CN219769397U - Web printing press capable of performing skew adjustment of cylinder without stopping - Google Patents

Abstract

The utility model relates to the technical field of printing equipment, and discloses a web printing machine capable of performing roller skew adjustment without stopping. According to the utility model, by additionally arranging the two cooling rollers at the front end and the rear end, the surface temperature of the paper is effectively controlled, the effective control of the surface temperature of the paper is ensured after the secondary cooling, the phenomenon of reverse pulling caused by excessive surface temperature due to insufficient temperature reduction after the traditional one-time water cooling is avoided, the loss is reduced, the use cost is reduced, one end lower side of the gear mechanism is tangent to the surface of the skewable printing plate mechanism, the paper surface wrinkling is effectively prevented, the paper surface wrinkling is overlapped, the rolling is compact, the operation quality is improved, the use is more convenient under the cooperation of the guide plate and the storage box, the continuity of paper collection operation can be ensured, and the working efficiency is greatly improved.

Description

Web printing press capable of performing skew adjustment of cylinder without stopping

Technical Field

The utility model relates to the technical field of printing equipment, in particular to a web printing machine capable of performing roller skew adjustment without stopping.

Background

The prior patent (publication number: CN 203236817U) discloses a web printing machine capable of performing cylinder skew adjustment without stopping, which comprises a plate cylinder, a blanket cylinder and an impression cylinder, wherein one end of the plate cylinder is sleeved with an eccentric shaft sleeve, and the eccentric shaft sleeve is connected with a power device for driving the eccentric shaft sleeve to rotate. The utility model can realize the rapid adjustment of the web press without stopping the machine, avoid the waste of raw materials and improve the working efficiency.

The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. during printing, the surface temperature of the paper is too high, and the traditional primary cooling process causes insufficient temperature drop due to the fact that the paper only passes through the cooling roller once, so that the phenomenon of 'reverse pulling' of the bar code of the printed matter at the winding core during winding is prominent due to the fact that the temperature is too high, the rejection rate is high, and the product quality is affected; 2. the lack of a storage device for printing paper, the paper scattering and inconvenient regular and unified collection result in the increase of the workload of workers and the reduction of the working efficiency, so that a roll paper printing machine capable of performing the skew adjustment of a roller without stopping is provided by a person skilled in the art to solve the problems in the background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a web printing machine capable of performing skew adjustment on a roller without stopping, which is characterized in that two cooling rollers positioned at the front end and the rear end are additionally arranged, so that the surface temperature of paper is effectively controlled, the surface temperature of the paper is effectively controlled after secondary cooling, the phenomenon of reverse pulling caused by excessive surface temperature due to insufficient temperature reduction after traditional disposable water cooling is avoided, the loss is reduced, the use cost is reduced, the lower side of one end of a gear mechanism is tangent to the surface of a skew printing plate mechanism, paper surface wrinkles are effectively prevented, the paper is overlapped, the winding is compact, the operation quality is improved, the use is more convenient under the cooperation of a guide plate and a storage box, the continuous paper collecting operation can be ensured, and the working efficiency is greatly improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a can not shut down and carry out web printing machine of crooked adjustment of cylinder, includes the frame, the front and back end of frame up end one side all is fixed to be provided with first curb plate, two the relative one side of first curb plate rotates and is provided with first chill roll, the front and back end of frame up end opposite side all is fixed to be provided with second curb plate, two the relative one side of second curb plate is rotated from top to bottom and is provided with crooked printing plate mechanism, second chill roll and rubber roll respectively, the case has been placed to one side that is close to second curb plate of frame up end, the rear end face one side of frame inboard is located the rotation of first curb plate lower extreme and is provided with the axis of rotation, the rear end face opposite side of frame inboard is located second curb plate lower extreme fixedly through the fixing base and is provided with driving motor, first chill roll and second chill roll pass through the transfer line connection;

