CN104908408A - Four-color press - Google Patents
Four-color press Download PDFInfo
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- CN104908408A CN104908408A CN201510309929.7A CN201510309929A CN104908408A CN 104908408 A CN104908408 A CN 104908408A CN 201510309929 A CN201510309929 A CN 201510309929A CN 104908408 A CN104908408 A CN 104908408A
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- travelling gear
- filter course
- gas port
- pipeline
- friction plate
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Abstract
The invention relates to a four-color press. The four-color press comprises a press body, an unwinding device, a smoothening device, a synchronous feeding device, an offset printing unit and a winding device. The offset printing unit comprises four color groups connected through paper transmission barrels, two ends of each paper transmission barrel are axially provided with rotating blocks in rotatable connection with the press body, each paper transmission barrel is hollow internally to form an air storage cavity, and two axial ends of each rotating block are provided with a first air port and a second air port respectively to communicate with the air storage cavity. The first air port of the outmost rotating block is communicated with a steam generator through a pipeline, the second air ports of each two adjacent rotating blocks are communicated through a pipeline, the first air ports of each two adjacent rotating blocks are communicated through a pipeline, and the second air port of the innermost rotating block is connected with an exhaust valve. The four-color press has the advantages that each paper transmission barrel is internally filled with steam for effectively heating the outer wall of the corresponding paper transmission barrel, and drying of printed materials is facilitated.
Description
Technical field
The present invention relates to mechanical field, refer to a kind of four-color press especially.
Background technology
Four-color press refers in particular to and utilizes black, middle blueness, brown, green four kinds of ink, realizes the printing machine of the lithographic process that map copies.And existing four-color press comprises four groups of colour cells, connected by transfer roller between each colour cell, dry component all must be adopted after the printing to carry out drying process to the article printed, complex structure, and in wrapup procedure, can not stop in time when stopping rolling, causing the situation pullling material to exist, improve the scrappage of product.
Summary of the invention
For the deficiency that prior art exists, a kind of being convenient to is the object of the present invention is to provide to carry out drying process and the simple four-color press of structure to the article printed.
Technical scheme of the present invention is achieved in that a kind of four-color press, comprise body, unwinding device, flattening device, synchronization feeding device, offset printing unit and wrap-up, offset printing unit comprises four groups of colour cells, connected by transfer roller between each colour cell, the axial two ends of this transfer roller are provided with moving block, two moving blocks are rotationally connected with body respectively, it is characterized in that:
Described unwinding device comprises pedestal, unreels cylinder and binder assembly, the described two ends unreeling cylinder and pedestal are rotationally connected, and the nip rolls that binder assembly comprises base, two ends are fixedly connected with sliding shoe and spring, described base is provided with the chute slided for sliding shoe, sliding shoe is positioned at this chute, and the two ends of spring are connected with the bottom of sliding shoe and chute respectively, and spring is in compressive state;
The transfer tube that described flattening device comprises steam generator and is communicated with steam generator, the gas outlet of this transfer tube is yi word pattern, and transfer tube and body are slidably connected;
Described synchronization feeding device comprises several feeding material components be arranged side by side, this feeding material component comprises feeding roller and the first drive motors, one end of this feeding roller is provided with the first drive, the output of the first drive motors is connected with driving wheel, and this driving wheel is connected with the first drive by belt;
Described each transfer roller inner hollow is arranged, this hollow space forms air storing cavity, and the axial two ends of moving block are respectively provided with the first gas port and the second gas port that communicate with air storing cavity, the first gas port on outermost moving block is communicated with steam generator by pipeline, the second gas port on adjacent rotated block passes through pipeline communication, the first gas port on adjacent rotated block by pipeline communication, the second gas port on the moving block of inner side is connected with air bleeding valve;
Described wrap-up comprises rolling frame, wind-up roll, the driven unit driving wind-up roll to rotate and brake gear, this wind-up roll is connected on rolling frame by axis of rotation, one end of this rotating shaft is connected with driven pulley, this driven unit comprises the second drive motors and belt, the output of this second drive motors is connected with driving wheel, belt links driven pulley and driving wheel respectively, this brake gear comprises brake holder, terminal pad, housing, cylinder and travelling gear, described brake holder, terminal pad and housing are fixedly connected sequentially from right to left, terminal pad is provided with the through hole passed for travelling gear, and housing hollow is arranged, this hollow space forms the accommodating cavity of travelling gear, described travelling gear is positioned at this accommodating cavity, and rotating shaft is fixedly connected with travelling gear through brake holder, this cylinder comprises cylinder block and piston, described cylinder block is fixedly connected with housing, and piston is movably connected between cylinder block and travelling gear, the outer wall of described travelling gear is provided with friction component, this friction component is positioned on the motion path of piston, described cylinder block outer wall is also connected with pneumatic source interface, and this pneumatic source interface is the air inlet swivel joint of band rapid escape valve.
