CN217226960U

CN217226960U - Ink delivery roller bracket of gravure printing machine

Info

Publication number: CN217226960U
Application number: CN202220662053.XU
Authority: CN
Inventors: 朱学金; 徐征
Original assignee: Kunming Weijian Kechuang Printing Co ltd
Current assignee: Kunming Weijian Kechuang Printing Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-08-19
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses an intaglio press drop roller bracket, including the ink plate, the positive fixedly connected with fixed block of ink plate, the fixed block inner wall link up threaded hole, threaded hole inner wall threaded connection has first screw thread post, the first knob of first screw thread bottom of the post portion fixedly connected with, first screw thread post top rotates and is connected with the support frame, the spacing groove has been seted up to the ink plate inner wall, support frame side fixedly connected with stopper, and stopper surface and spacing inslot wall sliding connection, the support frame inner wall rotates and is connected with second screw thread post, second screw thread post front end fixedly connected with second knob, second screw thread post surface threaded connection has the thread bush. In use, the effect of conveniently and freely adjusting the position of the drop roller is realized, so that the drop roller can be ensured to be always attached to the printing roller, the printing ink transmission effect is ensured, and the quality of a printing product is ensured.

Description

Ink delivery roller bracket of gravure printing machine

Technical Field

The utility model relates to an intaglio printing technical field specifically is an intaglio printing press drop roller bracket.

Background

When the gravure printing machine prints, the bottom of a printing roller is soaked in ink in an ink tank, or the printing roller is not directly contacted with the ink, but a drop roller is arranged at the lower part of the printing roller, the bottom of the drop roller is soaked in the ink, the upper part of the drop roller is contacted with the lower part of the printing roller, the drop roller rotates along with the continuous rotation of the printing roller, the ink is transferred into concave grains on the surface of the printing roller, then a scraper is used for scraping redundant ink on the surface, and when paper passes through the surface of the printing roller, the ink in the concave grains is transferred to the surface of the paper to form patterns, so that the gravure printing is called.

Most of the drop roller is passively subjected to ink delivery, the drop roller has no power and is driven by the friction force generated when the printing roller rotates, the drop roller needs to be always tightly attached to the printing roller, the surface of the drop roller is abraded due to long-time friction with the printing roller, so that the surface of the drop roller cannot be tightly attached to the surface of the printing roller, the position of the existing drop roller cannot be adjusted, and the drop roller cannot be always tightly attached to the printing roller. To the above problem, the utility model discloses an intaglio press drop roller bracket.

Disclosure of Invention

An object of the utility model is to provide an intaglio press drop roller bracket to solve the problem that proposes among the above-mentioned background art. In order to realize the aim, the utility model provides the following technical scheme, a drop roller bracket of the gravure printing machine, which comprises an ink pan, wherein the front side of the ink pan is fixedly connected with a fixed block, the inner wall of the fixed block is provided with a through threaded hole, the inner wall of the threaded hole is connected with a first threaded column in a threaded manner, the bottom of the first threaded column is fixedly connected with a first knob, the top surface of the first threaded column is rotatably connected with a support frame, the inner wall of the ink pan is provided with a limit groove, the side surface of the support frame is fixedly connected with a limit block, the surface of the limit block is slidably connected with the inner wall of the limit groove, the inner wall of the support frame is rotatably connected with a second threaded column, the front end of the second threaded column is fixedly connected with a second knob, the surface of the second threaded column is connected with a threaded sleeve, the surface of the threaded sleeve is fixedly connected with a connecting rod, the back surface of the support frame is provided with a through sliding groove, and spout inner wall and spliced pole surface sliding connection, connecting rod tip fixedly connected with holds the bracket, it is connected with the pivot to hold the bracket surface rotation, the fixed cover in pivot surface has connect drop ink roller.

Preferably, the fixing block is of a rectangular tubular structure, and the fixing block is located in the middle of the front face of the ink tray.