a gear mechanism is fixedly arranged on the outer side edge of one side of the upper end face of the second side plate, a servo motor is fixedly arranged at the position, close to the upper end, of the rear end face of the second side plate positioned at the rear end, a guide plate is fixedly arranged at the position, close to the middle point, of one side of the second side plate close to the storage box, a worm is fixedly sleeved at the output end of the servo motor, a third synchronous wheel, a second belt wheel and a first belt wheel are fixedly sleeved at the positions, close to the rear end, of the first cooling roller, the second cooling roller and the rubber roller respectively, and the output end of the driving motor and the rear end of the rotating shaft penetrate through the rear end face of the frame and are fixedly provided with a first synchronous wheel and a second synchronous wheel;

through the technical scheme, one end lower side of the gear mechanism is tangent to the surface of the skew printing plate mechanism, paper surface wrinkles are effectively prevented, the paper surface wrinkles are overlapped, the winding is compact, the operation quality is improved, meanwhile, paper passes through the cooling roller twice, the surface temperature of the paper is promoted to obtain a temperature control effect, the reverse pulling phenomenon of disposable cold water treatment is avoided, and the paper loss is reduced.

Further, the skewable printing plate mechanism comprises a printing plate cylinder, wherein an eccentric shaft sleeve is fixedly sleeved on the outer side of the printing plate cylinder, and a turbine is fixedly sleeved on the outer side of the eccentric shaft sleeve;

through the technical scheme, the relative positions of the paper and the printing unit are ensured to be fixed in the adjustment process, the paper cannot be affected unevenly, smooth printing can be ensured, and the quality of printed matters is ensured.

Further, the skewable printing plate mechanism rotates anticlockwise, the first cooling roller, the second cooling roller and the rubber roller rotate clockwise, and the turbine is connected with the worm in a meshed manner;

through the technical scheme, the servo motor is driven to drive the worm, the worm is meshed with the turbine, the worm drives the turbine, and then the turbine drives the eccentric shaft sleeve to rotate.

Further, the gear mechanism comprises two fixed blocks, the two fixed blocks are respectively and fixedly arranged on the upper end faces of the two second side plates, a rotating rod is rotatably arranged on the upper end faces of the two fixed blocks through a limiting sleeve, and a baffle is fixedly arranged on a rod body outside the rotating rod;

through above-mentioned technical scheme for the dwang is fixed at the fixed block up end by pivoted, guarantees under the stability of dwang, also can rotate flip, can clear up winding or the paper of roll on the roller fast.

Further, the guide plate is in a downward sliding inclined shape, the lower end of the guide plate is erected on one side edge of the upper end face of the storage box, and the upper half inclined end of the guide plate is positioned at the right lower end of the gear mechanism;

through above-mentioned technical scheme, be favorable to the paper to be by on the gear mechanism guide deflector, automatic landing is deposited the incasement, convenient to use need not manual collection.

Further, the two first synchronous wheels are connected through a second belt, and the second synchronous wheel positioned on the rotating shaft of the two second synchronous wheels is connected with the third synchronous wheel through a third belt;

through the technical scheme, the first cooling roller is driven by the driving motor synchronously, so that the first cooling roller and the second cooling roller and the rubber roller synchronously rotate in the same direction.

Further, the feeding end of the infusion tube penetrates through the second cooling roller, the feeding port is positioned at the midpoint of the rear end of the second cooling roller, the discharging end of the infusion tube penetrates through the first cooling roller, and the discharging port is positioned at the midpoint of the rear end of the first cooling roller;

through the technical scheme, after the cooling water is accessed from the feed inlet, loop circulation is formed in the loop-shaped guide path of the infusion tube, so that energy loss is reduced, and the utilization rate is improved.