Be preferably, described body is connected with water supply installation, this water supply installation comprises catch basin and booster pump, the entrance of this catch basin is provided with screen pack, this screen pack comprises the first filter course of socket mutually from inside to outside, second filter course and the 3rd filter course, described first filter course, second filter course and the 3rd filter course are all be made up of side frame and the guard be connected to bottom side frame, be threaded connection between adjacent side frame, distance between adjacent guard is greater than 3mm, and the mesh size of every layer of guard reduces gradually along airintake direction, the outlet of this catch basin is connected with the water inlet of booster pump by pipeline, the delivery port of this booster pump is connected with colour cell.
Be preferably, described friction component comprises several antithesis dishes and friction plate assembly, the outer wall of described travelling gear is evenly arranged with several antithesis dishes, and each antithesis dish and travelling gear engage each other, each antithesis dish both sides are provided with friction plate assembly, and are provided with back-moving spring between each antithesis dish.
Be preferably, described friction plate assembly comprises external tooth central layer and two panels friction plate, and two panels friction plate lays respectively at the both sides of external tooth central layer, and is fixedly connected with by copper rivet.
By adopting technique scheme, by being full of steam in each transfer roller inside, effectively the outer wall of transfer roller is heated, be convenient to the material after to printing and carry out drying process, and due to steam can not say transfer roller outer wall heating overheated, can not damaged material while effectively ensure that drying effect, and dry process is step by step carried out to the material after printing, improve the printing effect of material; And brake gear is provided with in the rotating shaft of wind-up roll, effectively brake process being carried out to wind-up roll, can stop in time when stopping rolling, avoid the situation pullling material to exist, reduce the scrappage of product.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is specific embodiment of the invention structural representation;
Fig. 2 is unwinding device structural representation in the specific embodiment of the invention;
Fig. 3 is flattening device structural representation in the specific embodiment of the invention;
Fig. 4 is transfer roller structural representation in the specific embodiment of the invention;
Fig. 5 is synchronization feeding device structural representation in the specific embodiment of the invention;
Fig. 6 is wrap-up structural representation in the specific embodiment of the invention;
Fig. 7 is brake device structure schematic diagram in the specific embodiment of the invention;
Fig. 8 is the A portion enlarged drawing of Fig. 7;
Fig. 9 is water supply installation structural representation in the specific embodiment of the invention;
Figure 10 is filter screen structure schematic diagram in the specific embodiment of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Fig. 1-Figure 10, the invention discloses a kind of four-color press, comprise body 20, unwinding device 21, flattening device 22, synchronization feeding device 23, offset printing unit 24 and wrap-up 25, offset printing unit 24 comprises four groups of colour cells 241, connected by transfer roller 27 between each colour cell 241, these axial two ends of transfer roller 27 are provided with moving block 28, and two moving blocks 28 are rotationally connected with body 20 respectively, in the specific embodiment of the invention
Described unwinding device 21 comprises pedestal 30, unreels cylinder 31 and binder assembly, the described two ends unreeling cylinder 31 and pedestal 30 are rotationally connected, and the nip rolls 42 that binder assembly comprises base 40, two ends are fixedly connected with sliding shoe 41 and spring 43, described base 40 is provided with the chute 44 slided for sliding shoe 41, sliding shoe 41 is positioned at this chute 44, and the two ends of spring 43 are connected with the bottom of sliding shoe 41 and chute 44 respectively, and spring 43 is in compressive state;
The transfer tube 50 that described flattening device comprises steam generator 26 and is communicated with steam generator 26, the gas outlet of this transfer tube 50 is yi word pattern, and transfer tube 50 and body 20 are slidably connected;
Described synchronization feeding device comprises several feeding material components be arranged side by side, this feeding material component comprises feeding roller 60 and the first drive motors 61, one end of this feeding roller 60 is provided with the first drive 62, the output of the first drive motors 61 is connected with driving wheel 63, and this driving wheel 63 is connected with the first drive 62 by belt 64;
Described each transfer roller 27 inner hollow is arranged, this hollow space forms air storing cavity 271, and the axial two ends of moving block 28 are respectively provided with the first gas port 281 and the second gas port 282 communicated with air storing cavity 271, the first gas port 281 on outermost moving block 28 is communicated with steam generator 26 by pipeline, the second gas port 282 on adjacent rotated block 28 passes through pipeline communication, the first gas port 281 on adjacent rotated block 28, by pipeline communication, the second gas port 282 on the moving block 28 of inner side is connected with air bleeding valve 29;
