CN213108613U

CN213108613U - Printing roller adjusting device of wide printing machine

Info

Publication number: CN213108613U
Application number: CN202021484639.9U
Authority: CN
Inventors: 许文荣; 刘新
Original assignee: Jiangyin Tongcheng Machinery Co ltd
Current assignee: Jiangyin Tongcheng Machinery Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-05-04
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a printing roller adjusting device of broad width printing machine, comprising a base plate, the inside lower extreme of bottom plate is provided with the trace through the bearing activity, the equal fixed screw rod that is provided with in trace surface both ends, the one end that the screw rod is close to the inboard lateral wall of bottom plate passes through swing joint between bearing and the inboard lateral wall of bottom plate, screw rod surface both sides all close soon through the screw thread activity and are provided with the movable block, the equal activity interlude in bottom plate upper end both sides is provided with the support, the movable block upper end all is provided with the transfer line through the pivot activity, swing joint between transfer line upper end through round pin axle and the support, the support upper end is provided with the printing roller body through the pivot activity, printing roller body place pivot one end is fixed. The utility model discloses excellent in use effect can be convenient for the height of quick adjustment printing roller body, drives printing roller body pivoted belt simultaneously and also can adjust in the lump and keep the tensioning.

Description

Printing roller adjusting device of wide printing machine

Technical Field

The utility model relates to a printing machine technical field specifically is a printing roller adjusting device of broad width printing machine.

Background

A printer is a machine that prints text and images. Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

However, the height of the printing roller of the currently used printing machine is not easy to adjust according to requirements, so that the use effect of the printing roller is poor when the printing roller faces printed matters with different thicknesses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing roller adjusting device of broad width printing machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a printing roller adjusting device of a wide-width printing machine comprises a bottom plate, wherein the lower end inside the bottom plate is movably provided with a linkage rod through a bearing, the two ends of the surface of the linkage rod are both fixedly provided with a screw rod, one end of the screw rod close to the inner side wall of the bottom plate is movably connected with the inner side wall of the bottom plate through a bearing, both sides of the surface of the screw are movably screwed with moving blocks through threads, both sides of the upper end of the bottom plate are movably inserted with brackets, the upper ends of the moving blocks are respectively and movably provided with a transmission rod through a rotating shaft, the upper ends of the transmission rods are movably connected with the bracket through pin shafts, the upper end of the bracket is movably provided with a printing roller body through a rotating shaft, one end of the rotating shaft where the printing roller body is arranged is fixedly provided with a linkage belt pulley, the bottom plate upper end is close to one side fixed mounting panel that is provided with of linkage belt pulley, mounting panel outside surface is provided with straining device.

Preferably, straining device includes driving pulley, driven pulley, extrusion stem, extrusion belt pulley, the one side of keeping away from the linkage belt pulley in mounting panel upper end is provided with driving pulley through the pivot activity, the mounting panel surface is provided with driven pulley through the pivot activity at linkage belt pulley lower extreme, mounting panel surface middle part is provided with the extrusion stem through the pivot activity, extrusion stem one end is provided with the extrusion belt pulley through the pivot activity, can make the belt also can adjust in the lump and keep the tensioning when printing roller body height-adjusting through straining device.

Preferably, the rotating shaft where the extrusion rod is located is provided with a torsion spring, and the torsion spring can give a force which always rotates clockwise to the extrusion rod.

Preferably, the threads on the two sides of the surface of the screw are opposite, and the screw with the opposite threads can drive the two moving blocks to move in opposite directions when rotating.

Preferably, the middle part of the outer side surface of the linkage rod is fixedly provided with a twisting block, and the linkage rod can be conveniently rotated through a tool through the twisting block.

Preferably, the two sides of the surface of the bottom plate are both movably provided with a box door through hinges, and the box door can be opened through the hinges so as to conveniently operate components inside the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses cross and twist the movable block and rotate the trace, so can drive the screw rod through the trace and rotate, and the screw rod can drive the movable block through the screw rod when rotating and remove, and because the screw thread of every screw rod surface both sides is opposite, so can drive two movable blocks and remove to opposite direction, can pass through between the transfer line extrusion when two movable blocks are close to and move up, thereby make the printing roller body shift up, otherwise can make the printing roller body shift down when two movable blocks are kept away from, and two supports are in the linkage state during the regulation, thereby make the regulating variable of two supports can remain unanimously throughout and can not appear the error.