The utility model has the following beneficial effects:

1. according to the web printing machine capable of performing roller skew adjustment without stopping, the two cooling rollers at the front end and the rear end are additionally arranged, so that the surface temperature of paper is effectively controlled, the effective control of the surface temperature of the paper is ensured after secondary cooling, the phenomenon of reverse pulling caused by excessive surface temperature due to insufficient temperature reduction after traditional one-time water cooling is avoided, the loss is reduced, and the use cost is reduced.

2. According to the web printing machine capable of performing roller skew adjustment without stopping, the lower side of one end of the gear mechanism is tangent to the surface opposite to the skew printing plate mechanism, so that paper surface wrinkles are effectively prevented, the paper surface is overlapped, the winding is compact, the operation quality is improved, the web printing machine is more convenient to use under the cooperation of the guide plate and the storage box, the continuity of paper collection operation can be guaranteed, and the working efficiency is greatly improved.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A in accordance with the present utility model;

FIG. 3 is a schematic rear view of the present utility model;

fig. 4 is a partial front cross-sectional view of the present utility model.

Legend description:

1. a frame; 2. a first side plate; 3. a first cooling roller; 4. an infusion tube; 5. a skewable printing plate mechanism; 501. an eccentric shaft sleeve; 502. a turbine; 503. a plate cylinder; 6. a second side plate; 7. a gear mechanism; 701. a rotating lever; 702. a limit sleeve; 703. a baffle; 704. a fixed block; 8. a servo motor; 9. a guide plate; 10. a storage case; 11. a second cooling roller; 12. a rubber roller; 13. a worm; 14. a first belt pulley; 15. a second belt pulley; 16. a first belt; 17. a first synchronous wheel; 18. a second synchronous wheel; 19. a second belt; 20. a third synchronizing wheel; 21. a third belt; 22. and driving the motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, one embodiment provided by the present utility model is: the web printing press capable of performing cylinder skew adjustment without stopping comprises a frame 1, wherein a first side plate 2 is fixedly arranged at the front end and the rear end of one side of the upper end surface of the frame 1, a first cooling roller 3 is rotatably arranged at one side opposite to the two first side plates 2, a second side plate 6 is fixedly arranged at the front end and the rear end of the other side of the upper end surface of the frame 1, a skew printing plate mechanism 5, a second cooling roller 11 and a rubber roller 12 are rotatably arranged at one side opposite to the two second side plates 6 from top to bottom respectively, the two first side plates 2 and the second side plates 6 provide mounting brackets for the first cooling roller 3, the skew printing plate mechanism 5, the second cooling roller 11 and the rubber roller 12, the first cooling roller 3, the skew printing plate mechanism 5, the second cooling roller 11 and the rubber roller 12 can stably and stably rotate, a storage box 10 is arranged at one side of the upper end surface of the frame 1, a rear end surface side of the inner side of the frame 1 is rotatably arranged at the lower end of the first side plate 2, a rotating shaft is arranged at the other side of the rear end surface of the inner side of the frame 1, the frame is fixedly arranged at the lower end of the second side plate 6, a driving motor 22 is fixedly arranged at the lower end of the second side of the frame 6, and is connected with a cooling roller 11 through a cooling tube 11, and a cooling tube 11 is connected with a cooling roller 11 through a cooling tube 11;

the gear mechanism 7 is fixedly arranged on the outer side edge of one side of the upper end face of the two second side plates 6, the servo motor 8 is fixedly arranged at the position, close to the upper end, of the rear end face of the second side plate 6 at the rear end, the guide plate 9 is fixedly arranged at the position, close to the middle point, of one side of the two second side plates 6 close to the storage box 10, the worm 13 is fixedly sleeved at the output end of the servo motor 8, the third synchronous wheel 20, the second belt pulley 15 and the first belt pulley 14 are fixedly sleeved at the positions, close to the rear end, of the first cooling roller 3, the second cooling roller 11 and the rubber roller 12 respectively, the output end of the driving motor 22 and the rear end of the rotating shaft penetrate through the rear end face of the frame 1 and are fixedly provided with the first synchronous wheel 17 and the second synchronous wheel 18, the rotating speed of the rotor of the servo motor 8 is controlled by input signals and can react quickly, and the servo motor is used as an executing element in an automatic control system and has the characteristics of small electromechanical time constant, high linearity and starting voltage, and the received electric signals can be converted into angular displacement or angular velocity output on the motor shaft. So that an automatic micro-angle skew adjustment of the cylinder of the web press can be achieved with the servo motor 8.

