeve, the connecting rod, the clamp plate, the setting of waist type piece, press the gland, make the depression bar drive the regulating plate and remove, thereby it drives the sliding sleeve and removes to make the sliding sleeve drive the connecting rod and remove, and then make the clamp plate press on the scraper, and then can fix the scraper spacing, this scheme simple structure, the operation of being convenient for, make convenient and fast more when installing or changing the scraper, and then can save installation time, improve the installation effectiveness.

Description

Replacing mechanism for scraper of gravure printing machine

Technical Field

The utility model belongs to the technical field of the gravure press, especially, relate to a change mechanism for gravure press scraper.

Background

The intaglio press is a machine for printing by using intaglio plate, the image-text part of the printing plate is recessed, and the blank part and the external circle of the printing plate cylinder are on same plane, when the intaglio press is used for printing, the whole plate surface of the printing plate cylinder is inked, the ink of the blank part on the plate surface is scraped by using ink scraping knife, the ink of the image-text part is remained, then the paper is passed through, and is pressed and printed on the back surface of the paper by using impression cylinder, so that the ink of the recessed part is directly transferred onto the paper surface, and finally the printed matter is piled up or rewound by means of paper-receiving part.

Doctor blades, the thin sheet (both metallic and non-metallic) on printing presses used to scrape off the excess ink on the surface of the cylinder, the removal of the ink in the non-patterned areas is a key element in each printing process, in offset printing, this control is a complex process of ink transfer, including inks, plates and papers, in intaglio printing, it is a mechanical operation, relatively simple, but it has its own peculiarities, the ink doctor blade is required to have wear resistance and high efficiency to guarantee the high quality of the print, and it must be adapted to the long-lasting and high-speed requirements of modern intaglio printing.

Through retrieval, patent publication No. CN204820628U discloses a scraper device of an intaglio printing press, which includes a printing roller and a scraper assembly, wherein the printing roller is adjustable in height, the scraper assembly is only provided with an angle adjusting mechanism, a left-right swinging mechanism and a front-back moving mechanism, the scraper device of the intaglio printing press can adjust the relative height between the scraper assembly and the printing roller by adjusting the height of the printing roller, but the scraper is fixedly installed through a plurality of bolts, the plurality of bolts need to be locked one by one in the process of installing the scraper, and a long installation time needs to be spent on one side, so that the installation efficiency is reduced, and the plurality of bolts need to be detached when the scraper needs to be replaced, so that the detachment is complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a change mechanism for gravure press scraper to it is fixed to solve the scraper to install through a plurality of bolts, need lock a plurality of bolts one by one at the in-process of installation scraper, and one side need spend longer installation time, thereby has reduced installation effectiveness, through need dismantle a plurality of bolts when the scraper needs to be changed, makes to dismantle more loaded down with trivial details problem.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a replacing mechanism for a scraper of an intaglio press comprises a frame, wherein a scraper frame is arranged on the frame, a scraper is arranged on the scraper frame, fixed mounting has the mounting box on the scraper frame, fixed mounting has same slide bar on the inner wall of mounting box both sides, two sliding sleeves have been cup jointed in the activity on the slide bar, the equal fixed mounting in bottom side of two sliding sleeves has lower connection piece, all rotate on two lower connection pieces and install the connecting rod, all rotate on two connecting rods and install the stationary blade, fixed mounting has same clamp plate on two stationary blades, the equal fixed mounting in top side of two sliding sleeves has last connection piece, all install the connecting rod on two last connection pieces, all rotate on two last connecting rods and install the fixed plate, fixed mounting has same regulating plate on two fixed plates, movable mounting has the depression bar on the regulating plate, the one end of depression bar extends to the mounting box outer and fixed mounting has the gland.

Preferably, the compression bar is fixedly sleeved with a waist-shaped sheet positioned in the mounting box, and the top side of the waist-shaped sheet is in contact with the inner wall of the top side of the mounting box.

