CN115122747A - Offset press capable of automatically adding ink - Google Patents
Offset press capable of automatically adding ink Download PDFInfo
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- CN115122747A CN115122747A CN202210971369.1A CN202210971369A CN115122747A CN 115122747 A CN115122747 A CN 115122747A CN 202210971369 A CN202210971369 A CN 202210971369A CN 115122747 A CN115122747 A CN 115122747A
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- 238000007645 offset printing Methods 0.000 claims abstract description 27
- 238000005086 pumping Methods 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 claims description 26
- 238000005192 partition Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000007667 floating Methods 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 10
- 238000011084 recovery Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000007639 printing Methods 0.000 description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002932 luster Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F7/00—Rotary lithographic machines
- B41F7/02—Rotary lithographic machines for offset printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/02—Ducts, containers, supply or metering devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/02—Ducts, containers, supply or metering devices
- B41F31/022—Ink level control devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/02—Ducts, containers, supply or metering devices
- B41F31/03—Ink agitators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/20—Ink-removing or collecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The invention discloses an offset press capable of automatically adding ink, and belongs to the technical field of offset presses. An offset printing machine capable of automatically adding ink, comprising a frame; the first press roller, the ink roller, the offset plate roller, the blanket roller, the impression roller and the second press roller are movably connected between the inner walls of the frames; an ink tank connected to the inner wall of the bottom side of the frame and storing ink; the pump is communicated with the ink tank and is used for automatically pumping the ink; the ink outlet head is connected to the inside of the frame, and ink is transmitted between the ink outlet head and the pump through a connecting pipe; the electromagnetic valve is connected to the outer wall of the ink box and communicated with an external pipeline and used for controlling the on-off of the external pipeline; and the inking component is used for uniformly smearing ink on the outer surface of the blanket cylinder. The automatic ink feeding device is simple to operate, has higher automation degree, can finish ink feeding and ink adding operation in the offset printing process, is convenient for continuous offset printing processing, and does not need manual addition.
Description
Technical Field
The invention relates to the technical field of offset presses, in particular to an offset press capable of automatically adding ink.
Background
The offset press is one kind of lithographic printing machine, and during printing, the printed image and text is first printed onto rubber cylinder from printing plate and then transferred to paper with the rubber cylinder.
The ink is one of the main articles of offset printing machines in printing, plays a crucial role in offset printing, and the control of the ink is an indispensable link for obtaining high-quality prints. The prior art publication No. CN210082626U provides an offset printing machine capable of automatically inking, which comprises an offset printing machine shell, wherein an electric telescopic rod is fixedly connected to the top end face of the offset printing machine shell, a fixed block is fixedly connected to the top end face of the electric telescopic rod, a fixed frame is fixedly connected to the outer side of the fixed block, a motor is slidably connected to the top end face of the fixed frame, a fixed shaft is fixedly connected to the tail end of a main shaft of the motor, an ink box is rotatably connected to the bottom end of the outer side of the fixed shaft, the ink box is slidably connected to the fixed frame, a threaded shaft is fixedly connected to the bottom end face of the fixed shaft, and a piston plate is spirally connected to the outer side of the threaded shaft. The phenomenon of dripping when inking is avoided.
Although this device achieves inking automation, the following problems still exist: the device only controls the ink from the inking angle, and does not consider other ink control means which influence the printing quality, for example, in the printing process, the ink in the ink box is too little, so that the ink is cut off, the printing quality is influenced, meanwhile, the waste of time, ink and paper is caused when the offset press is restarted after the ink is refilled, and therefore, the control on the ink is required from more aspects in order to obtain a high-quality printed product.
In view of this, we propose an offset printing press that can automatically add ink.
Disclosure of Invention
1. Technical problem to be solved
The present invention is directed to an offset printing machine capable of automatically adding ink, so as to solve the problems mentioned in the background art.