The skew printing plate mechanism 5 comprises a printing plate cylinder 503, an eccentric shaft sleeve 501 is fixedly sleeved outside the printing plate cylinder 503, a turbine 502 is fixedly sleeved outside the eccentric shaft sleeve 501, the relative position of paper and a printing unit is ensured to be unchanged in the adjustment process, the paper is not affected unevenly, the smooth printing is ensured, and the quality of a printed product is ensured. The skew printing plate mechanism 5 rotates anticlockwise, the first cooling roller 3, the second cooling roller 11 and the rubber roller 12 rotate clockwise, the worm wheel 502 is meshed with the worm 13, the servo motor 8 is driven to drive the worm 13, the worm 13 is meshed with the worm wheel 502, the worm 13 drives the worm wheel 502, and then the worm wheel 502 drives the eccentric shaft sleeve 501 to rotate.

The gear mechanism 7 comprises two fixing blocks 704, the two fixing blocks 704 are respectively and fixedly arranged on the upper end faces of the two second side plates 6, the upper end faces of the two fixing blocks 704 are rotatably provided with rotating rods 701 through limiting sleeves 702, baffle plates 703 are fixedly arranged on the outer rod bodies of the rotating rods 701, the rotating rods 701 are fixedly arranged on the upper end faces of the fixing blocks 704 in a rotating mode, the rotating rods 701 can be guaranteed to be stably turned, the turnover cover can be rotated, paper wound or rolled on a roller can be rapidly cleaned, the guide plates 9 are in a downward-sliding inclined shape, the lower ends of the guide plates 9 are arranged on one side edge of the upper end face of the storage box 10, the upper half inclined ends of the guide plates 9 are located at the right lower end of the gear mechanism 7, and the paper can automatically slide into the storage box 10 after being guided by the guide plates 9 by the gear mechanism 7.

The two first synchronizing wheels 17 are connected through the second belt 19, the second synchronizing wheel 18 positioned on the rotating shaft of the two second synchronizing wheels 18 is connected with the third synchronizing wheel 20 through the third belt 21, the driving motor 22 is favorable for synchronously driving the first cooling roller 3 to synchronously rotate in the same direction with the second cooling roller 11 and the rubber roller 12, the feeding end of the infusion tube 4 penetrates through the second cooling roller 11 and the feeding hole is positioned at the midpoint of the rear end of the second cooling roller 11, the discharging end of the infusion tube 4 penetrates through the first cooling roller 3 and the discharging hole is positioned at the midpoint of the rear end of the first cooling roller 3, and after cooling water is connected through the feeding hole, loop circulation is formed in a loop guide path of the infusion tube 4, so that energy loss is reduced, and the utilization rate is improved.

