A kind of ink-feeding device of photogravure press with multiple printing seats
Technical field
The utility model relates to a kind of photogravure press with multiple printing seats, relates in particular to a kind of ink-feeding device of photogravure press with multiple printing seats.
Background technology
At present, the general employing of photogravure press with multiple printing seats is carried out ink supply with the anti-explosion electric centrifugal pump of printing machine line to gravure printing apparatus.In the ink supply process; many times can bearing excessive owing to load or centrifugal pump be obstructed and cause the electric centrifugal pump tripping operation; and the power supply of electric centrifugal pump provides by intaglio press is online, so electric centrifugal pump tripping operation time whole piece intaglio press all can be shut down.Shutdown will influence efficiency of equipment largely, cause the loss of paper printing ink.
Its stability of electronic centrifugal ink pumps that the photogravure press with multiple printing seats photogravure press with multiple printing seats is equipped with is poor, and be that special-shaped pump is that its most of accessory all is special and is explosion-proof, accessory is difficult when needing repairing obtains, and causes the maintenance trouble, the maintenance cost height.In addition, centrifugal pump relies on it to produce vacuum and produces power, thereby limited promptly being short of power of its lift can't increase filter, causes it can't solve the printing ink line problem that causes owing to the printing ink granularity is excessive.
Production process is adjusted each barrel color of ink character according to changing the common needs of single requirement before need changing single continuation production, promptly needs the color of ink that each ink tank is carried is adjusted switching.When being changed list, will clean traditional gravure printing apparatus ink pumps and pipeline, this just need move ink pumps to specific cleaning positions by workshop means of transport such as handcart etc. and clean, just ink pumps to be done moving several times, relatively expend time in, cause changing single overlong time, influence production efficiency.
The utility model content
At the prior art deficiency, the technical problems to be solved in the utility model provides a kind of stability that is used for photogravure press with multiple printing seats high and quick change list and the ink-feeding device being convenient to safeguard soon.
In order to overcome the prior art deficiency, the technical solution adopted in the utility model is: a kind of ink-feeding device of photogravure press with multiple printing seats, be used for ink raw materials is delivered to the ink tank of photogravure press with multiple printing seats from ink barrel, described ink-feeding device comprises that pneumatic diaphragm pump, an end are connected with described pneumatic diaphragm pump and the other end stretches into ink tube in the described ink barrel, first end is connected with the delivery outlet of pneumatic diaphragm pump and the other end stretches into the ink supply pipe of described ink tank.
As the improvement of such scheme, described ink-feeding device also comprises the trolley that is used to support and install described pneumatic diaphragm pump.
Improvement as such scheme, described ink-feeding device also comprises the ink filter bucket that is fixedly arranged on described trolley, the charging aperture of this ink filter bucket is connected with the delivery outlet of described pneumatic diaphragm pump by setting up carrier pipe, and the discharging opening of this ink filter bucket is connected with first end of described ink supply pipe.
As the improvement of such scheme, described trolley has the supporting seat board that is used to support described pneumatic diaphragm pump, and described supporting seat board is provided with the arc concane gap suitable with the ink barrel side.
The beneficial effects of the utility model are: replace the conventional electric ink pumps by using pneumatic diaphragm pump; because pneumatic diaphragm pump carries out work by two check valves and the pump housing; it can provide very big power; promptly can export very high pump pressure pressure, thereby can avoid ink pumps to stop up the generation that prevents that photogravure press with multiple printing seats from shutting down.The accessory that pneumatic diaphragm pump adopts is a general part, and convenient for maintaining safeguards that its stability electric centrifugal pump relatively improves a lot, and can significantly reduce the frequency of equipment downtime, thereby improves efficiency of equipment.
Use the pneumatic diaphragm pump can also further to utilize factory building pressed gas relatively more more than needed to carry out pneumatic ink supply, thereby saved the effect that electric energy can reach energy-saving and emission-reduction.
Be equipped with trolley at each ink-feeding device, can move ink pumps easily and switch the position, finish wash oil pump etc. fast and change single operation, save and change single time simplification and change the one way preface, improved production efficiency.Adopt pneumatic diaphragm pump,, can set up filter, thereby guarantee that the granularity of printing ink after filtering satisfies the requirement of printing at its outgoing position because this pump has bigger output pressure.
