Corrugated board printing device with clear printing
Technical Field
The invention relates to the technical field of printing, in particular to a corrugated board printing device with clear printing.
Background
The corrugated board is manufactured into the corrugated paper box through die cutting, indentation, nailing or sticking. The corrugated paper box is a packaging product with the widest application, when the corrugated paper is used for packaging, or before packaging, a large amount of printing is needed on the corrugated paper to improve the identification degree, a roller is directly used for rolling on the corrugated paper in the printing process, the printing on the roller is used for printing the corrugated paper, the printing abrasion can be caused in the long-time use process of the roller, the printing definition is reduced, meanwhile, the adhesive coating on the printing is unstable in the printing process, the adhesive coating is more or less easy, the pattern on the corrugated paper is easy to blur, or the pattern is too heavy to be air-dried, the pattern on the corrugated paper is adhered on other corrugated paper surfaces, and then the corrugated paper board printing device with clear printing is provided.
Disclosure of Invention
The invention aims to provide a corrugated board printing device with clear printing, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the corrugated board printing device for clear printing comprises a printing roller, wherein feeding pipes are arranged at two ends of the printing roller, and a roller is arranged inside the printing roller;
an annular air bag is arranged on the outer wall of the roller and fixedly connected with the inner wall of the printing roller, and a driven roller is arranged in the roller;
The outer wall of the roller is provided with a circular hole, a rubber pad is arranged in the circular hole, and a connecting port is formed in the rubber pad.
Preferably, round holes are formed in the two ends of the printing roller, a round ring is fixedly arranged on the inner wall of the round hole, an embedded groove is formed in the inner wall of the round ring, a sealing ring is fixedly adhered to the inner wall of the embedded groove, and the sealing ring is tightly adhered to the inner walls of the two ends of the roller to prevent paint in the roller from exuding along the sealing ring;
one end of the feeding pipe is rotationally connected with a fixed ring, one end of the feeding pipe connected with the fixed ring penetrates through the circular ring and is fixedly connected with one end of the roller, and the feeding pipe is communicated with the inside of the roller and can be additionally provided with paint;
The diameter of the fixing ring is smaller than that of the circular ring, so that the embossing roller is extruded and is not on the same axis with the roller.
Preferably, the annular air bags are arranged at two ends, close to the rollers, of the annular air bags respectively, the annular air bags are arranged in an expanding mode, one sides of the annular air bags are extruded, other parts of the annular air bags are expanded more, and the printing rollers and the rollers can be close to each other rapidly.
Preferably, the connector on the rubber pad is the split setting, and the connector extends to rubber pad axis department from the inner wall department of circular hole, the connector is widened gradually to rubber pad axis department from the inner wall department of circular hole, and the rubber pad receives tensile in-process, can taper gradually, and the position of being stretched has become thinner more easily, makes the circular hole can grow, makes the coating flow.
Preferably, a supporting rod and an arc-shaped rod are fixedly arranged on the rubber pad, a round bottom plate is fixedly arranged at one end of the supporting rod, one end of the arc-shaped rod is fixedly connected with the round bottom plate, and the arc-shaped rod can open the rubber pad to enable the connecting port to be larger.
Preferably, the plurality of arc-shaped rods are arranged and uniformly surround the supporting rod, and the arc-shaped rods are elastically arranged;
the axis of the supporting rod is overlapped with the axis of the rubber pad.
Preferably, a clamping groove I is formed in the circular bottom plate, the cross section of the clamping groove I is in arc-shaped, and a metal long rod is arranged in the clamping groove I;
the second clamping groove is formed in the outer wall of the metal long rod, an annular rod is arranged in the second clamping groove, and the outer wall of the annular rod is communicated with the inner wall of the printing roller.