2. Technical scheme
An automatically inking offset printing press comprising:
a frame;
the first compression roller, the ink roller, the offset plate roller, the rubber roller, the impression roller and the second compression roller are movably connected between the inner walls of the frames;
an ink tank connected to an inner wall of a bottom side of the frame and storing ink;
the pump is communicated with the ink tank and is used for automatically pumping the ink;
the ink outlet head is connected to the inside of the frame, and ink is transmitted between the ink outlet head and the pump through a connecting pipe;
the electromagnetic valve is connected to the outer wall of the ink box and communicated with an external pipeline and is used for controlling the on-off of the external pipeline;
the inking component is used for uniformly smearing the ink on the outer surface of the offset cylinder;
a second motor fixedly connected to the outer wall of one side of the frame and used for driving the offset plate cylinder to rotate;
a recovery unit disposed at a lower side of the blanket cylinder and recovering ink;
a mixing unit disposed inside the ink tank and configured to mix ink;
the monitoring component is used for monitoring the ink amount in the ink tank in real time;
a drive assembly for driving the blanket cylinder, the impression cylinder, and the inking assembly to rotate;
and the control panel is arranged on the outer wall of one side of the frame.
Preferably, the ink coating assembly comprises a roller for uniformly coating ink on the outer surface of the offset drum, a spline shaft is movably connected inside the roller, and two ends of the spline shaft are movably connected between the inner walls of the frames through bearings; the integral key shaft is the cruciform structure setting, roller bearing inside seted up with integral key shaft assorted notch, the lateral wall swing joint of roller bearing has multiunit evenly distributed's ball.
Preferably, the inking assembly further comprises a rotating cylinder, a sliding groove is formed in the side wall of the rotating cylinder, a sliding block is movably connected inside the sliding groove, the other end of the sliding block is connected with a connecting frame, two ends of the connecting frame are connected to the left end and the right end of the roller, a shaft rod is sleeved inside the rotating cylinder and movably connected between the inner walls of the frames through bearings, and the sliding block reciprocates along the sliding groove while rotating under the driving of the driving assembly, so that the roller moves left and right while rotating.
Preferably, the recovery assembly comprises a processing box arranged on the upper side wall of the ink box, guide plates are fixedly connected to the front inner wall and the rear inner wall of the processing box, a partition plate is arranged between the two guide plates, the two guide plates are symmetrically arranged in the front and the rear direction and are inclined downwards, the combination of the two guide plates and the partition plate completely covers the inner wall of the processing box, electric push rods are connected to two ends of the upper side wall of the partition plate, and the upper ends of the electric push rods are arranged on the inner wall of the top of the processing box; and a monitoring cylinder is arranged in the middle of the upper side wall of the partition plate.
Preferably, the side wall of the monitoring cylinder is provided with a first notch communicated with the inner cavity of the processing box, a first floating ball is movably arranged inside the monitoring cylinder, a first switch is arranged on the inner wall of the top of the monitoring cylinder, the lower end of the processing box is communicated with the ink box, and a filter plate is arranged at the communication position of the processing box and the ink box.
Preferably, the upper side wall of the processing box is connected with a guide plate which is arranged in an inclined structure, the front end of the guide plate is communicated with the processing box, and the rear end of the guide plate is located under the offset drum and is connected with a scraper which is in contact with the outer wall of the offset drum.
Preferably, mix the subassembly include the bearing connect in inside two sets of rotation axes of ink tank, the stirring leaf that is used for printing ink to mix is all installed to the lateral wall of rotation axis, and is two sets of through a belt pulley drive subassembly transmission connection between the rotation axis, wherein be connected with motor one on a set of rotation axis.
Preferably, the control subassembly is including installing in the inside lower graduated flask of ink tank, the inside swing joint of lower graduated flask has last graduated flask, down the graduated flask with the lateral wall of going up the graduated flask has all seted up fluting two, down the graduated flask with the inside of going up the graduated flask is provided with floater two, the last lateral wall threaded connection of ink tank has the threaded rod, the lower extreme of threaded rod passes in proper order the last lateral wall of ink tank with the last lateral wall of going up the graduated flask extends into go up in the graduated flask and be connected with switch three, switch two is installed to the downside inner wall of lower graduated flask.