Working principle: during the use, the cooling water is injected by the feed inlet of transfer line 4, because transfer line 4 runs through cooling roller 3 and No. two cooling rollers 11 and inside formation return circuit flows, the paper after the printing carries out the first cooling through cooling roller 3, make paper surface first time reduce, pass through No. two cooling roller 11 lower extreme feed papers, the paper gets into No. two cooling roller 11, around No. two cooling roller 11 a week, carry out the second cooling, make paper surface temperature reduce once more, but the paper passes through the upper end that can skew printing plate mechanism 5 at last, by the arc baffle 703 of upper end leads, and form relative chamfer between arc baffle 703 and the paper, impel the paper whereabouts deflector 9, finally there is deflector 9 upper end to slide to depositing in the case 10.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. A web printing press capable of performing cylinder skew adjustment without stopping, comprising a frame (1), characterized in that: the front end and the rear end of one side of the upper end face of the rack (1) are fixedly provided with a first side plate (2), one side opposite to the first side plate (2) is rotatably provided with a first cooling roller (3), the front end and the rear end of the other side of the upper end face of the rack (1) are fixedly provided with a second side plate (6), one side opposite to the second side plate (6) is rotatably provided with a skew printing plate mechanism (5), a second cooling roller (11) and a rubber roller (12) from top to bottom respectively, one side, close to the second side plate (6), of the upper end face of the rack (1) is provided with a storage box (10), one side, close to the second side plate (6), of the rear end face of the inner side of the rack (1) is provided with a rotating shaft in a rotating mode, the other side, close to the rear end face of the inner side of the rack (1), of the second side plate (6) is fixedly provided with a driving motor (22) through a fixing seat, and the first cooling roller (3) and the second cooling roller (11) are connected through a transfusion tube (4);

two the fixed gear mechanism (7) that is provided with in one side outside of No. two curb plates (6) up end, two the rear end that No. two curb plates (6) are located No. two curb plates (6) of rear end is by the fixed servo motor (8) that is provided with in upper end department, two No. two curb plates (6) are close to one side of depositing case (10) and lean on the mid point department fixed deflector (9), servo motor (8) output fixed cover is equipped with worm (13), no. one chill roll (3), no. two chill roll (11) and rubber roller (12) lean on the rear end fixed cover respectively and be equipped with No. three synchronizing wheel (20), no. two belt pulley (15) and No. one belt pulley (14), the output of driving motor (22) and axis of rotation rear end all run through frame (1) rear end and all fixedly are provided with No. one synchronizing wheel (17) and No. two synchronizing wheel (18).

2. A web printing press capable of performing cylinder skew adjustment without stopping according to claim 1, wherein: the utility model provides a but printing plate mechanism (5) skew includes plate cylinder (503), the fixed cover in plate cylinder (503) outside is equipped with eccentric shaft sleeve (501), the fixed cover in eccentric shaft sleeve (501) outside is equipped with turbine (502), but printing plate mechanism (5) skew is anticlockwise rotatory, cooling roller (3), no. two cooling roller (11) and rubber roller (12) are clockwise rotation, turbine (502) are connected with worm (13) meshing.

3. A web printing press capable of performing cylinder skew adjustment without stopping according to claim 1, wherein: the gear mechanism (7) comprises two fixed blocks (704), the two fixed blocks (704) are respectively and fixedly arranged on the upper end faces of the two second side plates (6), the two upper end faces of the two fixed blocks (704) are rotatably provided with rotating rods (701) through limiting sleeves (702), and baffle plates (703) are fixedly arranged on the outer side rod bodies of the rotating rods (701).

4. A web printing press capable of performing cylinder skew adjustment without stopping according to claim 1, wherein: the guide plate (9) is in a downward sliding inclined shape, the lower end of the guide plate is erected on one side edge of the upper end face of the storage box (10), and the upper half inclined end of the guide plate (9) is located at the right lower end of the gear mechanism (7).

5. A web printing press capable of performing cylinder skew adjustment without stopping according to claim 1, wherein: the two first synchronizing wheels (17) are connected through a second belt (19), and the second synchronizing wheels (18) positioned on the rotating shaft of the two second synchronizing wheels (18) are connected with the third synchronizing wheel (20) through a third belt (21).

6. A web printing press capable of performing cylinder skew adjustment without stopping according to claim 1, wherein: the feeding end of the infusion tube (4) penetrates through the second cooling roller (11) and the feeding port is located at the middle point of the rear end of the second cooling roller (11), and the discharging end of the infusion tube (4) penetrates through the first cooling roller (3) and the discharging port is located at the middle point of the rear end of the first cooling roller (3).