CN111993785B

CN111993785B - Printing machine

Info

Publication number: CN111993785B
Application number: CN202010893942.2A
Authority: CN
Inventors: 黄荣章
Original assignee: Shenzhen Qianhua Technology Co ltd
Current assignee: Shenzhen Qianhua Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2022-07-05
Anticipated expiration: 2040-08-31
Also published as: CN111993785A

Abstract

The invention discloses a printing machine, which structurally comprises an inking roller, a transmission belt, a motor, a transmission case, an ink nozzle, an ink conveying pipe and a control case, wherein the inking roller is fixed at the upper end of the transmission belt, the top of the motor is movably clamped with the interior of the transmission case, the ink nozzle is connected with two ends of the ink conveying pipe in a nested manner, the control case is fixed on the opposite surface of the motor, the inking roller comprises a roller body, a damping sleeve and a transmission shaft, the left side and the right side of the roller body are excessively matched with the transmission shaft, and the damping sleeve is movably clamped with the transmission shaft. The shaking force is inhibited, and the problem of uneven printing fonts and pictures caused by shaking of a transmission shaft of the equipment is solved.

Description

Printing machine

Technical Field

The invention relates to the field of printing, in particular to a printing machine.

Background

The printing machine is a machine for printing images and characters, and the current printing machine generally comprises mechanisms such as plate loading, ink coating, stamping, folding and the like, so that a printed matter identical to a printing template is copied; the prior art of the current printing machine has the following defects: in the printing process, the inking roller is in a cylindrical shape and has a smooth surface, so that the inking roller is in long-time friction collision with printing paper of the inking roller in long-time use and rotation operation, the thickness of the paper is thinner, the inking roller directly collides with other rollers to cause unsmooth roller, the elasticity and the viscosity are uncomfortable, the inking roller rotates in the printing process to generate the phenomenon of up-and-down jumping, the ink inking is not uniform during printing, and printed matters printed by the printing machine have the problems of discontinuous fonts and unclear pictures.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a printing machine to solve the problems that in the printing process of the prior art, an inking roller is in a cylindrical shape and has a smooth surface, and is in long-time friction collision with printing paper during long-time use and rotation operation, the thickness of the added paper is thinner, and the inking roller directly collides with other rollers to cause unsmooth roller and uncomfortable elasticity and viscosity, so that the phenomenon of vertical jumping caused by rotation in the printing process is caused, ink inking is not uniform during printing, and printed matters printed by the printing machine have intermittent characters and unclear pictures.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a printing machine, its structure includes form ink roller, transmission band, motor, transmission case, black nozzle, inking pipe, control box, form ink roller both ends are connected with transmission case inside engagement, motor top and the inside activity block of transmission case, black nozzle and inking pipe both ends nested connection, the transmission band both ends are connected with transmission case inside engagement, the control box is fixed at inking pipe left side position, its characterized in that: the form roller includes roll body, shock attenuation cover, transmission shaft, the roll body left and right sides excessively cooperates with the transmission shaft, shock attenuation cover and transmission shaft activity block.

The invention is further improved, the roller body comprises silicon rubber, a restorer and springs, the inner wall of the silicon rubber is in interference fit with the top of the restorer, two ends of each spring are connected with the top of the restorer through bolts, the restorer is provided with sixteen restorers, eight of the restorers are arranged in one row, the two rows are formed in total, and the supports at the lower ends are of Y-shaped structures.

The invention is further improved, the restorer comprises a support frame fixing plate, a self-rotating wheel and a restoring roller, the upper end of the support frame is connected with the self-rotating wheel in a nested mode, the surface of the fixing plate is connected with the inner surface of the support frame in a riveting mode, the left side and the right side of the restoring roller are respectively connected with the inner portion of the self-rotating wheel in a meshed mode, sixteen restoring rollers are arranged, and the restoring rollers are cylindrical.

