CN211366387U

CN211366387U - Deviation correcting device of gravure printing machine

Info

Publication number: CN211366387U
Application number: CN201922120200.1U
Authority: CN
Inventors: 计龙辉
Original assignee: Shanghai Yuqi Packaging Materials Co ltd
Current assignee: Shanghai Yuqi Packaging Materials Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-28
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to an intaglio press's deviation correcting device belongs to intaglio press's technical field, its technical scheme main points, include: a frame; and install in the both sides of frame, be used for carrying out the wind-up roll of rolling to the roll web, install in the frame, be used for preventing the mechanism of rectifying of roll web lateral shifting, the mechanism of rectifying includes: the supporting rods are arranged on two sides of the rack; the sliding blocks are symmetrically connected to the two sides of the supporting rod in a sliding manner; and the deviation rectifying assembly is arranged on the sliding block and used for rectifying deviation of the roll paper, and the supporting rod is also symmetrically provided with an adjusting assembly used for sliding the sliding block. The utility model discloses have the effect of rectifying, in order to prevent the roll web the condition that lateral shifting appears at the rolling in-process to the roll web play.

Description

Deviation correcting device of gravure printing machine

Technical Field

The utility model belongs to the technical field of gravure press's technique and specifically relates to a deviation correcting device of gravure press is related to.

Background

At present, the intaglio printing machine adopts a round-to-round direct printing mode for printing, a printing plate is directly manufactured on a printing plate roller, ink is supplied by adopting an ink immersion or ink jet mode, and the intaglio printing machine is widely used for printing products needing repeated printing such as paper, packaging bags and the like. The intaglio printing press generally comprises an unreeling part, a printing part, a drying part and a reeling part, wherein the reeling part is the last process in the intaglio printing press and is also a very important part.

The winding section of existing intaglio printing presses generally comprises: the winding roller comprises a winding roller body, a connecting sleeve, a motor, a driving gear, a driven gear and a guide roller, wherein two ends of the winding roller body are installed in the connecting sleeve, the driving gear is driven to rotate through a starting motor, the connecting sleeve is driven to rotate under the meshing of the driving gear and the driven gear, and therefore the winding roller body can be driven to wind printed roll paper.

The above prior art solutions have the following drawbacks: when the printed roll paper is deviated along the direction perpendicular to the transmission direction in the transmission process, the roll paper cannot be uniformly wound on the winding roller, a part of the roll paper protrudes out of the winding roller, and the roll paper is easily damaged under the action of external force, so that the printed roll paper is scrapped, and resource waste and economic loss are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intaglio printing press's deviation correcting device has the effect of rectifying, in order to prevent that the web from the condition that lateral shifting appears at the rolling in-process to the web.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a deviation rectifying device of an intaglio printing press comprising: a frame; and install in the both sides of frame, be used for carrying out the wind-up roll of rolling to the roll web, install in the frame, be used for preventing the mechanism of rectifying of roll web lateral shifting, the mechanism of rectifying includes: the supporting rods are arranged on two sides of the rack; the sliding blocks are symmetrically connected to the two sides of the supporting rod in a sliding manner; and the deviation rectifying assembly is arranged on the sliding block and used for rectifying deviation of the roll paper, and the supporting rod is also symmetrically provided with an adjusting assembly used for sliding the sliding block.

By adopting the technical scheme, the connecting structure that the deviation rectifying mechanism and the adjusting assembly are matched with each other is arranged, when the roll paper is wound into the winding roller, the deviation rectifying assembly not only can play a good role in rectifying the deviation of the roll paper so as to prevent the roll paper from transversely deviating in the winding process, but also can play a role in guiding the roll paper, so that the roll paper can be wound into the winding roller in order; and through setting up adjusting part, can be convenient for slide to the slider on the bracing piece for the slider can drive the subassembly of rectifying and remove, adjust with the distance to the subassembly of rectifying, thereby makes the subassembly of rectifying can play the effect of rectifying to the roll web of equidimension not.

The utility model discloses further set up to: the deviation rectifying assembly comprises a supporting frame arranged on the sliding block; the deviation rectifying concave block is connected to the supporting frame; the groove is formed in the deviation rectifying concave block; a plurality of fixing rods arranged at two sides of the inner wall of the groove; and the deviation correcting sleeve is rotatably sleeved on the fixed rod and is contacted with the side surface of the roll paper.

By adopting the technical scheme, when the roll paper is wound into the winding roller, the deviation correcting sleeve on the deviation correcting concave block is abutted against the side edge of the roll paper, so that the deviation correcting sleeve rotates on the fixed rod, the deviation correcting sleeve not only can well correct the deviation of the roll paper to prevent the roll paper from transversely deviating in the winding process, but also can guide the roll paper, and the roll paper can be wound into the winding roller in order; meanwhile, the rotating deviation correcting sleeve can reduce the friction force when the deviation correcting sleeve is contacted with the side edge of the roll paper, so that the roll paper can be prevented from being damaged.