Preferably, the metal long rod is arranged in parallel with the roller, and the annular rod is arranged coaxially with the roller;
The metal long rods are symmetrically arranged, the surface of the round bottom plate is provided with recovery grooves, the recovery grooves are perpendicular to the metal long rods, elastic ropes are arranged in the recovery grooves, and two ends of each elastic rope are fixedly connected with the metal long rods on two sides respectively.
Preferably, the driven roller is arranged in a hexagonal shape, an arc-shaped opening is formed in the outer wall of the driven roller, the inner wall of the arc-shaped opening is arranged in a rubber manner, and the inner wall of the arc-shaped opening arranged in the rubber manner is extruded and will deform;
The inside of driven voller is equipped with the cavity, the cavity of driven voller has placed the metal column.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the corrugated paper printing device, the annular air bags are arranged, when the printing roller contacts with corrugated paper, the corrugated paper is extruded, so that the annular air bags in the printing roller are extruded, the printing roller can move upwards and can contact with uneven corrugated paper, one side of the annular air bags is extruded, other parts can expand more, and good contact between the printing roller and corrugated paper board during printing can be achieved.
(2) According to the invention, the embossing roller and the roller are arranged and are close to each other, so that the paint can be slightly extruded and can pass through the embossing roller, and the paint can be contacted with corrugated paper for coating.
(3) According to the invention, the rubber pad and the connecting port are arranged, the printing roller moves to extrude the circular bottom plate, so that the rubber pad is extruded to protrude inwards, the arc-shaped rod on the outer wall of the rubber pad extrudes the rubber pad, the rubber pad can be stretched, the connecting port can be enlarged, the connecting port on the rubber pad can be opened to a larger extent by the same arc-shaped rod, the paint in the roller can partially pass through the connecting port, a certain amount of passing is achieved, and the printing effect is just achieved.
(4) According to the invention, when the round bottom plate is extruded into the round hole, the metal long rods, the annular rods and the outer wall of the roller are extruded, the two metal long rods slide to two sides, the extruded paint is stirred to two sides, so that the paint is distributed relatively uniformly, the elastic rope can restore the original state under the condition of no stress, and then stirring effects are repeatedly generated, the extruded paint is scattered, and the printing process can be relatively uniform.
(5) According to the invention, the annular rod is arranged, so that paint can flow along the annular rod, a gap is formed between the roller and the printing roller by the annular rod, the paint is prevented from being extruded out of the printing roller seriously and in a large quantity, and the paint on the inner wall of the printing roller is relatively uniform.
(6) According to the invention, the driven roller is always positioned at the lower end under the action of gravity, the roller rotates, the driven roller rolls in the driven roller, the metal column moves in the same way, when the arc-shaped opening moves to the lower end, the paint in the arc-shaped opening is extruded by the metal column, so that the arc-shaped opening is pressed to deform, the viscous paint can move downwards to extrude out of the connecting port, and the viscous paint cannot be clamped.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a embossing roll according to the present invention;
FIG. 3 is a schematic view of a drum in semi-section according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3A in accordance with the present invention;
FIG. 5 is a schematic top view of a circular base plate of the present invention;
Fig. 6 is a schematic view of the structure of the driven roller of the present invention.