The invention is further improved, the reset roller comprises elastic balls, limiting blocks, anti-falling balls, elastic frames and stress plates, the bottoms of the elastic balls are movably matched with the surfaces of the stress plates, the lower surfaces of the limiting blocks are movably clamped with the upper surfaces of the anti-falling balls, the elastic frames are in clearance fit with the surfaces of the stress plates, twelve elastic balls are arranged, six elastic balls are arranged in a row, and three elastic frames push the elastic balls through the stress plates.

The shock absorption device is further improved, the shock absorption sleeve comprises four buffer blocks, four protection covers and four anti-shaking devices, the buffer blocks are fixed on the inner side of the protection covers, the tops of the buffer blocks are fixedly connected with the top ends of the anti-shaking devices in an embedded mode, the protection covers are provided with four pieces, the anti-shaking devices are in a semi-circular arc shape, and the buffer blocks are provided with four pieces, the anti-shaking devices are in a semi-circular arc shape.

The anti-shake device is further improved, the anti-shake device comprises a sleeve, a threaded rod and four movable ejector rods, the inner portion of the sleeve is in threaded connection with the surface of the threaded rod, the bottoms of the movable ejector rods are hinged with the outer surface of the sleeve, and the movable ejector rods are arc-shaped and long.

Advantageous effects

Compared with the prior art, the invention has the following beneficial effects;

1. the invention repairs the surface of the inking roller in time after the surface of the inking roller is concave-convex through the rotation in the repositor, ensures the smoothness and the flatness of the inking roller in the using process and effectively solves the problem that the inking roller is uneven in the printed characters and pictures of a printer due to the unevenness generated by the impact in the using process.

2. The invention uses the damping sleeve to damp and prevent the vibration of the transmission shaft on the inking roller of the printer, and uses the buffer block to coat the transmission shaft, so that the vibration force caused by the movement of the equipment during the operation of the inking roller can be correspondingly offset by the damping sleeve and the anti-vibration device, and the anti-vibration device can further press down the inking roller to inhibit the vibration force, thus the problem of uneven printing characters and pictures caused by the vibration of the transmission shaft can be solved by the printer equipment.

Drawings

FIG. 1 is a schematic view of a printing press according to the present invention.

Fig. 2 is a schematic perspective view of an ink form roller according to the present invention.

Fig. 3 is a schematic view of the inner plane structure of an ink form roller according to the present invention.

Fig. 4 is a schematic structural diagram of a front view plane of a repositor according to the present invention.

Fig. 5 is a schematic structural diagram of an internal structure of a reset roller according to the present invention.

FIG. 6 is a schematic view of a shock absorbing cover with a right-view internal cross-section according to the present invention.

Fig. 7 is a schematic three-dimensional structure diagram of an anti-shake apparatus according to the present invention.

In the figure: an inking roller-1, a transmission belt-2, a motor-3, a transmission case-4, an ink nozzle-5, an ink conveying pipe-6, a control case-7, a roller body-11, a shock absorption sleeve-12, a transmission shaft-13, silicon rubber-111, a restorer-112, a spring-113, a support frame-a 1, a fixing plate-a 2, a self-rotating wheel-a 3, a restoring roller-a 4, an elastic ball-a 41, a limiting block-a 42, an anti-dropping ball-a 43, an elastic frame-a 44, a stress plate-a 45, a buffer block-121, a protective cover-122, an anti-shaking device-123, a sleeve-b 1, a threaded rod-b 2 and a movable ejector rod-b 3.

Detailed Description

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

The invention is further described below with reference to the accompanying drawings:

example 1

As shown in figures 1 to 5:

its structure includes form ink roller 1, transmission band 2, motor 3, transmission case 4, black nozzle 5, inking pipe 6, control box 7, form ink roller 1 both ends are connected with 4 inside engagements of transmission case, 3 tops of motor and 4 inside movable block of transmission case,

black nozzle

5 and 6 both ends nested connection of inking pipe, 2 both ends of transmission band are connected with 4 inside engagements of transmission case, control box 7 is fixed at 6 left positions of inking pipe, its characterized in that: form roller 1 includes roll body 11, shock attenuation cover 12, transmission shaft 13, the roll body 11 left and right sides excessively cooperates with transmission shaft 13, shock attenuation cover 12 and the movable block of transmission shaft 13.