The utility model discloses further set up to: the outer surface of the deviation correcting sleeve is provided with an annular notch, and the annular notch is in contact with the side face of the roll paper.

Through adopting above-mentioned technical scheme, through setting up annular notch, can be better carry out spacing effect to the roll web to can prevent that the condition of lateral shifting from appearing in the roll web.

The utility model discloses further set up to: the adjusting component comprises sliding rails arranged on two sides of the supporting rod; the convex blocks are arranged on the two sides of the sliding block and matched with the sliding rail; the threaded hole is formed in the sliding block; the screw rod penetrates through the sliding block and is in threaded connection with the threaded hole; and a screwing part mounted on one end of the screw.

Through adopting above-mentioned technical scheme, when needs adjust the concave piece of rectifying on the support frame, revolve the portion of revolving on revolving the screw rod for the screw rod rotates, and lug and slide rail on the slider mutually support, make the slider slide on the bracing piece, the slider drives the concave piece of rectifying on the support frame and removes, thereby can adjust the distance of the concave piece of rectifying, and then make the concave piece of rectifying can play the effect of rectifying to the roll web of equidimension not.

The utility model discloses further set up to: the supporting rod is symmetrically provided with baffles, and the baffles are rotatably connected with one end of the screw rod, which deviates from the screwing part.

Through adopting above-mentioned technical scheme, through setting up the baffle, can block the slider to can support the screw rod.

The utility model discloses further set up to: the lug is hinged with a pulley towards one side face of the sliding rail, and the pulley is abutted to the sliding rail.

Through adopting above-mentioned technical scheme, through setting up the pulley, can be so that the frictional force between lug and the slide rail reduces to make the lug slide on the slide rail neatly.

The utility model discloses further set up to: and a plurality of guide rollers for guiding the roll paper are also arranged on two sides of the rack.

Through adopting above-mentioned technical scheme, through setting up the guide roll, not only can guarantee that roll web is at the not lateral shifting of rolling in-process paper web, but also can guarantee that the tension of roll web is stable.

The utility model discloses further set up to: the support frame, the deviation rectifying concave block, the fixed rod and the deviation rectifying sleeve are all made of stainless steel materials.

Through adopting above-mentioned technical scheme, be stainless steel through setting up the support frame, rectifying concave piece, dead lever and the sleeve pipe of rectifying, can be so that support frame, rectifying concave piece, dead lever and the sleeve pipe of rectifying is difficult to by oxidation and rusts to can improve the support frame, rectify concave piece, dead lever and the sheathed tube life of rectifying.

To sum up, the utility model discloses a beneficial technological effect does:

1. by arranging the connecting structure with the correction mechanism and the adjusting assembly matched with each other, when the roll paper is wound into the winding roller, the correction assembly not only can play a good role in correcting the roll paper to prevent the roll paper from transversely deviating in the winding process, but also can play a role in guiding the roll paper, so that the roll paper can be wound into the winding roller in order; the adjusting component is arranged, so that the sliding block on the supporting rod can be conveniently slid, the sliding block can drive the deviation rectifying component to move so as to adjust the distance of the deviation rectifying component, and the deviation rectifying component can achieve the effect of rectifying deviation of roll paper with different sizes;

2. the annular notch is arranged, so that the roll paper can be better limited, and the roll paper can be prevented from being transversely deviated;

3. through setting up the guide roll, not only can guarantee that roll web is at the not lateral shifting of rolling in-process paper web, but also can guarantee that the tension of roll web is stable.

Drawings

Fig. 1 is a schematic view of the whole structure of the deviation rectifying device of the gravure printing machine of the present invention;

FIG. 2 is a schematic structural diagram of the deviation correcting mechanism and the adjusting assembly of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a frame; 2. a wind-up roll; 3. a support bar; 31. a slide rail; 32. a baffle plate; 4. a slider; 41. a bump; 411. a pulley; 42. a threaded hole; 5. a support frame; 6. correcting the concave block; 61. a groove; 62. fixing the rod; 63. a deviation rectifying sleeve; 631. an annular notch; 7. a screw; 71. a screwing part; 8. and a guide roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a deviation correcting device of gravure press, include: a frame 1; and the winding rollers 2 are arranged on two sides of the rack 1, the winding wheels are used for winding the web, a plurality of guide rollers 8 are further arranged at two ends of the rack 1, the guide rollers 8 are arranged on a winding moving path of the web, the guide rollers 8 can not only ensure that the web does not laterally deviate in the winding process, but also ensure that the tension of the web is stable, and therefore the web can move along the guide rollers 8 and can be stably wound into the winding rollers 2.