Preferably, a sliding groove is formed in the inner wall of one side of the mounting box, a limiting rod is arranged in the sliding groove in a sliding mode, and one end of the limiting rod is fixedly mounted on one side of the adjusting plate.

Preferably, the top side of the mounting box is provided with a waist-shaped hole, and the waist-shaped sheet is matched with the waist-shaped hole.

Preferably, protruding type spout has all been seted up on the both sides inner wall of mounting box, equal slidable mounting has protruding type slider in two protruding type spouts, and one side that two protruding type sliders are close to each other is fixed mounting respectively on the both sides of clamp plate.

Preferably, a limiting groove is formed in one side of the mounting box, the scraper is mounted in the limiting groove, the limiting groove and the pressing plate are correspondingly arranged, and the bottom side of the pressing plate is in contact with the top side of the scraper.

Preferably, the regulating plate is provided with a rotating cavity, the inner wall of the top side of the rotating cavity is provided with a rotating hole, the rotating cavity is rotatably provided with a rotating block, and one end of the pressing rod penetrates through the rotating hole and is fixedly arranged on the rotating block.

Preferably, the upper connecting rod and the upper connecting piece are both provided with rotating holes, and the same rotating shaft is rotatably arranged in the two rotating holes.

The beneficial effects of this technical scheme do:

the utility model discloses in, through the gland, the depression bar, the regulating plate, go up the connecting rod, the sliding sleeve, the connecting rod, pressing plates, the setting of waist type piece, through pressing the gland, make the gland drive the depression bar downstream, thereby make the depression bar drive the regulating plate and remove, and then make it drives the sliding sleeve and remove to go up the connecting rod, thereby make the sliding sleeve drive the connecting rod and remove, make the pressing plates press on the scraper, and then can fix the scraper spacing, this scheme simple structure, the operation of being convenient for, make when installing or changing the scraper more convenient and fast, and then can save installation time, improve the installation effectiveness.

The utility model discloses in, press the gland downwards for the gland drives the depression bar downstream, thereby makes the depression bar drive waist type piece downstream, when waist type piece removes in the mounting box, rotates the gland, makes the depression bar drive the depression bar and rotates, thereby makes the depression bar drive rotatory piece at the rotation intracavity adversion, and then makes the depression bar drive waist type piece and changes, thereby makes the inner wall contact in waist type piece and the mounting box, and then makes waist type piece fix the depression bar spacing.

Drawings

Fig. 1 is a schematic perspective view of a mechanism for replacing a doctor blade of an intaglio printing press according to an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of the mounting box of the replacing mechanism of the scraper of the gravure printing machine according to the embodiment of the present invention;

fig. 3 is a schematic sectional view of a mounting box of a mechanism for replacing a doctor blade of an intaglio printing press according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a portion a in fig. 3 of a mechanism for replacing a doctor blade of an intaglio printing press according to an embodiment of the present invention.

Reference numerals in the drawings of the specification include: the scraper comprises a rack 1, a scraper frame 2, a scraper 3, a mounting box 4, a sliding rod 5, a sliding sleeve 6, a lower connecting sheet 7, a connecting rod 8, a fixing sheet 9, a pressing plate 10, an upper connecting sheet 11, an upper connecting rod 12, a fixing plate 13, an adjusting plate 14, a pressing rod 15, a kidney-shaped hole 16, a pressing cover 17, a kidney-shaped sheet 18, a limiting rod 19, a sliding groove 20, a rotating cavity 21, a rotating hole 22, a rotating block 23, a convex sliding groove 24 and a convex sliding block 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment is basically as shown in the attached figure 1: a replacing mechanism for a scraper of an intaglio press comprises a frame 1, wherein a scraper frame 2 is arranged on the frame 1, and a scraper 3 is arranged on the scraper frame 2, and is characterized in that a mounting box 4 is fixedly arranged on the scraper frame 2, the same sliding rod 5 is fixedly arranged on the inner walls of two sides of the mounting box 4, two sliding sleeves 6 are movably sleeved on the sliding rod 5, lower connecting sheets 7 are fixedly arranged on the bottom sides of the two sliding sleeves 6, connecting rods 8 are rotatably arranged on the two lower connecting sheets 7, fixing sheets 9 are rotatably arranged on the two connecting rods 8, the same pressing plate 10 is fixedly arranged on the two fixing sheets 9, upper connecting sheets 11 are fixedly arranged on the top sides of the two sliding sleeves 6, upper connecting rods 12 are respectively arranged on the two upper connecting sheets 11, fixing plates 13 are rotatably arranged on the two upper connecting rods 12, the same adjusting plate 14 is fixedly arranged on the two fixing plates 13, a pressure lever 15 is movably mounted on the adjusting plate 14, and one end of the pressure lever 15 extends out of the mounting box 4 and is fixedly provided with a gland 17.