Preferably, the driving assembly comprises a first gear installed at the left end of the shaft rod, the first gear is in meshed connection with a second gear installed at the left end of the spline shaft, and the second gear is in meshed connection with a third gear installed at the left end of the offset drum; the left end of the blanket cylinder is provided with a gear IV, the gear IV is in meshed connection with a gear V arranged at the left end of the impression cylinder, and the blanket cylinder is in transmission connection with the blanket cylinder through a belt pulley transmission assembly II.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. in the invention, automatic ink supply operation is realized by a pump; through the arrangement of the electromagnetic valve, when the ink in the ink box is insufficient, the automatic ink adding operation can be completed by opening the electromagnetic valve, the operation is simple, the automation degree is higher, the ink supplying and adding operation can be completed in the offset printing process, the continuous offset printing processing is convenient, and manual adding is not needed;
2. according to the invention, the monitoring component is arranged, so that the internal ink amount can be monitored in real time; through the arrangement of the mixing component, the printing ink can be conveniently stirred and mixed in real time, and the conditions of different colors and depths caused by the generation of precipitates are avoided;
3. according to the invention, the ink coating assembly is arranged, so that the ink can be uniformly coated and rolled conveniently; due to the arrangement of the rolling shaft, ink is uniformly coated, and the ink on the outer surface of the offset plate roller is consistent in depth;
4. according to the invention, the recovery assembly is arranged, so that the ink can be conveniently recycled, the environment is saved, and the availability of the ink is improved; by the arrangement of the recovery assembly 15, the ink is convenient to recycle, the environment is protected, and the availability of the ink is improved; the internal ink amount is monitored in real time through the arrangement of the monitoring component 17; through mixing assembly 16's setting, the convenience stirs in real time printing ink and mixes, avoids appearing the condition that the color and luster is different, the depth is different because of the production is deposited
5. In the invention, the upper limit of the ink storage amount in the ink box is controlled by controlling the distance between the lower measuring cylinder and the upper measuring cylinder; through the arrangement of the second floating ball, when the ink in the ink tank drops to the lower limit of the ink storage amount, the second floating ball is in contact with the second switch, the second switch controls the electromagnetic valve to be opened so as to supply ink to the inside, and when the second floating ball is in contact with the third switch, the third switch controls the electromagnetic valve to be closed so as to stop supplying ink to the inside, so that the automatic ink adding operation is realized.
Drawings
Fig. 1 is a first perspective view perspective structure diagram of the present application;
FIG. 2 is a perspective view of the present application from a second perspective;
FIG. 3 is a schematic view of the internal perspective of the present application;
FIG. 4 is a schematic side sectional view of the present application;
FIG. 5 is a schematic perspective view of an inking assembly of the present application;
FIG. 6 is a schematic perspective sectional view of a retrieval assembly of the present application;
FIG. 7 is a schematic view of a partial front cross-sectional configuration of a retrieval assembly of the present application;
FIG. 8 is a perspective view of a hybrid module of the present application;
FIG. 9 is a schematic perspective cross-sectional view of a monitoring assembly of the present application;
FIG. 10 is a perspective view of a drive assembly of the present application;
the numbering in the figures illustrates: 1. a frame; 2. a first compression roller; 3. an ink roller; 4. a blanket cylinder; 5. a blanket cylinder; 6. an impression cylinder; 7. a second compression roller; 8. an ink tank; 9. a pump machine; 10. an ink outlet head; 11. a connecting pipe; 12. an electromagnetic valve; 13. an inking assembly; 131. a roller; 132. a spline shaft; 133. a connecting frame; 134. a rotary drum; 135. a chute; 136. a slider; 137. a shaft lever; 138. a ball bearing; 14. a guide plate; 15. a recovery assembly; 151. a process cartridge; 152. a guide plate; 153. a partition plate; 154. an electric push rod; 155. a monitoring cylinder; 156. a first floating ball; 157. grooving I; 158. a first switch; 159. a filter plate; 16. a mixing assembly; 161. a rotating shaft; 162. stirring blades; 163. a first motor; 164. a first belt pulley transmission component; 17. a monitoring component; 171. a measuring cylinder is arranged; 172. an upper measuring cylinder; 173. a second floating ball; 174. a second switch; 175. a third switch; 176. a threaded rod; 18. a second motor; 19. a drive assembly; 191. a first gear; 192. a second gear; 193. a third gear; 194. a fourth gear; 195. a fifth gear; 196. a belt pulley transmission component II; 20. a control panel; 21. and (4) scraping the blade.