As shown in fig. 1, in the present embodiment, a deviation rectifying mechanism is disposed between the guide rollers 8 and the wind-up roller 2, and the deviation rectifying mechanism is installed at two ends of the frame 1 to prevent the web from deviating laterally during the wind-up process; and should rectify the mechanism and include: the bracing piece 3 of fixed mounting in 1 both sides of this frame is the symmetry on this bracing piece 3 and is provided with slider 4, and these two sliders 4 can slide on this bracing piece 3, install the subassembly of rectifying on the top of these two sliders 4 respectively, these two subassemblies of rectifying respectively with the both sides limit mutual butt of roll web, play spacing effect in order to realize playing the roll web to can prevent the roll web the condition of lateral shifting from appearing in the in-process of rolling.

When the roll paper is wound into the winding roller 2, the two deviation rectifying assemblies not only can play a good role in rectifying the roll paper to prevent the roll paper from transversely deviating in the winding process, but also can play a role in guiding the roll paper, so that the roll paper can be wound into the winding roller 2 neatly and stably.

Specifically, as shown in fig. 2 and fig. 3, in this embodiment, the deviation rectifying assembly includes: fixed mounting is at support frame 5 on this slider 4, fixed mounting has a concave piece 6 of rectifying on this support frame 5, and be equipped with recess 61 in this concave piece 6 of rectifying, dead lever 62 and sleeve pipe 63 of rectifying, this dead lever 62 fixed mounting is on the inner wall both sides of this recess 61, and this dead lever 62 installs a plurality ofly, it is equipped with a sleeve pipe 63 of rectifying to all rotate the cover on every dead lever 62, this sleeve pipe 63 of rectifying contacts with the side of roll web each other, with play spacing effect to the roll web, thereby can prevent the roll web the condition of lateral shifting from appearing in the in-process of rolling.

When the roll paper is wound into the winding roller 2, the symmetrical deviation-rectifying concave blocks 6 are matched with two side edges of the roll paper at the same time, one side of each of the two deviation-rectifying concave blocks 6 provided with the groove 61 is sleeved on the two side edges of the roll paper in a sliding manner, and at the moment, two sides of the roll paper are respectively contacted with the deviation-rectifying sleeves 63 on the fixing rods 62, so that the deviation-rectifying sleeves 63 rotate on the fixing rods 62, the deviation-rectifying sleeves 63 can well rectify the roll paper to prevent the roll paper from being deviated transversely in the winding process, and the roll paper can be guided, so that the roll paper can be wound into the winding roller 2 in order; meanwhile, the rotating deviation correcting sleeve 63 can reduce the friction force when the deviation correcting sleeve contacts with the side edge of the roll paper, so that the roll paper can be prevented from being damaged.

Simultaneously, all seted up annular notch 631 on these outer surfaces of sleeve 63 of rectifying, the side of this annular notch 631 and roll web contacts each other, through setting up this annular notch 631, can better play spacing and the effect of direction to the roll web to can prevent the condition of lateral shifting from appearing in the in-process of roll web at the rolling.

Preferably, in this embodiment, the supporting frame 5, the deviation correcting concave block 6, the fixing rod 62 and the deviation correcting sleeve 63 are all made of stainless steel, so that the supporting frame 5, the deviation correcting concave block 6, the fixing rod 62 and the deviation correcting sleeve 63 are not easy to rust due to oxidation, and the service lives of the supporting frame 5, the deviation correcting concave block 6, the fixing rod 62 and the deviation correcting sleeve 63 can be prolonged; meanwhile, the surface of the deviation correcting sleeve 63 made of stainless steel is smooth, so that friction force generated when the deviation correcting sleeve 63 is in contact with the roll paper can be reduced, and the roll paper can be prevented from being damaged.

As shown in fig. 2, in this embodiment, the support rod 3 is further symmetrically provided with adjusting components, the two adjusting components can slide on the slide block 4 of the support rod 3, so that the slide block 4 can drive the support frame 5 and the deviation rectifying concave block 6 to move, and adjust the distance of the deviation rectifying concave block 6, so that the deviation rectifying sleeves 63 in the deviation rectifying concave block 6 can also play a role of rectifying deviation for roll paper with different sizes, and the roll paper can be orderly and stably wound into the winding roller 2.

Specifically, as shown in fig. 2, in the present embodiment, the adjusting assembly includes: slide rails 31 installed on both sides of the support bar 3; the convex block 41 is arranged on the two side surfaces of the sliding block 4 facing the sliding rail 31 and matched with the sliding rail 31; the sliding block 4 is also provided with a threaded hole 42; and a screw 7 penetrating through the sliding block 4 and in threaded connection with the threaded hole 42, wherein a screwing part 71 is fixedly mounted at one end of the screw 7 close to the rack 1, a baffle 32 is rotatably connected to the other end of the screw 7, and the bottom of the baffle 32 is fixed on the supporting rod 3 to support the screw 7.