Described wrap-up comprises rolling frame, wind-up roll 70, the driven unit driving wind-up roll to rotate and brake gear, this wind-up roll 70 is rotationally connected with on rolling frame by rotating shaft 10, one end of this rotating shaft 10 is connected with driven pulley 72, this driven unit comprises the second drive motors 71 and belt 74, the output of this second drive motors is connected with driving wheel 73, belt 74 links driven pulley 72 and driving wheel 73 respectively, this brake gear comprises brake holder 1, terminal pad 2, housing 3, cylinder and travelling gear 16, described brake holder 1, terminal pad 2 and housing 3 are fixedly connected sequentially from right to left, terminal pad 2 is provided with the through hole 21 passed for travelling gear 16, and housing 3 hollow is arranged, this hollow space forms the accommodating cavity of travelling gear 16, described travelling gear 16 is positioned at this accommodating cavity, and rotating shaft is fixedly connected with travelling gear through brake holder, this cylinder comprises cylinder block 4 and piston 5, and the sidewall of piston is provided with sealing ring 6, sealing circle 6 is connected with the inner wall sealing of cylinder block 4, described cylinder block 4 is fixedly connected with housing 3, and piston 5 is movably connected between cylinder block 4 and travelling gear 16, in the specific embodiment of the invention, the outer wall of described travelling gear 16 is provided with friction component, this friction component is positioned on the motion path of piston 5, described cylinder block 4 outer wall is also connected with pneumatic source interface, and this pneumatic source interface is the air inlet swivel joint 17 of band rapid escape valve, constant source of the gas is adopted to be the brake force of brake, the phenomenon of skidding during brake is prevented to occur, effectively ensure that the brake function of wind-up roll.
In the specific embodiment of the invention, described friction component comprises several antithesis dishes 9 and friction plate assembly, the outer wall of described travelling gear 16 is evenly arranged with several antithesis dishes 9, and each antithesis dish 9 engages each other with travelling gear 16, each antithesis dish 9 both sides are provided with friction plate assembly, and be provided with reset assembly between each antithesis dish, wherein, described reset assembly is back-moving spring 18, and now back-moving spring 18 is in compressive state, between each antithesis dish 9, back-moving spring 18 is set, it is sensitive when friction plate assembly is separated with antithesis dish, reliably, each other can not phase mutual friction, make antithesis dish can not produce too much heat energy with friction assembly dish, allow friction disc wear amount reduce simultaneously, make friction plate more durable, substantially increase service life.
In the specific embodiment of the invention, described friction plate assembly comprises external tooth central layer 8 and two panels friction plate 7, and two panels friction plate 7 lays respectively at the both sides of external tooth central layer 8, and is fixedly connected with by copper rivet 19, adopt the friction plate assembly of combining form, be convenient to maintain and replace friction plate; Resetting-mechanism is provided with between described housing 3 and cylinder block 4, this resetting-mechanism comprises fixed head 11, screw 14, nut 12 and spring 13, this fixed head 11 is fixed on piston 5, one end of screw 14 is through fixed head 11 and cylinder block 4, and fixed by nut 12, this spring 13 is arranged between the head of screw 14 and fixed head 11, and spring 13 is sheathed on screw 14, when disappointing, piston under the action of the spring, can reset rapidly, effectively ensure that and to be separated before friction plate assembly is separated with antithesis dish; Be provided with internal tooth 31 in described housing 3, described external tooth central layer 8 is meshed with internal tooth 31, when friction plate assembly is separated with antithesis dish, the motion of friction plate assembly is played to the effect of guiding.
In the specific embodiment of the invention, described body 20 is connected with water supply installation, this water supply installation comprises catch basin 81 and booster pump 82, the entrance 811 of this catch basin is provided with screen pack 9, this screen pack 9 comprises the first filter course of socket mutually from inside to outside, second filter course and the 3rd filter course, described first filter course, second filter course and the 3rd filter course are all be made up of side frame 91 and the guard 92 be connected to bottom side frame 91, be threaded connection between adjacent side frame 91, distance between adjacent guard 92 is greater than 3mm, and the mesh size of every layer of guard 92 reduces gradually along airintake direction, the outlet of this catch basin 81 is connected by the water inlet of pipeline with booster pump 82, the delivery port of this booster pump 82 is connected with colour cell 241, wherein screen pack effectively filters the foreign material in liquid, by the filtration of three layer filtration layer one-level one-level, and the distance controlling between guard is being greater than 3mm, being conducive to foreign material is adsorbed on guard, and the mesh size of every layer of guard reduces gradually along airintake direction, can filter the foreign material of size different in liquid step by step, ensure that the effect of filtration, ensure that cleaner production, finally ensure that the effect of printing.