2. The utility model discloses when the linkage belt pulley shifts up or moves down, can make the belt also can adjust in the lump and keep the tensioning through straining device, when the linkage belt pulley shifts up, the linkage belt pulley, drive pulley, the distance increases between the driven pulley, the power that the linkage belt pulley shifted up the drive belt this moment can drive the extrusion stem and extrude the belt pulley around pivot anticlockwise rotation, so can emit the belt of certain length and make things convenient for the linkage belt pulley to shift up, and when the linkage belt pulley moves down, the linkage belt pulley, drive pulley, distance reduction can make the belt not hard up between the driven pulley, extrusion stem and extrusion belt pulley can clockwise rotation under the effect of torsional spring this moment, thereby the belt tensioning that will become flexible, so can guarantee no matter the printing roller body shifts up or move down its belt and keep the tensioning.

Drawings

Fig. 1 is a schematic view of the overall structure of a printing roller adjusting device of a wide printing machine according to the present invention;

fig. 2 is a schematic view of the overall structure of the tensioning structure of the printing roller adjusting device of the wide printing machine according to the present invention;

fig. 3 is an enlarged view of a printing roller adjusting device of a wide printing machine according to the present invention at a point a in fig. 1;

fig. 4 is a front view of a printing roller adjusting device of a broad width printing machine of the present invention.

In the figure: 1. a base plate; 2. a linkage rod; 3. a screw; 4. a moving block; 5. a support; 6. a transmission rod; 7. a printing roller body; 8. a linkage belt pulley; 9. mounting a plate; 10. a drive pulley; 11. a driven pulley; 12. an extrusion stem; 13. extruding the belt pulley; 14. screwing the block; 15. and (4) a box door.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a printing roller adjusting device of a wide-width printing machine comprises a bottom plate 1, wherein a linkage rod 2 is movably arranged at the lower end inside the bottom plate 1 through a bearing, screw rods 3 are fixedly arranged at two ends of the surface of the linkage rod 2, one ends, close to the inner side wall of the bottom plate 1, of the screw rods 3 are movably connected with the inner side wall of the bottom plate 1 through bearings, movable blocks 4 are movably screwed at two sides of the surface of the screw rods 3 through threads, supports 5 are movably inserted and arranged at two sides of the upper end of the bottom plate 1, transmission rods 6 are movably arranged at the upper ends of the movable blocks 4 through rotating shafts, the upper ends of the transmission rods 6 are movably connected with the supports 5 through pin shafts, a printing roller body 7 is movably arranged at the upper end of each support 5 through a rotating shaft, a linkage belt pulley 8 is fixedly arranged at one end of the rotating shaft where the printing roller body, the outer side surface of the mounting plate 9 is provided with a tensioning mechanism.

The tensioning mechanism comprises a driving belt pulley 10, a driven belt pulley 11, an extrusion rod 12 and an extrusion belt pulley 13, wherein the driving belt pulley 10 is movably arranged on one side of the upper end of the mounting plate 9 far away from the linkage belt pulley 8 through a rotating shaft, the driven belt pulley 11 is movably arranged on the lower end of the linkage belt pulley 8 on the surface of the mounting plate 9 through the rotating shaft, the extrusion rod 12 is movably arranged in the middle of the surface of the mounting plate 9 through the rotating shaft, the extrusion belt pulley 13 is movably arranged at one end of the extrusion rod 12 through the rotating shaft, the belt can be adjusted and kept tensioned together when the height of the printing roller body 7 is adjusted through the tensioning mechanism, a torsion spring is arranged in the rotating shaft of the extrusion rod 12, the torsion spring can give a force which rotates clockwise all the time to the extrusion rod 12, the threads on two sides of the surface of the, the fixed twisting block 14 that is provided with in the middle part of the surface of the outside of trace 2, can conveniently rotate trace 2 through the instrument through twisting block 14, bottom plate 1 surface both sides all are provided with chamber door 15 through the hinge activity, open chamber door 15 through the hinge and can conveniently operate the inside part of bottom plate 1.