Wherein, the roll body 11 includes silicon rubber 111, restorer 112, spring 113, 111 inner walls of silicon rubber and restorer 112 top interference fit, 113 both ends of spring and restorer 112 top bolted connection, restorer 112 is equipped with sixteen, and eight are one row, totally two rows, and the lower extreme support is the crotch shape, and wherein restorer 112 mainly resets for the silicon rubber 111 that appears fast, avoids using to cause unnecessary trouble to follow-up equipment.

The repositor 112 comprises a supporting frame a1 fixing plate a2, a self-rotating wheel a3 and a repositioning roller a4, the upper end of the supporting frame a1 is connected with the self-rotating wheel a3 in a nested mode, the surface of the fixing plate a2 is connected with the inner surface of the supporting frame a1 in a riveting mode, the left side and the right side of the repositioning roller a4 are respectively connected with the self-rotating wheel a3 in an inner meshed mode, sixteen repositioning roller a4 are arranged, the shape of the repositioning roller a4 is cylindrical, and the repositioning roller a4 is beneficial to timely repairing and repositioning through rolling extrusion inside when equipment deforms.

The reset roller a4 comprises an elastic ball a41, a limiting block a42, an anti-falling ball a43, an elastic frame a44 and a stress plate a45, the bottom of the elastic ball a41 is movably matched with the surface of the stress plate a45, the lower surface of the limiting block a42 is movably clamped with the upper surface of the anti-falling ball a43, the elastic frame a44 is in clearance fit with the stress plate a45, twelve elastic balls a41 are arranged, every six elastic balls are in a row, three elastic frames a44 are arranged, the elastic balls a41 are pushed through the stress plate a45, and the elastic balls a41 are favorable for being pushed by the internal elastic frame a44 during movement to impact and reset with the silicon rubber 111 of the elastic balls, and the surfaces of the elastic balls are not damaged.

The specific working principle is as follows:

the invention starts the device by the control box 7, the motor 3 respectively drives the transmission belt 2 and the inking roller 1 to rotate, then the ink pipe 6 conveys the printed ink to the ink nozzle 5, the ink nozzle 5 sprays ink to the device, the inking roller 1 and the printing roller run together to print the printing paper, in order to avoid the condition that the surface of the inking roller 1 is worn and uneven when the inking roller 1 prints, firstly, the surface of the roller body 11 adopts the silicon rubber 111, the surface of the rubber is smooth and flat, the resilience is strong, the restorer 112 is pressed against the silicon rubber 111 up and down under the action of the rotating centrifugal force by the internal spring 113, the restoring roller a4 on the restorer 112 is driven to rotate by the centrifugal force when the inking roller 1 rotates, at the moment, the rotating restoring roller a4 impacts the silicon rubber 111 through the embedded elastic ball a41, the convex part of the rubber 111 is knocked outwards, therefore, the redundant silicon rubber 111 inside the ink form roller can be knocked to fill the thin part after friction, in order to avoid the falling of the elastic ball a41 during impact, the anti-falling ball a43 is embedded and fixed on two sides of the ink form roller, if the pushing force given by the elastic frame a44 is too large, the anti-falling ball only pushes against the limiting block a42 and cannot extrude the limiting block a 3878.

Example 2:

as shown in fig. 6 to 7:

wherein, damping sleeve 12 includes buffer block 121, protecting cover 122, anti-shake ware 123, buffer block 121 is fixed at the protecting cover 122 inboardly, buffer block 121 top and anti-shake ware 123 top are embedded to be connected anti-shake ware 123 is equipped with four, protecting cover 122 is equipped with four, for the semicircle arc shape, buffer block 121 is equipped with four, the semicircle arc shape, and wherein buffer block 121 is favorable to equipment to produce the shake in the operation and carries out a buffering to its shaking power to eliminate the shake.