By adopting technique scheme, by being full of steam in each transfer roller inside, effectively the outer wall of transfer roller is heated, be convenient to the material after to printing and carry out drying process, and due to steam can not say transfer roller outer wall heating overheated, can not damaged material while effectively ensure that drying effect, and dry process is step by step carried out to the material after printing, improve the printing effect of material; And brake gear is provided with in the rotating shaft of wind-up roll, effectively brake process being carried out to wind-up roll, can stop in time when stopping rolling, avoid the situation pullling material to exist, reduce the scrappage of product.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a four-color press, comprise body, unwinding device, flattening device, synchronization feeding device, offset printing unit and wrap-up, offset printing unit comprises four groups of colour cells, connected by transfer roller between each colour cell, the axial two ends of this transfer roller are provided with moving block, two moving blocks are rotationally connected with body respectively, it is characterized in that:
Described unwinding device comprises pedestal, unreels cylinder and binder assembly, the described two ends unreeling cylinder and pedestal are rotationally connected, and the nip rolls that binder assembly comprises base, two ends are fixedly connected with sliding shoe and spring, described base is provided with the chute slided for sliding shoe, sliding shoe is positioned at this chute, and the two ends of spring are connected with the bottom of sliding shoe and chute respectively, and spring is in compressive state;
The transfer tube that described flattening device comprises steam generator and is communicated with steam generator, the gas outlet of this transfer tube is yi word pattern, and transfer tube and body are slidably connected;
Described synchronization feeding device comprises several feeding material components be arranged side by side, this feeding material component comprises feeding roller and the first drive motors, one end of this feeding roller is provided with the first drive, the output of the first drive motors is connected with driving wheel, and this driving wheel is connected with the first drive by belt;
Described each transfer roller inner hollow is arranged, this hollow space forms air storing cavity, and the axial two ends of moving block are respectively provided with the first gas port and the second gas port that communicate with air storing cavity, the first gas port on outermost moving block is communicated with steam generator by pipeline, the second gas port on adjacent rotated block passes through pipeline communication, the first gas port on adjacent rotated block by pipeline communication, the second gas port on the moving block of inner side is connected with air bleeding valve;
Described wrap-up comprises rolling frame, wind-up roll, the driven unit driving wind-up roll to rotate and brake gear, this wind-up roll is connected on rolling frame by axis of rotation, one end of this rotating shaft is connected with driven pulley, this driven unit comprises the second drive motors and belt, the output of this second drive motors is connected with driving wheel, belt links driven pulley and driving wheel respectively, this brake gear comprises brake holder, terminal pad, housing, cylinder and travelling gear, described brake holder, terminal pad and housing are fixedly connected sequentially from right to left, terminal pad is provided with the through hole passed for travelling gear, and housing hollow is arranged, this hollow space forms the accommodating cavity of travelling gear, described travelling gear is positioned at this accommodating cavity, and rotating shaft is fixedly connected with travelling gear through brake holder, this cylinder comprises cylinder block and piston, described cylinder block is fixedly connected with housing, and piston is movably connected between cylinder block and travelling gear, the outer wall of described travelling gear is provided with friction component, this friction component is positioned on the motion path of piston, described cylinder block outer wall is also connected with pneumatic source interface, and this pneumatic source interface is the air inlet swivel joint of band rapid escape valve.
2. four-color press according to claim 1, it is characterized in that: described body is connected with water supply installation, this water supply installation comprises catch basin and booster pump, the entrance of this catch basin is provided with screen pack, this screen pack comprises the first filter course of socket mutually from inside to outside, second filter course and the 3rd filter course, described first filter course, second filter course and the 3rd filter course are all be made up of side frame and the guard be connected to bottom side frame, be threaded connection between adjacent side frame, distance between adjacent guard is greater than 3mm, and the mesh size of every layer of guard reduces gradually along airintake direction, the outlet of this catch basin is connected with the water inlet of booster pump by pipeline, the delivery port of this booster pump is connected with colour cell.
3. four-color press according to claim 1 and 2, it is characterized in that: described friction component comprises several antithesis dishes and friction plate assembly, the outer wall of described travelling gear is evenly arranged with several antithesis dishes, and each antithesis dish and travelling gear engage each other, each antithesis dish both sides are provided with friction plate assembly, and are provided with back-moving spring between each antithesis dish.