Detailed Description
Referring to fig. 1-10, the present invention provides a technical solution:
an offset printing machine capable of automatically adding ink, comprising a frame 1; a first press roller 2, an ink roller 3, an offset plate roller 4, a blanket roller 5, an impression roller 6 and a second press roller 7 which are movably connected between the inner walls of the frame 1; an ink tank 8 connected to the bottom inner wall of the frame 1 and storing ink; a pump 9 communicating with the ink tank 8 and for automatically pumping the ink; an ink outlet head 10 connected to the inside of the frame 1, wherein the ink outlet head 10 and the pump 9 are connected through a connecting pipe 11 for ink transmission; the electromagnetic valve 12 is connected to the outer wall of the ink box 8 and communicated with an external pipeline, and the electromagnetic valve 12 is used for controlling the on-off of the external pipeline; an inking unit 13 for uniformly applying ink to the outer surface of the blanket cylinder 4; a second motor 18 fixedly connected to the outer wall of one side of the frame 1 and used for driving the offset plate cylinder 4 to rotate; a recovery unit 15 provided on the lower side of the blanket cylinder 4 for recovering ink; a mixing unit 16 provided inside the ink tank 8 and used for mixing ink; a monitoring unit 17 for monitoring the amount of ink inside the ink tank 8 in real time; and a control panel 20 mounted on one side outer wall of the frame 1.
In the above technical solution, the pump 9 is used to perform automatic ink supply operation; by setting the electromagnetic valve 12, when the ink in the ink tank 8 is insufficient, the automatic ink adding operation can be completed by opening the electromagnetic valve 12. The offset press is simple to operate, has higher automation degree, can finish ink supply and ink adding operation in the offset printing process, is convenient for continuous offset printing processing, does not need manual addition, and greatly improves the usability and the applicability.
The offset printing process is convenient for the printing stock through the arrangement of the offset cylinder 4, the blanket cylinder 5 and the impression cylinder 6, the structure is simple, the operation is convenient, and the integrated production and processing are convenient; by the arrangement of the recovery assembly 15, the ink is convenient to recycle, the environment is saved, and the availability of the ink is improved; the internal ink amount is monitored in real time through the arrangement of the monitoring component 17; through mixing assembly 16's setting, the convenience stirs in real time to printing ink and mixes, avoids appearing the condition that the color and luster is different, the depth is different because of the production is deposited.
Specifically, the inking assembly 13 comprises a roller 131 for uniformly applying ink on the outer surface of the blanket cylinder 4, a spline shaft 132 is movably connected inside the roller 131, and two ends of the spline shaft 132 are movably connected between the inner walls of the frame 1 through bearings; the spline shaft 132 is arranged in a cross-shaped structure, and a notch matched with the spline shaft 132 is formed in the rolling shaft 131; the side wall of the roller 131 is movably connected with a plurality of groups of balls 138 which are uniformly distributed.
In the technical scheme, the roller 131 can rotate and move in the left and right directions through the cross-shaped structure, so that ink can be uniformly coated and rolled, the operation is convenient, the phenomenon of blocking and transitional wear during movement in the left and right directions is avoided through the arrangement of the balls 138, the applicability is greatly improved, and the ink can be uniformly coated through the arrangement of the roller 131, and the ink on the outer surface of the offset plate roller 4 has the same depth;
further, scribble black subassembly 13 and still include a rotatory section of thick bamboo 134, and the lateral wall of a rotatory section of thick bamboo 134 has seted up spout 135, the inside swing joint of spout 135 has slider 136, the other end of slider 136 is connected with link 133, both ends about the roller 131 are connected to at the both ends of link 133, the axostylus axostyle 137 has been cup jointed to the inside of a rotatory section of thick bamboo 134, and axostylus axostyle 137 passes through bearing swing joint between frame 1 inner wall, the left end of integral key shaft 132 and axostylus axostyle 137 all is provided with drive assembly 19.
In the above technical solution, through the arrangement of the sliding groove 135 and the sliding block 136, when the rotary drum 134 rotates, the sliding block 136 is driven to reciprocate, so that the roller 131 moves left and right while rotating.
