Summary of the invention
The object of this invention is to provide a kind of ink extrusion device, the ink that can carry out automation is extruded, and the offset press ink fountain realizing automation feeds in raw material, and avoids the loaded down with trivial details of manual operation, also ensure that effect extruded by good ink, quantity of ink residual in printing ink package thing is few.Extrude ink to be evenly distributed in ink fountain, make the ink thickness uniformity of diverse location on ink foundation roller good, good printing effect can be ensured.
For achieving the above object, the invention provides a kind of ink extrusion device, described ink extrusion device is for extruding the ink in printing ink package thing, and described ink extrusion device comprises:
Cross slide way platform, above the ink reservoir being set up in offset press, described cross slide way platform comprises cross slide way and the first motion platform, ink foundation roller in described cross slide way and described ink reservoir be arranged in parallel, described first motion platform is slidedly arranged on described cross slide way, slides along the parallel described ink foundation roller of described cross slide way;
Longitudinal rail platform, comprises longitudinal rail and the second motion platform; Described longitudinal rail is installed on described first motion platform, and vertical described ink foundation roller and described cross slide way are arranged; Described second motion platform is installed on described longitudinal rail, moves along the vertical described ink foundation roller of described longitudinal rail and described cross slide way;
Rolling device, is installed on described second motion platform, comprises pressure roller drive motors and two pressure rollers be arranged in parallel; Described two pressure rollers have in one end of homonymy and are synchronously engaged gear, and wherein pressure roller connects with described pressure roller drive motors and to be driven by described pressure roller drive motors, by described another root pressure roller of synchronous occlusion gear driven synchronous axial system in opposite directions.
Preferably, described printing ink package thing is squeezed between described two pressure rollers, with the synchronous axial system in opposite directions of described two pressure rollers to the vertically movement of the direction away from described ink foundation roller, thus is extruded by accommodating ink in described printing ink package thing and is injected in described ink reservoir; Wherein, described printing ink package thing is printing ink package bag or the printing ink package box of flexible package.
Preferred further, the movement of described second motion platform and the synchronous axial system in opposite directions of described two pressure rollers are connected; The moving direction of described second motion platform is contrary with the moving direction that described two pressure rollers rotate the printing ink package thing driven, and displacement is identical, and the distance that the ink of described printing ink package thing flows out between position and described ink foundation roller is remained unchanged.
Preferred further, described longitudinal rail platform also comprises the second drive motors, and described second drive motors drives described second motion platform; When extruding injection ink, described second drive motors and described pressure roller drive motors link, thus the synchronous axial system in opposite directions of the movement of described second motion platform and described two pressure rollers is connected.
Preferred further, the spacing between described two pressure rollers is not more than the packaging thickness of described printing ink package thing.
Preferably, the movement of described first motion platform and the synchronous axial system in opposite directions of described two pressure rollers are connected, and described first motion platform, with the synchronous axial system in opposite directions of described two pressure rollers, moves along the parallel described ink foundation roller of described ink reservoir.
Preferred further, the two ends of described cross slide way have stopping means, when described first motion platform moves to described stopping means along described cross slide way by one end to the other end of described cross slide way, change moving direction and move along described cross slide way.
Preferred further, described cross slide way platform also comprises the first drive motors, and described first drive motors drives described first motion platform; When extruding injection ink, described first drive motors and described pressure roller drive motors link, thus the synchronous axial system in opposite directions of the movement of described first motion platform and described two pressure rollers is connected.
Preferably, described press-roller device also comprises position sensor;
Described position sensor is arranged at the below of described two pressure rollers; When one end of described printing ink package thing is inserted between two pressure rollers by the below of described two pressure rollers, described position sensor produces rotation control signal and sends to described pressure roller drive motors, drive described two pressure rollers to rotate the first predetermined angle by described pressure roller drive motors, one end of described printing ink package thing is sandwiched between described two pressure rollers.
Preferably, described second motion platform also comprises Ultraviolet radiation light source, is placed on two pressure rollers; Described Ultraviolet radiation light source injection wave-length coverage is the ultraviolet light of 390nm-400nm, is radiated at described printing ink package thing by the part between described two pressure rollers, makes the ink remained pass through ultraviolet curing.