Description of drawings
Fig. 1 is a kind of structural representation of ink-feeding device of photogravure press with multiple printing seats;
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
Below embodiment of the present utility model is specifically described.
As shown in Figure 1 and Figure 2, the ink-feeding device of a kind of photogravure press with multiple printing seats of the utility model, be used for ink raw materials is delivered to the ink tank of photogravure press with multiple printing seats from ink barrel (figure do not show), described ink-feeding device comprises that pneumatic diaphragm pump 10, an end are connected with described pneumatic diaphragm pump 10 and the other end stretches into that described ink barrel interior ink tube 15, first end are connected with the delivery outlet of pneumatic diaphragm pump 10 and the other end stretches into the ink supply pipe 16 of described ink tank (scheming not show).
Replace the conventional electric ink pumps by using pneumatic diaphragm pump 10; because pneumatic diaphragm pump carries out work by two check valves and the pump housing; it can provide very big power; promptly can export very high pump pressure pressure, thereby can avoid ink pumps to stop up the generation that prevents that photogravure press with multiple printing seats from shutting down.The accessory that pneumatic diaphragm pump adopts is a general part, and convenient for maintaining safeguards that its stability electric centrifugal pump relatively improves a lot, and can significantly reduce the frequency of equipment downtime, thereby improves efficiency of equipment.
Use the pneumatic diaphragm pump can also further to utilize factory building pressed gas relatively more more than needed to carry out pneumatic ink supply, thereby saved the effect that electric energy can reach energy-saving and emission-reduction.
More preferably, described ink-feeding device also comprises the trolley 20 that is used to support and install described pneumatic diaphragm pump.Be equipped with trolley 20 at each ink-feeding device, can move ink pumps easily and switch the position, finish wash oil pump etc. fast and change single operation, save and change single time simplification and change the one way preface, improved production efficiency.
More preferably, described ink-feeding device also comprises the ink filter bucket 12 that is fixedly arranged on described trolley 20, the charging aperture of this ink filter bucket 12 is connected with the delivery outlet of described pneumatic diaphragm pump 10 by setting up carrier pipe 18, and the discharging opening of this ink filter bucket 12 is connected with first end of described ink supply pipe 16.Adopt pneumatic diaphragm pump 10,, can set up filter, thereby guarantee that the granularity of printing ink after filtering satisfies the requirement of printing at its outgoing position because this pump has bigger output pressure.Be provided with removable screen pack in the described ink filter bucket, filter at the different-grain diameter grade, general grade of filtration grade has ranks such as 10 μ, 15 μ, 30 μ, printing ink at heterogeneity and different quality filters, effectively avoid the generation of gravure printing flaws such as printing ink line, further improved the quality of printing ink gravure.
More preferably, described trolley 20 has the supporting seat board 22 that is used to support described pneumatic diaphragm pump, and described supporting seat board 22 is provided with the arc concane gap 28 suitable with the ink barrel side.Best mode is this arc concane gap to be offered be φ 450, with the suitable placement that matches with the standard ink bucket of φ 450, thereby makes compact also saving of ink-feeding device take up an area of the space.Trolley 20 can be provided with two castors 25 in a side of its bottom, opposite side is provided with one or two support column, thereby castor can make things convenient for moving of whole ink-feeding device to realize fast quick change list, supports then and can guarantee that it is positioned particular location and play does not take place in the supporting ink-feeding device.Therefore can change standby ink-feeding device easily and then the problem ink-feeding device be keeped in repair, guarantee the stability of device fabrication and stablizing of production efficiency.
In the utility model, the special-shaped electrodynamic pump with pneumatic diaphragm pump 10 import substitutions has improved the stability and the maintenanceability of pump, and has reduced cost, the more important thing is whole intaglio printing press shut down.Because the very strong driving force of pneumatic diaphragm pump can adopt the filter bag of different filtration grade to be arranged in the described ink filter bucket 12 at the printing ink course of conveying, can effectively filter out the minitype particle in the printing ink simultaneously, reduce the generation of the gravure line of ink marker.Filter and membrane pump are assembled on the convenient and practical dolly, are convenient to, make that to change folk prescription just quick to China ink on the different printing seat.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.