Wherein, anti-shake ware 123 includes sleeve b1, threaded rod b2, activity ejector pin b3, sleeve b1 is inside to be connected with threaded rod b2 surface threaded connection, activity ejector pin b3 bottom is connected with sleeve b1 surface is articulated, activity ejector pin b3 is equipped with four, is the long strip shape of arc, and wherein activity ejector pin b3 is favorable to when transmission shaft 13 operation shake, and the articulated connection through activity ejector pin b3 is at the activity of going on threaded rod b2, does one to its buffer power and offsets, can also withstand transmission shaft 13 through the top and reduce the shake and eliminate the shake.

The specific working principle is as follows:

the invention uses the damping sleeve 12 to damp and prevent the vibration of the transmission shaft 13 on the inking roller 1 of the printing machine, and uses the buffer block 121 to coat the transmission shaft 13, but does not affect the normal use of the equipment, when the vibration of the equipment is decomposed and reduced by the anti-vibration device 123 which is fixedly connected with the buffer block 121, the vibration of the equipment is transmitted to the buffer block 121 by the transmission shaft 13 which is vibrated, the movable push rod b3 on the buffer block 121 is hinged, so the vibration force is contracted and expanded outwards and back and forth, and is effectively decomposed when transmitted to the movable push rod b3, when the movable push rod b3 is contracted by the meshing connection of the threaded rod b2 and the sleeve b1, the transmission shaft 13 is pressed down in a phase, the invention effectively counteracts the vibration force caused by the movement of the equipment when the inking roller 1 is operated by the damping sleeve 12 and the anti-vibration device 123, the anti-shake device 123 is further pressed down to suppress shaking power, so that the equipment solves the problem of uneven printing fonts and pictures caused by shaking of the transmission shaft 13.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a printing machine, its structure includes form roller (1), transmission band (2), motor (3), transmission case (4), china ink nozzle (5), inking pipe (6), control box (7), form roller (1) both ends are connected with transmission case (4) inside engagement, motor (3) top and transmission case (4) inside activity block, china ink nozzle (5) and inking pipe (6) both ends nested connection, transmission band (2) both ends are connected with transmission case (4) inside engagement, control box (7) are fixed at inking pipe (6) left side position, its characterized in that:

the inking roller (1) comprises a roller body (11), a damping sleeve (12) and a transmission shaft (13), wherein the left side and the right side of the roller body (11) are in transition fit with the transmission shaft (13), and the damping sleeve (12) is movably clamped with the transmission shaft (13);

the roller body (11) comprises silicon rubber (111), a restorer (112) and a spring (113), the inner wall of the silicon rubber (111) is in interference fit with the top of the restorer (112), and two ends of the spring (113) are connected with the top of the restorer (112) through bolts;

the repositor (112) comprises a supporting frame (a1), a fixing plate (a2), a self-rotating wheel (a3) and a repositioning roller (a4), wherein the upper end of the supporting frame (a1) is connected with the self-rotating wheel (a3) in a nested manner, the surface of the fixing plate (a2) is connected with the inner surface of the supporting frame (a1) in a riveting manner, and the left side and the right side of the repositioning roller (a4) are respectively connected with the self-rotating wheel (a3) in an engaged manner;

the reset roller (a4) comprises an elastic ball (a41), a limiting block (a42), an anti-falling ball (a43), an elastic frame (a44) and a stress plate (a45), the bottom of the elastic ball (a41) is movably matched with the surface of the stress plate (a45), the lower surface of the limiting block (a42) is movably clamped with the upper surface of the anti-falling ball (a43), and the elastic frame (a44) is in clearance fit with the stress plate (a 45);

the shock absorption sleeve (12) comprises a buffer block (121), a protective cover (122) and an anti-shaking device (123), the buffer block (121) is fixed on the inner side of the protective cover (122), and the top of the buffer block (121) is fixedly connected with the top end of the anti-shaking device (123);

anti-shake ware (123) include sleeve (b1), threaded rod (b2), activity ejector pin (b3), sleeve (b1) inside and threaded rod (b2) surface threaded connection, activity ejector pin (b3) bottom is connected with sleeve (b1) surface is articulated.