4. four-color press according to claim 3, is characterized in that: described friction plate assembly comprises external tooth central layer and two panels friction plate, and two panels friction plate lays respectively at the both sides of external tooth central layer, and is fixedly connected with by copper rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309929.7A CN104908408B (en) | 2015-06-08 | 2015-06-08 | A kind of four-color press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510309929.7A CN104908408B (en) | 2015-06-08 | 2015-06-08 | A kind of four-color press |
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| Publication Number | Publication Date |
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| CN104908408A true CN104908408A (en) | 2015-09-16 |
| CN104908408B CN104908408B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510309929.7A Expired - Fee Related CN104908408B (en) | 2015-06-08 | 2015-06-08 | A kind of four-color press |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827785A (en) * | 2017-02-22 | 2017-06-13 | 峨眉山佳洁纸制品有限责任公司 | Energy-saving offset printing unit, energy-saving printing machine and energy-saving print system |
| CN109809218A (en) * | 2019-03-30 | 2019-05-28 | 浙江欧利特科技股份有限公司 | A kind of paper feeding transmission mechanism of printing machine |
| CN112895749A (en) * | 2021-01-19 | 2021-06-04 | 苏州市祥和印刷包装有限公司 | Production process and equipment based on intelligent system specification |
| CN113524882A (en) * | 2020-04-14 | 2021-10-22 | 东日技研(北京)科技有限公司 | Printing system and printing method |
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| US2613603A (en) * | 1947-06-11 | 1952-10-14 | Specialty Papers Company | Method and apparatus for setting moisture-setting printing inks |
| US2900738A (en) * | 1956-08-22 | 1959-08-25 | Offen Bernard | Apparatus for drying printed webs |
| CN87103696A (en) * | 1986-04-30 | 1987-11-11 | 海德堡印刷机械有限公司 | A kind for the treatment of apparatus again of product tape of that film or printing |
| CN1850510A (en) * | 2006-05-19 | 2006-10-25 | 林孝余 | Paper-feeding device for intermittent trademark printing machine |
| CN101037033A (en) * | 2006-03-17 | 2007-09-19 | 江苏昌昇集团股份有限公司 | Bisectional four-color offset press |
| CN204701256U (en) * | 2015-06-08 | 2015-10-14 | 温州顺威包装有限公司 | A kind of four-color press |
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2015
- 2015-06-08 CN CN201510309929.7A patent/CN104908408B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2613603A (en) * | 1947-06-11 | 1952-10-14 | Specialty Papers Company | Method and apparatus for setting moisture-setting printing inks |
| US2900738A (en) * | 1956-08-22 | 1959-08-25 | Offen Bernard | Apparatus for drying printed webs |
| CN87103696A (en) * | 1986-04-30 | 1987-11-11 | 海德堡印刷机械有限公司 | A kind for the treatment of apparatus again of product tape of that film or printing |
| CN101037033A (en) * | 2006-03-17 | 2007-09-19 | 江苏昌昇集团股份有限公司 | Bisectional four-color offset press |
| CN1850510A (en) * | 2006-05-19 | 2006-10-25 | 林孝余 | Paper-feeding device for intermittent trademark printing machine |
| CN204701256U (en) * | 2015-06-08 | 2015-10-14 | 温州顺威包装有限公司 | A kind of four-color press |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827785A (en) * | 2017-02-22 | 2017-06-13 | 峨眉山佳洁纸制品有限责任公司 | Energy-saving offset printing unit, energy-saving printing machine and energy-saving print system |
| CN109809218A (en) * | 2019-03-30 | 2019-05-28 | 浙江欧利特科技股份有限公司 | A kind of paper feeding transmission mechanism of printing machine |
| CN109809218B (en) * | 2019-03-30 | 2023-09-01 | 国望科技(浙江)有限公司 | Paper feeding transmission mechanism of printing machine |
| CN113524882A (en) * | 2020-04-14 | 2021-10-22 | 东日技研(北京)科技有限公司 | Printing system and printing method |
| CN112895749A (en) * | 2021-01-19 | 2021-06-04 | 苏州市祥和印刷包装有限公司 | Production process and equipment based on intelligent system specification |
| CN112895749B (en) * | 2021-01-19 | 2022-07-08 | 苏州市祥和印刷包装有限公司 | Intelligent system-based specification production process and equipment |
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| Publication number | Publication date |
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| CN104908408B (en) | 2017-06-16 |
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