Furthermore, the recycling assembly 15 includes a processing box 151 mounted on the upper side wall of the ink tank 8, and the front and rear inner walls of the processing box 151 are fixedly connected with guide plates 152, a partition 153 is disposed between the two guide plates 152, the two guide plates 152 are symmetrically disposed in the front and rear direction and are inclined downward, the combination of the two guide plates 152 and the partition 153 completely covers the inner walls of the processing box 151, both ends of the upper side wall of the partition 153 are connected with electric push rods 154, and the upper ends of the electric push rods 154 are mounted on the top inner wall of the processing box 151; the upper side wall mid-mounting of baffle 153 has a monitoring section of thick bamboo 155, and the inside activity of monitoring section of thick bamboo 155 is provided with floater 156, and the lateral wall of monitoring section of thick bamboo 155 is seted up and is handled slotted 157 that the inner chamber of box 151 is linked together, and switch 158 is installed to the top inner wall of monitoring section of thick bamboo 155, and the lower extreme and the ink tank 8 of handling box 151 are linked together, and the filter 159 is installed with the intercommunication department of ink tank 8 to handling box 151.
In the above technical scheme, the recovered ink enters the processing box 151 and is located on the upper sides of the two guide plates 152 and the partition 153, and as the recovered ink gradually increases, the first floating ball 156 gradually rises under the action of the ink and finally enables the first switch 158 to be squeezed, so that the first switch 158 is triggered to control the electric push rod 154 to move and drive the partition 153 to move, the ink located on the upper side of the partition 153 falls down and is filtered by the filter plate 159 to enter the interior of the ink tank 8 for recycling, and the usability and the applicability are greatly improved. It should be noted that the guide plate 14 is connected to the upper side wall of the process cartridge 151 in an inclined configuration, the front end of the guide plate 14 communicates with the process cartridge 151, the rear end of the guide plate 14 is located directly below the blanket cylinder 4 and is connected to the doctor blade 21 which contacts the outer wall of the blanket cylinder 4, and the doctor blade 21 scrapes off and collects excess ink on the outer surface of the blanket cylinder 4.
In the technical scheme, the scraper 21 is arranged, so that the redundant ink outside the offset cylinder 4 is scraped and recovered, waste of the ink is avoided, the resource utilization rate is greatly improved, and offset printing cost is effectively reduced.
It should be noted that the mixing assembly 16 includes two sets of rotating shafts 161 bearing-connected to the inside of the ink tank 8, the side walls of the rotating shafts 161 are both installed with stirring blades 162 for mixing ink, the two sets of rotating shafts 161 are in transmission connection with each other through a pulley transmission assembly 164, and a motor 163 is connected to one set of rotating shafts 161.
In above-mentioned technical scheme, through the setting of stirring leaf 162, be convenient for mix the stirring to the inside printing ink of ink tank 8, avoid appearing the sediment for printing ink possesses certain activity all the time.
Besides, the monitoring component 17 includes a lower graduated cylinder 171 installed inside the ink tank 8, and the inside swing joint of the lower graduated cylinder 171 has an upper graduated cylinder 172, the side walls of the lower graduated cylinder 171 and the upper graduated cylinder 172 are all provided with a second open slot, the insides of the lower graduated cylinder 171 and the upper graduated cylinder 172 are provided with a second floating ball 173, the upper side wall of the ink tank 8 is in threaded connection with a threaded rod 176, the lower end of the threaded rod 176 sequentially penetrates through the upper side wall of the ink tank 8 and the upper side wall of the upper graduated cylinder 172 to extend into the upper graduated cylinder 172 and is connected with a third switch 175, and the lower side inner wall of the lower graduated cylinder 171 is provided with a second switch 174.
In the above technical solution, the distance between the lower measuring cylinder 171 and the upper measuring cylinder 172 is controlled by the threaded rod 176, so as to adjust the upper limit of the ink storage amount inside the ink tank 8; when the ink in the ink tank 8 drops to the lower limit of the ink storage amount, the second floating ball 173 contacts the second switch 174, the second switch 174 controls the electromagnetic valve 12 to be opened to supply the ink to the inside, and when the second floating ball 173 contacts the third switch 175, the third switch 175 controls the electromagnetic valve 12 to be closed to stop supplying the ink to the inside, so that the automatic ink adding operation is realized.
In addition, the driving assembly 19 includes a first gear 191 installed at the left end of the shaft 137, and the first gear 191 is engaged with a second gear 192 installed at the left end of the spline shaft 132, and the second gear 192 is engaged with a third gear 193 installed at the left end of the blanket cylinder 4; the left end of the blanket cylinder 5 is provided with a gear four 194, the gear four 194 is in meshed connection with a gear five 195 arranged at the left end of the impression cylinder 6, and the blanket cylinder 4 and the blanket cylinder 5 are in transmission connection through a pulley transmission assembly two 196.