The ink extrusion device that the embodiment of the present invention provides, the ink that can carry out automation is extruded, and the offset press ink fountain realizing automation feeds in raw material, and avoids the loaded down with trivial details of manual operation, also ensure that effect extruded by good ink, and quantity of ink residual in printing ink package thing is few.Extrude ink to be evenly distributed in ink fountain, make the ink thickness uniformity of diverse location on ink foundation roller good, good printing effect can be ensured.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 1, Fig. 2 and Fig. 3 are respectively the front view of the ink extrusion device that the embodiment of the present invention provides, side view and stereogram.In conjunction with as shown in Figure 1, Figure 2 and Figure 3, the ink extrusion device that the embodiment of the present invention provides comprises: cross slide way platform 1, longitudinal rail platform 2 and rolling device 3.
Cross slide way platform 1, above the ink reservoir 9 being set up in offset press, cross slide way platform 1 comprises cross slide way 11 and the first motion platform 12, cross slide way 11 be arranged in parallel with the ink foundation roller 91 in ink reservoir 9, first motion platform 12 is slidedly arranged on cross slide way 11, and transversely the parallel ink foundation roller 91 of guide rail 11 slides.
Longitudinal rail platform 2, comprises longitudinal rail 21 and the second motion platform 22.Longitudinal rail 21 is installed on the first motion platform 12, and vertical ink foundation roller 91 and cross slide way 11 are arranged.Second motion platform 22 is installed on longitudinal rail 21, and longitudinally the vertical ink foundation roller 91 of guide rail 21 and cross slide way 11 move.
Rolling device 3, is installed on longitudinal rail platform 2, comprises pressure roller drive motors 31 and two pressure rollers be arranged in parallel 32; Two pressure rollers 32 have synchronous occlusion gear (not shown) in one end of homonymy, wherein a pressure roller 32 connects with pressure roller drive motors 31, driven by pressure roller drive motors 31, by being synchronously engaged another root pressure roller 32 of gear driven synchronous axial system in opposite directions.
Printing ink package thing 8 is squeezed between two pressure rollers 32, with the synchronous axial system in opposite directions of two pressure rollers 32 to the vertically movement of the direction away from ink foundation roller 91, thus is extruded by ink accommodating in printing ink package thing 8 and is injected in ink reservoir 9.
For ensureing that printing ink package thing 8 can receive the upwards vertically movement with the rotation of pressure roller 32 of enough frictional force in extrusion process, spacing between two pressure rollers can be adjusted to the packaging thickness being not more than printing ink package thing 8, thus also ensures that ink in printing ink package thing 8 is because receiving enough pressure by emptying from printing ink package thing 8 to greatest extent.
In the present embodiment, printing ink package thing 8 can be specially the soft packaging bag for printing ink from inside to outside with inoxidzable coating, papery wrapper and waterproofing packing layer three-decker, for accommodating Oxidation polymerization type ink; Also can be the soft packaging bag for printing ink from inside to outside with hydrolyzable coating, papery wrapper and uvioresistant wrapper three-decker, for accommodating ultraviolet curable ink etc.
In use, need first to remove waterproofing packing layer, then papery wrapper is exposed to outermost soft packaging bag for printing ink and is inserted between two pressure rollers 32 by the below of two pressure rollers 32.Press-roller device 3 also comprises position sensor (not shown), whether inserts object in the below of two pressure rollers 32 for detecting.When detecting, position sensor produces rotation control signal and sends to pressure roller drive motors 31.Pressure roller drive motors 31 drives two pressure rollers 32 to rotate the first predetermined angle, and such as 540 ° or 720 ° etc., sandwich one end of printing ink package thing 8 between two pressure rollers 32.Due to the pressure effect between two pressure rollers 32, the printing ink package thing 8 sandwiched can not drop out between two pressure rollers 32.
In concrete application, position sensor can adopt photoelectric sensor, also can adopt mechanical pick-up device.
After printing ink package thing 8 sandwiches two pressure rollers 32, just can start to inject ink to ink reservoir 9.When starting injection, can be started by the refilling start button (not shown) pressed on ink extrusion device, also by the control appliance be connected with ink extrusion device, as computer etc., refilling enabling signal can be sent and start.