In the figure: 1. a printing roller; 11. a round hole; 12. a circular ring; 13. embedding grooves; 14. a seal ring; 2. a feed pipe; 21. a fixing ring; 3. a roller; 31. a circular hole; 32. a rubber pad; 33. a connection port; 34. a support rod; 35. an arc-shaped rod; 36. a circular bottom plate; 361. a recovery tank; 362. an elastic rope; 37. a clamping groove I; 38. a metal long rod; 39. a clamping groove II; 301. an annular rod; 4. an annular air bag; 5. driven roller; 51. an arc-shaped opening; 52. a cavity; 53. and (5) a metal column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a printing clear corrugated board printing device, includes stamp roller 1, and stamp roller 1's both ends are equipped with inlet pipe 2, and stamp roller 1's inside is equipped with cylinder 3, through setting up stamp roller 1 and cylinder 3, stamp roller 1 and cylinder 3 are close to each other, make the coating can receive slight extrusion and can see through stamp roller 1, make coating and corrugated paper contact, can carry out the coating;
An annular air bag 4 is arranged on the outer wall of the roller 3, the annular air bag 4 is fixedly connected with the inner wall of the printing roller 1, and a driven roller 5 is arranged in the roller 3;
the circular hole 31 has been seted up on the outer wall of cylinder 3, circular hole 31's inside is equipped with rubber pad 32, the connector 33 has been seted up on the rubber pad 32, through setting up rubber pad 32 and connector 33, the motion of stamp roller 1 extrudes circular bottom plate 36, make it extrude rubber pad 32, make rubber pad 32 inwards outstanding, arc pole 35 on the rubber pad 32 outer wall extrudees rubber pad 32, rubber pad 32 can receive the stretching, make connector 33 can increase, same arc pole 35 can make the degree that connector 33 opens on the rubber pad 32 bigger, make the inside coating of cylinder 3 can part pass through connector 33, reach a certain amount of passing through, make the printing effect just.
Round holes 11 are formed in the two ends of the printing roller 1, a circular ring 12 is fixedly arranged on the inner wall of the round hole 11, an embedded groove 13 is formed in the inner wall of the circular ring 12, a sealing ring 14 is fixedly adhered to the inside of the embedded groove 13, and the sealing ring 14 is tightly adhered to the inner walls of the two ends of the roller 3;
One end of the feed pipe 2 is rotationally connected with a fixed ring 21, one end of the feed pipe 2 connected with the fixed ring 21 penetrates through the circular ring 12 and is fixedly connected with one end of the roller 3, and the feed pipe 2 is communicated with the interior of the roller 3;
The diameter of the retaining ring 21 is smaller than the diameter of the ring 12.
The annular air bag 4 is equipped with two, and two annular air bags 4 are close to the both ends setting of cylinder 3 respectively, and annular air bag 4 is inside to be the inflation setting, through setting up annular air bag 4, stamp roller 1 extrudees corrugated paper when contacting with corrugated paper, makes inside annular air bag 4 receive the extrusion, leads to stamp roller 1 to upwards remove, can contact with uneven corrugated paper, and annular air bag 4 one side receives the extrusion, and other positions will be more inflation, can realize fine stamp roller 1 and corrugated board fine contact when the stamp.
The connection port 33 on the rubber pad 32 is provided in a split manner, and the connection port 33 extends from the inner wall of the circular hole 31 to the axis of the rubber pad 32, and the connection port 33 gradually widens from the inner wall of the circular hole 31 to the axis of the rubber pad 32.
The rubber pad 32 is fixedly provided with a supporting rod 34 and an arc-shaped rod 35, one end of the supporting rod 34 is fixedly provided with a circular bottom plate 36, and one end of the arc-shaped rod 35 is fixedly connected with the circular bottom plate 36.
The arc rods 35 are provided with a plurality of arc rods 35, the arc rods 35 are uniformly arranged around the supporting rods 34, and the arc rods 35 are elastically arranged;
The axis of the strut 34 is coincident with the axis of the rubber pad 32.
The circular bottom plate 36 is provided with a clamping groove I37, the section of the clamping groove I37 is in arc shape, and a metal long rod 38 is arranged in the clamping groove I37;
the outer wall of the metal long rod 38 is provided with a second clamping groove 39, an annular rod 301 is arranged in the second clamping groove 39, and the outer wall of the annular rod 301 is communicated with the inner wall of the embossing roller 1.