In the technical scheme, the second motor 18 rotates to drive the blanket cylinder 4 and the blanket cylinder 5 to rotate, the blanket cylinder 5 and the impression cylinder 6 rotate in opposite directions under the meshing connection effect of the fourth gear 194 and the fifth gear 195, so that the printing stock can be conveniently imprinted, and the first gear 191, the second gear 192 and the third gear 193 are meshed and connected to drive the ink coating assembly 13 to move simultaneously when the second motor 18 rotates, so that the ink coating operation is performed.
When the device is used, the pump 9 sucks the ink in the ink box 8 and discharges the ink from the ink outlet head 10, so that the ink enters the ink roller 3 and the offset cylinder 4 to be colored; at the same time, the stirring blade 162 rotates in the ink tank 8 to stir the ink therein, so that the ink is mixed, and the operator can control the distance between the lower measuring cylinder 171 and the upper measuring cylinder 172 by controlling the rotation of the threaded rod 176, so as to control the upper limit of the ink storage amount in the ink tank 8, and in the process of using the ink therein, the floating ball two 173 is synchronously lowered according to the ink lowering speed, and when the floating ball two 173 contacts the switch two 174, the control electromagnetic valve 12 is opened, so as to perform the ink supply operation to the inside;
during operation, the spline shaft 132 and the shaft 137 synchronously rotate to drive the sliding block 136 to move in the sliding groove 135, so that the roller 131 rotates and reciprocates, and ink outside the offset drum 4 can be uniformly coated;
during operation, scrape off the outside unnecessary ink of offset cylinder 4 through the effect of scraper 21 to make ink get into and handle box 151 inside and collect, increase through ink afterwards, make floater 156 rise, thereby make floater 156 contact switch 158, make electric putter 154 move, make baffle 153 open, pour ink into inside the ink tank 8 and carry out reuse.
Claims (9)
1. An offset printing press capable of automatically inking, comprising:
a frame (1);
the first compression roller (2), the ink roller (3), the offset cylinder (4), the blanket cylinder (5), the impression cylinder (6) and the second compression roller (7) are movably connected between the inner walls of the framework (1);
an ink tank (8) connected to the inner wall of the bottom side of the frame (1) and storing ink;
a pump (9) communicated with the ink tank (8) and used for automatically pumping the ink;
the ink outlet head (10) is connected to the inside of the frame (1), and ink is transmitted between the ink outlet head (10) and the pump (9) through a connecting pipe (11);
the electromagnetic valve (12) is connected to the outer wall of the ink box (8) and communicated with an external pipeline, and the electromagnetic valve (12) is used for controlling the on-off of the external pipeline;
an inking assembly (13) for uniformly applying ink to the outer surface of the blanket cylinder (4);
a second motor (18) fixedly connected to the outer wall of one side of the frame (1) and used for driving the blanket cylinder (4) to rotate;
a recovery unit (15) for recovering ink, provided on the lower side of the blanket cylinder (4);
a mixing unit (16) provided inside the ink tank (8) and used for mixing ink;
a monitoring assembly (17) for monitoring the amount of ink inside the ink tank (8) in real time;
a drive assembly (19) for driving the blanket cylinder (4), the blanket cylinder (5), the impression cylinder (6) and the inking assembly (13) in rotation;
and a control panel (20) mounted on one outer wall of the frame (1).
2. The offset printing machine capable of automatically adding ink according to claim 1, wherein the inking assembly (13) comprises a roller (131) for uniformly applying ink on the outer surface of the blanket cylinder (4), a spline shaft (132) is movably connected to the inside of the roller (131), and two ends of the spline shaft (132) are movably connected between the inner walls of the frame (1) through bearings; the integral key shaft (132) are the setting of cruciform structure, roller bearing (131) inside seted up with integral key shaft (132) assorted notch, the lateral wall swing joint of roller bearing (131) has multiunit evenly distributed's ball (138).
3. The offset printing machine capable of automatically adding ink according to claim 2, wherein the inking assembly (13) further comprises a rotating cylinder (134), a sliding groove (135) is formed in a side wall of the rotating cylinder (134), a sliding block (136) is movably connected inside the sliding groove (135), the other end of the sliding block (136) is connected with a connecting frame (133), two ends of the connecting frame (133) are connected to the left end and the right end of the roller (131), a shaft lever (137) is sleeved inside the rotating cylinder (134), the shaft lever (137) is movably connected between inner walls of the frame (1) through a bearing, and the sliding block (136) reciprocates along the sliding groove (135) while rotating under the driving of the driving assembly (19), so that the roller (131) moves left and right while rotating.