Preferably, the limiting blocks are of T-shaped structures, the number of the limiting blocks is two, and the two limiting blocks are located on the left side face and the right side face of the support frame respectively.

Preferably, the spacing groove is the T-slot, and the quantity of spacing groove is two, and two spacing grooves are located ink pad inner wall left side and ink pad inner wall right side respectively.

Preferably, the connecting rods are of L-shaped columnar structures, and the number of the connecting rods is two.

Preferably, the surface of the transfer roller is provided with a nitrile rubber layer.

Compared with the prior art, the beneficial effects of the utility model are that: by rotating the first knob, the first threaded column is driven to rotate, so that the support frame is pushed, the second threaded column, the threaded sleeve, the connecting rod, the bearing bracket, the rotating shaft and the drop roller are pushed to lift, so that the vertical direction position is adjusted, by rotating the second knob, the second threaded column is driven to rotate, the threaded sleeve is driven again, the connecting rod, the bearing bracket, the rotating shaft and the drop roller are driven to move back and forth, so that the front direction position is adjusted, the distance between the drop roller and the printing roller can be adjusted, the effect of facilitating free adjustment of the position of the drop roller is achieved in use, so that the drop roller and the printing roller can be guaranteed to be always kept to be attached to each other, the printing ink transmission effect is guaranteed, and the quality of a printing product is guaranteed.

Drawings

Fig. 1 is a front view of the structure of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is a rear view of the structure of the present invention.

In the figure: 1 ink pan, 2 fixed blocks, 3 screw holes, 4 first screw thread posts, 5 first knobs, 6 support frames, 7 stopper, 8 spacing grooves, 9 second screw thread posts, 10 second knobs, 11 thread bushes, 12 connecting rods, 13 chutes, 14 support brackets, 15 rotating shafts and 16 drop rollers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an ink delivery roller bracket of an intaglio press comprises an ink plate 1, wherein the front of the ink plate 1 is fixedly connected with a fixed block 2, the fixed block 2 is of a rectangular tubular structure, the fixed block 2 is positioned in the middle of the front of the ink plate 1, the inner wall of the fixed block 2 is communicated with a threaded hole 3, the inner wall of the threaded hole 3 is in threaded connection with a first threaded column 4, the bottom of the first threaded column 4 is fixedly connected with a first knob 5, the top surface of the first threaded column 4 is rotatably connected with a support frame 6, the inner wall of the ink plate 1 is provided with a limit groove 8, the side surface of the support frame 6 is fixedly connected with a limit block 7, the surface of the limit block 7 is in sliding connection with the inner wall of the limit groove 8, the limit block 7 is of a T-shaped structure, the number of the limit blocks 7 is two, the two limit blocks 7 are respectively positioned on the left side surface of the support frame 6 and the right side surface of the support frame 6, the limit groove 8 is a T-shaped groove, the number of the two limit grooves 8 are respectively positioned on the left side surface of the inner wall of the ink plate 1 and the right side surface of the inner wall of the ink plate 1, the two groups of limit blocks 7 and the limit grooves 8 are mutually matched, so that the support frame 6 can be ensured to move along the vertical direction, the support frame 6 is stably supported, the support frame 6 is prevented from shaking, the inner wall of the support frame 6 is rotatably connected with a second threaded column 9, the front end of the second threaded column 9 is fixedly connected with a second knob 10, the surface of the second threaded column 9 is in threaded connection with a threaded sleeve 11, the surface of the threaded sleeve 11 is fixedly connected with a connecting rod 12, the back of the support frame 6 is provided with a chute 13 in a penetrating way, the inner wall of the chute 13 is in sliding connection with the surface of the connecting rod 12, the connecting rod 12 is limited through the chute 13, so that the connecting rod 12 can slide along the inner wall of the chute 13, the end part of the connecting rod 12 is fixedly connected with a bearing bracket 14, the connecting rod 12 is in an L-shaped column structure, the number of the connecting rods 12 is two groups, and the bearing bracket 14 is supported through the two groups of connecting rods 12, and can drive the left and right sides synchronous motion of the support bracket 14, make the support bracket 14 move in the process around more stably, the surface of the support bracket 14 rotates and connects with the spindle 15, the fixed cover of the surface of the spindle 15 connects with the drop roller 16, the surface of the drop roller 16 has nitrile rubber layers, the oil resistance of nitrile rubber is extremely good, the wearability is higher, the heat resistance is better, the adhesive force is strong, therefore can contact with ink for a long time, have guaranteed the service life of the drop roller 16.