In this embodiment, as shown in fig. 2, press the gland 17 downwards, thereby make the gland 17 drive the depression bar 15 to move downwards, thereby make the depression bar 15 drive the regulating plate 14 to move downwards, and then make the regulating plate 14 drive the fixed plate 13 to move, thereby make the fixed plate 13 drive the upper connecting rod 12 to move and rotate, and then make the upper connecting rod 12 drive the upper connecting sheet 11 to move, thereby make the upper connecting sheet 11 drive the sliding sleeve 6 to move on the slide bar 5, thereby make the sliding sleeve 6 drive the lower connecting sheet 7 to move, thereby make the connecting sheet 8 drive the stationary sheet 9 to move downwards, and then make the stationary sheet 9 drive the clamp plate 10 to move downwards, the clamp plate 10 moves and drives the protruding type slider 25 to move in the protruding type chute 24, make the clamp plate 10 keep moving in the vertical direction all the time, and then make the clamp plate 10 can fix the scraper 3 spacing.

In this embodiment, as shown in fig. 3, the pressing cover 17 is pressed downward, so that the pressing cover 17 drives the pressing rod 15 to move downward, the pressing rod 15 drives the adjusting plate 14 to move downward, the adjusting plate 14 drives the limiting rod 19 to move in the sliding groove 20, and the limiting rod 19 moves in the sliding groove 20, so that the adjusting plate 14 can be ensured to always keep moving in the vertical direction.

In this embodiment, as shown in fig. 4, press the gland 17 downwards, so that the gland 17 drives the pressing rod 15 to move downwards, so that the pressing rod 15 drives the waist-shaped piece 18 to move downwards, when the waist-shaped piece 18 moves into the mounting box 4, the gland 17 is rotated, so that the pressing rod 15 drives the pressing rod 15 to rotate, so that the pressing rod 15 drives the rotating block 23 to rotate in the rotating cavity 21, and then the pressing rod 15 drives the waist-shaped piece 18 to rotate, so that the waist-shaped piece 18 contacts with the inner wall of the mounting box 4, and then the waist-shaped piece 18 fixes the pressing rod 15 for limitation.