In refilling process, the movement of the first motion platform 12, second motion platform 22 is connected with the synchronous axial system in opposite directions of two pressure rollers 32 respectively, to ensure uniformity and the stationarity of refilling.
Concrete, in refilling process, be squeezed in the printing ink package thing 8 between two pressure rollers 32, with the synchronous axial system in opposite directions of two pressure rollers 32, move vertically upward to relative to pressure roller 32, by extruding ink accommodating in printing ink package thing 8 extruded and be injected in ink reservoir 9.
Now, under the driving of first drive motors 13 of the first motion platform 12 on cross slide way platform 1, with the synchronous axial system in opposite directions of two pressure rollers 32, move back and forth along the flat ink foundation roller 91 of ink reservoir 9, to ensure that ink is in extrusion, relatively uniform is injected in the black groove of ink reservoir 9, avoids causing ink to overflow ink outlet trough at same position extruding ink, and other positions lack ink and cause ink supply not enough, cause print quality accident.
Further, at the two ends of cross slide way 11, there is stopping means 111, first motion platform 12 transversely guide rail 11 by one end to the other end of cross slide way 11 move to contact with stopping means 111 time, change moving direction more transversely guide rail 11 move, until arrive opposite end stopping means 111 after again change the direction of motion.
Simultaneously, under the driving of the second drive motors (not shown) of the second motion platform 22 on longitudinal rail platform 2, produce the movement contrary with the moving direction of printing ink package thing 8, displacement is identical, make the ink of printing ink package thing 8 flow out position and remain constant with the height of distance ink reservoir 9.
When the rotary speed setting pressure roller 32 is constant, the motion of the first motion platform 12 and the second motion platform 22 at the uniform velocity, therefore can control the ink be added in black groove more accurately evenly to add, ensure that the ink thickness of each position on ink roller 91 is all uniform.
When printing ink package thing 8 moves to certain position vertically upward with the synchronous axial system in opposite directions of two pressure rollers 32, there is object the below that position sensor cannot detect two pressure rollers 32 again.Now position sensor produces brake control signal and sends to pressure roller drive motors 31, controls two pressure rollers 32 and stops being rotated further.Meanwhile, the first motion platform 12 linked with pressure roller 32 and the second motion platform 22 stop operating respectively under the control of the first drive motors 13 and the second drive motors.
After refilling, the clean printing ink package thing 8 of extruding can be taken out by operating personnel's spacing adjusted between two pressure rollers 32, also reverse by controlling pressure roller 32, printing ink package thing 8 is exited between two pressure rollers 32.
In addition, in order to the condition making the recovery of printing ink package thing 8 meet paper products recovery, namely ink residual when waste paper reclaims needs for solid state, thus new pollution can not be caused to waste paper recovery system, the ink extrusion device that the embodiment of the present invention provides also includes ultraviolet (UV) radiation source, carries out UV irradiation residual ink is solidified to the printing ink package bag 8 extruding ink.
Concrete, as shown in Figure 4, Ultraviolet radiation light source 4 is arranged on the second motion platform 22, and horizontal level is placed on two pressure rollers 32; Ultraviolet radiation light source 4 is multiple, and in being horizontally placed to a row, injection wave-length coverage is the ultraviolet light of 390nm-400nm, is radiated at printing ink package thing 8 by the part between two pressure rollers 32, makes the ink remained pass through ultraviolet curing.Thus, the process that the process of UV cured printing ink can be extruded with ink completes simultaneously, can not increase extra manual operation, also can not expend the extra time to process printing ink package thing 8 again, can meet the condition of printing ink package thing 8 being carried out to environmental protection recovery.
The ink extrusion device that the embodiment of the present invention provides, the ink that can carry out automation is extruded, and the offset press ink fountain realizing automation feeds in raw material, and avoids the loaded down with trivial details of manual operation, also ensure that effect extruded by good ink, and quantity of ink residual in printing ink package thing is few.Extrude ink to be evenly distributed in ink fountain, make the ink thickness uniformity of diverse location on ink foundation roller good, good printing effect can be ensured.
Professional should recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, read-only storage (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.