The working principle is as follows: the plate roller is brought into contact with the transfer roller 16 during printing, and the transfer roller 16 is driven to rotate, while the transfer roller 16 dips the ink inside the ink pan 1, when the printing roller is not jointed with the ink transfer roller 16 any more, the first threaded column 4 is driven to rotate by rotating the first knob 5, thereby pushing the supporting frame 6 to lift, the supporting frame 6 drives the limiting block 7 to slide along the inner wall of the limiting groove 8, meanwhile, the support frame 6 drives the second threaded column 9, the threaded sleeve 11, the connecting rod 12, the support bracket 14, the rotating shaft 15 and the ink transfer roller 16 to lift, thereby adjusting the position in the vertical direction, the second knob 10 is rotated to drive the second threaded post 9 to rotate and then drive the threaded sleeve 11 to move, the threaded sleeve 11 drives the connecting rod 12 to slide along the inner wall of the chute 13, thereby moving the support bracket 14, the rotary shaft 15 and the transfer roller 16 forward and backward, and adjusting the forward direction position, that is, the distance between the transfer roller 16 and the plate roller.

Claims

1. The utility model provides an intaglio press drop roller bracket, includes ink plate (1), its characterized in that, ink plate (1) openly fixedly connected with fixed block (2), set up threaded hole (3) are link up to fixed block (2) inner wall, screw hole (3) inner wall threaded connection has first screw thread post (4), first screw thread post (4) bottom fixedly connected with first knob (5), first screw thread post (4) top surface rotates and is connected with support frame (6), spacing groove (8) have been seted up to ink plate (1) inner wall, support frame (6) side fixedly connected with stopper (7), and stopper (7) surface and spacing groove (8) inner wall sliding connection, support frame (6) inner wall rotates and is connected with second screw thread post (9), second screw thread post (9) front end fixedly connected with second knob (10), second screw thread post (9) surface threaded connection has thread bush (11), thread bush (11) fixed surface is connected with connecting rod (12), support frame (6) back link up has seted up spout (13), and spout (13) inner wall and connecting rod (12) surface sliding connection, connecting rod (12) tip fixedly connected with holds bracket (14), hold bracket (14) surface rotation and be connected with pivot (15), pivot (15) fixed surface has cup jointed ink transfer roller (16).

2. The drop roller carriage for intaglio printing presses according to claim 1, characterized in that said fixed block (2) is of rectangular tubular configuration and in that the fixed block (2) is located in the central portion of the front face of the ink pan (1).

3. The drop roller carriage of an intaglio printing press according to claim 1, characterized in that said stoppers (7) are of T-shaped configuration and the number of stoppers (7) is two, and the two stoppers (7) are located on the left side of the support frame (6) and on the right side of the support frame (6), respectively.

4. The drop roller carriage for intaglio printing presses according to claim 1, characterized in that said limit grooves (8) are T-shaped grooves and the number of limit grooves (8) is two, and the two limit grooves (8) are located respectively on the left side of the inner wall of the ink pan (1) and on the right side of the inner wall of the ink pan (1).

5. The drop roller carriage for intaglio printing presses according to claim 1, characterized in that said connecting rods (12) are of L-shaped cylindrical configuration and the number of connecting rods (12) is two.

6. An intaglio printing press drop roller carriage according to claim 1, characterized in that the drop roller (16) surface is provided with a nitrile rubber layer.