When the correcting concave block 6 on the support frame 5 needs to be adjusted, only the screwing part 71 on the screw 7 needs to be screwed, so that the screw 7 rotates, the convex block 41 on the sliding block 4 is matched with the sliding rail 31, so that the sliding block 4 horizontally slides on the rotating screw 7, the sliding block 4 horizontally slides along the support rod 3, then the sliding block 4 drives the correcting concave block 6 on the support frame 5 to move, so that the distance of the symmetrical correcting concave block 6 can be adjusted, and further the correcting sleeves 63 in the correcting concave block 6 can play a role of correcting the roll paper with different sizes.

Preferably, the pulleys 411 are hinged to a side of the protruding blocks 41 facing the sliding rail 31, the pulleys 411 are abutted against the sliding rail 31, and the friction between the protruding blocks 41 and the sliding rail 31 can be reduced by the pulleys 411, so that the protruding blocks 41 can smoothly slide on the sliding rail 31.

The implementation principle of the embodiment is as follows: when the roll paper is wound into the winding roller 2, the screw 7 is rotated by screwing the screwing parts 71 on the symmetrical screw 7, the convex block 41 on the sliding block 4 is matched with the sliding rail 31, so that the sliding block 4 horizontally slides along the supporting rod 3, and then the sliding block 4 drives the deviation rectifying concave block 6 on the supporting frame 5 to move, so that the position adjustment of the symmetrical deviation rectifying concave block 6 is completed; then, under the guiding action of the guide rollers 8, the two side surfaces of the printed and dried roll paper simultaneously move along the grooves 61 in the deviation-correcting concave blocks 6, and the deviation-correcting sleeves 63 in the two deviation-correcting concave blocks 6 are in mutual contact with the two side surfaces of the roll paper to realize the effects of correcting and guiding the roll paper, so that the roll paper can be orderly and stably wound into the winding roller 2, and the process of winding the roll paper into the winding roller 2 is further completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A deviation rectifying device of an intaglio printing press, comprising: a frame (1); and install in the both sides of frame (1), be used for carrying out wind-up roll (2) of rolling to the roll web, install on frame (1), be used for preventing the mechanism of rectifying of roll web lateral shifting, the mechanism of rectifying includes: the supporting rods (3) are arranged on two sides of the rack (1); the sliding blocks (4) are symmetrically connected to the two sides of the supporting rod (3) in a sliding manner; and the deviation rectifying assembly is arranged on the sliding block (4) and used for rectifying deviation of the roll paper, and the supporting rod (3) is also symmetrically provided with adjusting assemblies used for sliding the sliding block (4).

2. The deviation rectifying device of an intaglio printing press according to claim 1, wherein said deviation rectifying assembly comprises: a support frame (5) arranged on the sliding block (4); a deviation rectifying concave block (6) connected to the support frame (5); a groove (61) arranged in the deviation rectifying concave block (6); a plurality of fixing rods (62) mounted on both sides of the inner wall of the groove (61); and a deviation correcting sleeve (63) rotatably sleeved on the fixed rod (62), wherein the deviation correcting sleeve (63) is in contact with the side surface of the roll paper.

3. The deviation rectifying device of intaglio printing press according to claim 2, characterized in that said deviation rectifying sleeve (63) has an annular notch (631) cut on its outer surface, said annular notch (631) being in contact with the side surface of the web.

4. The deviation rectifying device of an intaglio printing press according to claim 1, characterized in that said adjustment assembly comprises: sliding rails (31) arranged on two sides of the supporting rod (3); the convex blocks (41) are arranged on the two sides of the sliding block (4) and matched with the sliding rail (31); a threaded hole (42) formed in the slider (4); a screw rod (7) which penetrates through the sliding block (4) and is in threaded connection with the threaded hole (42); and a screw part (71) mounted on one end of the screw (7).

5. The deviation rectifying device of an intaglio printing press according to claim 4, characterized in that the support rod (3) is symmetrically provided with baffle plates (32), and the baffle plates (32) are rotatably connected with one end of the screw (7) departing from the screwing portion (71).

6. Deviation rectifying device for intaglio printing presses according to claim 4, characterized in that said projection (41) is hinged, on a side facing said sliding rail (31), with a pulley (411), said pulley (411) being in abutment with said sliding rail (31).

7. Deviation rectifying device for intaglio printing presses according to claim 1, characterized in that on both sides of said frame (1) there are also mounted a plurality of guide rollers (8) for guiding the web.

8. The deviation rectifying device of intaglio printing press according to claim 2, wherein said supporting frame (5), said deviation rectifying concave block (6), said fixing rod (62) and said deviation rectifying sleeve (63) are all made of stainless steel.