4. The offset printing machine capable of automatically adding ink according to claim 1, wherein the recovery assembly (15) comprises a processing box (151) mounted on the upper side wall of the ink tank (8), guide plates (152) are fixedly connected to the front and rear inner walls of the processing box (151), a partition plate (153) is arranged between the two guide plates (152), the two guide plates (152) are symmetrically arranged in front and rear and are arranged in a downward inclination manner, the two guide plates (152) and the partition plate (153) are combined to completely cover the inner walls of the processing box (151), electric push rods (154) are connected to both ends of the upper side wall of the partition plate (153), and the upper ends of the electric push rods (154) are mounted on the top inner wall of the processing box (151); and a monitoring cylinder (155) is arranged in the middle of the upper side wall of the partition plate (153).
5. The offset printing machine capable of automatically adding ink according to claim 4, wherein the side wall of the monitoring cylinder (155) is provided with a first slot (157) communicated with the inner cavity of the processing box (151), the monitoring cylinder (155) is movably provided with a first floating ball (156) inside, the top inner wall of the monitoring cylinder (155) is provided with a first switch (158), the lower end of the processing box (151) is communicated with the ink tank (8), and the communication part of the processing box (151) and the ink tank (8) is provided with a filter plate (159).
6. The offset printing machine capable of automatically adding ink according to claim 4, wherein a guide plate (14) is connected to the upper side wall of the processing box (151) in an inclined structure, the front end of the guide plate (14) is communicated with the processing box (151), and the rear end of the guide plate (14) is positioned right below the offset cylinder (4) and is connected with a scraper (21) which is in contact with the outer wall of the offset cylinder (4).
7. The offset printing machine capable of automatically adding ink according to claim 1, wherein the mixing assembly (16) comprises two sets of rotating shafts (161) bearing-connected to the inside of the ink tank (8), the side walls of the rotating shafts (161) are both provided with stirring blades (162) for mixing ink, the two sets of rotating shafts (161) are in transmission connection through a first pulley transmission assembly (164), and a first motor (163) is connected to one set of rotating shafts (161).
8. The offset printing machine capable of automatically inking according to claim 1, wherein the monitoring assembly (17) comprises a lower graduated cylinder (171) installed inside the ink tank (8), an upper graduated cylinder (172) is movably connected inside the lower graduated cylinder (171), the side walls of the lower graduated cylinder (171) and the upper graduated cylinder (172) are both opened with a second slot, a second floating ball (173) is arranged inside the lower graduated cylinder (171) and the upper graduated cylinder (172), a threaded rod (176) is in threaded connection with the upper side wall of the ink tank (8), the lower end of the threaded rod (176) sequentially penetrates through the upper side wall of the ink tank (8) and the upper side wall of the upper graduated cylinder (172) and is connected with a third switch (175), and a second switch (174) is installed on the lower side inner wall of the lower graduated cylinder (171).
9. The offset printing machine capable of automatically inking as set forth in claim 3, wherein said driving assembly (19) comprises a first gear (191) mounted at the left end of said shaft (137), said first gear (191) being in meshing connection with a second gear (192) mounted at the left end of said spline shaft (132), said second gear (192) being in meshing connection with a third gear (193) mounted at the left end of said blanket cylinder (4); the left end of the blanket cylinder (5) is provided with a gear four (194), the gear four (194) is in meshed connection with a gear five (195) arranged at the left end of the impression cylinder (6), and the blanket cylinder (4) and the blanket cylinder (5) are in transmission connection through a belt pulley transmission assembly two (196).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210971369.1A CN115122747A (en) | 2022-08-12 | 2022-08-12 | Offset press capable of automatically adding ink |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210971369.1A CN115122747A (en) | 2022-08-12 | 2022-08-12 | Offset press capable of automatically adding ink |
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| Publication Number | Publication Date |
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| CN115122747A true CN115122747A (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210971369.1A Pending CN115122747A (en) | 2022-08-12 | 2022-08-12 | Offset press capable of automatically adding ink |
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| CN (1) | CN115122747A (en) |
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