The working principle is as follows: when the device is used, the printing roller body 7 needs to be adjusted to enable the printing roller body 7 to be attached to a printed object all the time, the box door 15 can be opened, then the linkage rod 2 is rotated through the twisting block 14, so that the screw rod 3 can be driven to rotate through the linkage rod 2, when the screw rod 3 rotates, the movable blocks 4 can be driven to move through the screw rod 3, and because the threads on two sides of the surface of each screw rod 3 are opposite, so that the two movable blocks 4 can be driven to move in opposite directions, when the two movable blocks 4 are close to each other, the two movable blocks can be extruded through the transmission rod 6 to move upwards, so that the printing roller body 7 moves upwards, when the two movable blocks 4 are far away from each other, the printing roller body 7 can be moved downwards, and when the two brackets 5 are adjusted, so that the adjustment amounts of the two brackets 5 can be kept consistent all the time without errors, when the printing, when the linkage belt pulley 8 moves up or down, the belt can be adjusted and kept tensioned together through the tensioning mechanism, when the linkage belt pulley 8 moves up, the distance among the linkage belt pulley 8, the driving belt pulley 10 and the driven belt pulley 11 is increased, at the moment, the linkage belt pulley 8 moves up to drive the force of the belt to drive the extrusion rod 12 and the extrusion belt pulley 13 to rotate anticlockwise around the rotating shaft, so that the belt with a certain length can be released to facilitate the linkage belt pulley 8 to move up, when the linkage belt pulley 8 moves downwards, the distance between the linkage belt pulley 8, the driving belt pulley 10 and the driven belt pulley 11 is reduced to loosen the belt, at the moment, the extrusion rod 12 and the extrusion belt pulley 13 can rotate clockwise under the action of the torsion spring, thereby with not hard up belt tensioning, so can guarantee no matter printing roller body 7 shifts up or moves down its belt and remain the tensioning throughout, this is exactly the utility model relates to a broad width printing machine's printing roller adjusting device's theory of operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a printing roller adjusting device of broad width printing machine, includes bottom plate (1), its characterized in that: the printing device is characterized in that a linkage rod (2) is movably arranged at the lower end inside the bottom plate (1) through a bearing, screw rods (3) are fixedly arranged at two ends of the surface of the linkage rod (2), one ends of the screw rods (3) close to the inner side wall of the bottom plate (1) are movably connected with the inner side wall of the bottom plate (1) through bearings, movable blocks (4) are movably screwed at two sides of the surface of the screw rods (3) through threads, supports (5) are movably inserted at two sides of the upper end of the bottom plate (1), a transmission rod (6) is movably arranged at the upper end of each movable block (4) through a rotating shaft, the upper end of each transmission rod (6) is movably connected with each support (5) through a pin shaft, a printing roller body (7) is movably arranged at the upper end of each support (5) through, the mounting plate (9) is fixedly arranged on one side, close to the linkage belt pulley (8), of the upper end of the bottom plate (1), and the tensioning mechanism is arranged on the outer side surface of the mounting plate (9).

2. The printing roller adjusting device of a wide format printing machine according to claim 1, characterized in that: straining device includes drive pulley (10), driven pulley (11), extrusion stem (12), extrusion pulley (13), one side of keeping away from linkage belt pulley (8) in mounting panel (9) upper end is provided with drive pulley (10) through the pivot activity, mounting panel (9) surface is provided with driven pulley (11) through the pivot activity at linkage belt pulley (8) lower extreme, mounting panel (9) surface middle part is provided with extrusion stem (12) through the pivot activity, extrusion stem (12) one end is provided with extrusion belt pulley (13) through the pivot activity.

3. The printing roller adjusting device of a wide format printing machine according to claim 2, characterized in that: and a torsion spring is arranged on the rotating shaft where the extrusion rod (12) is located.

4. The printing roller adjusting device of a wide format printing machine according to claim 1, characterized in that: the threads on the two sides of the surface of the screw rod (3) are opposite.

5. The printing roller adjusting device of a wide format printing machine according to claim 1, characterized in that: and a twisting block (14) is fixedly arranged in the middle of the outer side surface of the linkage rod (2).

6. The printing roller adjusting device of a wide format printing machine according to claim 1, characterized in that: and the two sides of the surface of the bottom plate (1) are both movably provided with a box door (15) through hinges.