The metal long rods 38 are arranged in parallel with the roller 3, the annular rods 301 are arranged coaxially with the roller 3, through the arrangement of the annular rods 301, the paint can flow along the annular rods 301, the annular rods 301 enable gaps to exist between the roller 3 and the printing roller 1, the paint is prevented from being extruded out of the printing roller 1 seriously and largely, and the paint on the inner wall of the printing roller 1 is relatively uniform;
The metal long rods 38 are arranged in two, the two metal long rods 38 are symmetrically arranged, the surface of the circular bottom plate 36 is provided with a recovery groove 361, the recovery groove 361 is perpendicular to the metal long rods 38, an elastic rope 362 is arranged in the recovery groove 361, two ends of the elastic rope 362 are fixedly connected with the metal long rods 38 on two sides respectively, when the circular bottom plate 36 is extruded into the circular hole 31 through the metal long rods 38 and the elastic rope 362, the metal long rods 38 are extruded with the outer walls of the annular rod 301 and the roller 3, the two metal long rods 38 slide to two sides, the extruded paint is stirred to two sides, so that the paint is distributed relatively uniformly, the elastic rope 362 can restore to the original state under the condition of no stress, and then the stirring effect is repeatedly generated, so that the extruded paint is scattered, and the extruded paint can be relatively uniform in printing.
The driven roller 5 is arranged in a hexagonal shape, an arc-shaped opening 51 is formed in the outer wall of the driven roller 5, and the inner wall of the arc-shaped opening 51 is made of rubber;
The inside of driven voller 5 is equipped with cavity 52, the metal post 53 has been placed in the cavity 52 of driven voller 5, through setting up driven voller 5, under the effect of gravity, driven voller 5 is in the lower extreme all the time, cylinder 3 is rotating simultaneously, driven voller 5 rolls in its inside, the same motion of metal post 53 also, when arc mouth 51 moves to the lower extreme, the coating in the arc mouth 51 receives the extrusion of metal post 53, make arc mouth 51 receive the pressure and produce deformation, then make viscous coating can move down and extrude connector 33, viscous coating can not the card establish.
When the corrugated paper expansion device is used, when the embossing roller 1 is in contact with corrugated paper, the corrugated paper is extruded, so that the annular air bag 4 in the corrugated paper expansion device is extruded, the embossing roller 1 can move upwards and can be in contact with uneven corrugated paper, and meanwhile, one side of the annular air bag 4 is extruded, so that other parts can be expanded more;
Meanwhile, the embossing roller 1 and the roller 3 are close to each other, so that the paint can be slightly extruded and can pass through the embossing roller 1, and the paint can be contacted with corrugated paper for coating;
secondly, the circular bottom plate 36 is extruded by the motion of the embossing roll 1, so that the circular bottom plate 36 extrudes the rubber pad 32, the rubber pad 32 protrudes inwards, the arc-shaped rods 35 on the outer wall of the same rubber pad 32 can extrude the rubber pad 32, the rubber pad 32 can be stretched, the connecting ports 33 can be enlarged, the opening degree of the connecting ports 33 on the rubber pad 32 can be larger by the same arc-shaped rods 35, and the paint in the roller 3 can partially pass through the connecting ports 33;
When the circular bottom plate 36 is extruded into the circular hole 31, the metal long rods 38, the annular rods 301 and the outer wall of the roller 3 are extruded, the two metal long rods 38 slide to two sides, the extruded paint can be stirred to two sides, the paint distribution is relatively uniform, the elastic ropes 362 can restore the paint under the condition of no stress, and stirring effects are repeatedly generated;
meanwhile, the paint can flow along the annular rod 301, and meanwhile, the annular rod 301 enables a gap to exist between the roller 3 and the printing roller 1, so that the paint is prevented from being extruded seriously and a large amount of paint is prevented from being extruded out of the printing roller 1;
Then under the action of gravity, the driven roller 5 is always at the lower end, the roller 3 rotates, the driven roller 5 rolls in the driven roller, the metal column 53 moves in the same way, when the arc-shaped opening 51 moves to the lower end, the paint in the arc-shaped opening 51 is extruded by the metal column 53, the arc-shaped opening 51 is deformed under the pressure, and then the viscous paint can move downwards to extrude out of the connecting port 33.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.