The specific implementation is as follows: when the scraper 3 needs to be installed, the scraper 3 is firstly inserted into the limiting groove, the thickness of the scraper 3 is larger than the depth of the limiting groove, then the gland 17 is pressed downwards, the gland 17 drives the pressure rod 15 to move downwards, so that the pressure rod 15 drives the adjusting plate 14 to move downwards, because the waist-shaped sheet 18 is matched with the waist-shaped groove 16, the waist-shaped sheet 18 can move in the waist-shaped groove 16, the adjusting plate 14 moves to drive the fixing plate 13 to move, so that the fixing plate 13 drives the upper connecting rod 12 to move and rotate, and further the two upper connecting rods 12 drive the two upper connecting sheets 11 to move away from each other, so that the two upper connecting sheets 11 drive the two sliding sleeves 6 to move on the sliding rod 5, so that the two lower connecting sheets 7 drive the two connecting rods 8 to move and rotate, so that the two connecting rods 8 drive the two fixing sheets 9 to move downwards, so that the two fixing sheets 9 drive the pressing plate 10 to move downwards, thereby make clamp plate 10 press on the top side of scraper 3, and then can fix spacing with scraper 3, then rotate gland 17, make gland 17 drive depression bar 15 and rotate, thereby make depression bar 15 drive waist type piece 18 and change, thereby make waist type piece 18 and the top side inner wall of mounting box 4 contact, and then can fix spacing with depression bar 15, this scheme simple structure, the operation of being convenient for, make convenient and fast more when installing or changing scraper 3, and then can save installation time, improve the installation effectiveness.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A change mechanism for gravure press scraper, including frame (1), be equipped with on frame (1) and scrape knife rest (2), scrape and be equipped with scraper (3) on knife rest (2), its characterized in that, scrape fixed mounting on knife rest (2) and have mounting box (4), fixed mounting has same slide bar (5) on the inner wall of mounting box (4) both sides, two sliding sleeves (6) have been cup jointed in the activity on slide bar (5), the bottom side of two sliding sleeves (6) all fixed mounting has lower connecting piece (7), all rotate on two lower connecting piece (7) and install connecting rod (8), all rotate on two connecting rod (8) and install stationary blade (9), fixed mounting has same clamp plate (10) on two stationary blades (9), the top side of two sliding sleeves (6) all fixed mounting has upper connecting piece (11), all install connecting rod (12) on two upper connecting piece (11), all rotate on two upper connecting rod (12) and install fixed plate (13), fixed mounting has same regulating plate (14) on two fixed plate (13), and movable mounting has depression bar (15) on regulating plate (14), and the one end of depression bar (15) extends to outside mounting box (4) and fixed mounting has gland (17).

2. The mechanism for the change of intaglio printing press doctor blade according to claim 1, characterized in that on said presser bar (15) is fixedly sleeved a waist-shaped blade (18) located inside the mounting box (4), the top side of the waist-shaped blade (18) being in contact with the top side inner wall of the mounting box (4).

3. The mechanism for the change of a doctor blade for intaglio printing presses according to claim 1, characterized in that said mounting box (4) has a chute (20) cut on one side of its inner wall, a stop rod (19) being slidably mounted in said chute (20), one end of said stop rod (19) being fixedly mounted on one side of the adjusting plate (14).

4. The mechanism for the change of intaglio printing press doctor blade according to claim 1, characterized in that the top side of the mounting box (4) is provided with a kidney-shaped hole (16), the kidney-shaped sheet (18) being adapted to the kidney-shaped hole (16).

5. The mechanism for the change of intaglio printing press doctor blade according to claim 1, characterized in that said mounting box (4) has on both sides inner walls thereof male runners (24), and in that said male runners (24) have slidably mounted therein male sliders (25), and in that the sides of said male sliders (25) close to each other are fixedly mounted on both sides of said platen (10).

6. The mechanism for the change of the intaglio printing press doctor blade according to claim 1, characterized in that one side of the mounting box (4) is provided with a limiting groove, the doctor blade (3) is mounted in the limiting groove, the limiting groove is arranged corresponding to the position of the pressure plate (10), and the bottom side of the pressure plate (10) is in contact with the top side of the doctor blade (3).

7. The mechanism for replacing the doctor blade of the intaglio printing press according to claim 1, characterized in that said adjusting plate (14) is provided with a rotating chamber (21), the inner wall of the top side of the rotating chamber (21) is provided with a rotating hole (22), a rotating block (23) is rotatably mounted in the rotating chamber (21), and one end of the pressure rod (15) passes through the rotating hole (22) and is fixedly mounted on the rotating block (23).

8. The mechanism for the change of doctor blades for intaglio printing presses according to claim 1, characterized in that said upper connecting rod (12) and upper connecting plate (11) are each provided with a rotation hole, in which the same rotation shaft is rotatably mounted.