CN220095879U - Multicolor printing device - Google Patents
Multicolor printing device Download PDFInfo
- Publication number
- CN220095879U CN220095879U CN202320993267.XU CN202320993267U CN220095879U CN 220095879 U CN220095879 U CN 220095879U CN 202320993267 U CN202320993267 U CN 202320993267U CN 220095879 U CN220095879 U CN 220095879U
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- pad printing
- pad
- printing
- roll shaft
- ink
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- 238000007639 printing Methods 0.000 title claims abstract description 84
- 238000007649 pad printing Methods 0.000 claims abstract description 149
- 239000003086 colorant Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000003854 Surface Print Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of printing equipment, and particularly relates to a multicolor printing device, which comprises: the device comprises a frame, a first roll shaft, a plurality of pad printing seats and a plurality of groups of printing groups. The first roll shaft is rotatably arranged on the frame, and a plurality of pad printing seats are circumferentially arranged around the first roll shaft. A plurality of sets of the print packs are circumferentially arranged about the first roller shaft. The printing group includes: the printing device comprises a second roll shaft, a third roll shaft, an ink seat and a printing die seat with a second pad printing surface. According to the utility model, through the arrangement of a plurality of printing groups and a plurality of pad printing seats, the pad printing seats can realize the printing of a plurality of printing stock every time the pad printing seats rotate one circle, and the printing efficiency is improved. Secondly, the utility model can also set different colors of ink on different ink bases, and then each first pad printing surface is respectively contacted with different die bases by rotating the pad printing bases around the first roll shafts, so that the first pad printing surfaces are stained with different colors of ink, and multicolor printing ink is printed on a printing object through the first pad printing surfaces.
Description
Technical Field
The utility model belongs to the technical field of printing equipment, and particularly relates to a multicolor printing device.
Background
Pad printers have become a major device for surface printing of a variety of materials.
In the conventional pad printing machine, as described in CN101602282a, the pad printing rubber roller is a complete roller shaft, and only one printing object is printed by one rotation of the pad printing rubber roller, so that the overall printing work efficiency is low.
Disclosure of Invention
The utility model aims to solve the technical problems that: in the existing pad printing machine, the pad printing rubber roller is a complete roller shaft, and only one printing object is printed by rotating the pad printing rubber roller for one circle, so that the whole printing work efficiency is low.
In order to solve the above technical problems, the present utility model provides a multicolor printing device, which includes: the device comprises a rack and a first roll shaft, wherein the first roll shaft is rotatably arranged on the rack;
the pad printing seats are circumferentially arranged around the first roller shaft and are provided with first pad printing surfaces;
a plurality of sets of print packs, a plurality of sets of the print packs being circumferentially arranged about the first roller shaft, the print packs comprising: the second roll shaft, the third roll shaft, an ink seat which is arranged on the rack and used for providing ink, and a stamp holder with a second pad printing surface; the second roll shaft is rotatably arranged on the frame; the die holder is arranged on the second roll shaft; the second roller is positioned between the first roller and the ink seat;
the driving mechanism is used for driving the first roll shaft, the second roll shaft and the third roll shaft to rotate, so that the second pad printing surface is contacted with the ink seat, then contacted with the first pad printing surface and used for transferring the ink onto the first pad printing surface.
Optionally, a plurality of pad printing seats are equidistantly arranged at intervals, and a plurality of printing groups are equidistantly arranged at intervals.
Optionally, the ink base includes: a third roller and an ink container; the third roll shaft is rotatably arranged on the rack, and the ink container is fixedly arranged on the rack; the ink container has a containing groove for containing ink; the third roll shaft is provided with a third pad printing surface;
the driving mechanism is used for driving the third roller shaft to rotate so that the third pad printing surface transfers ink of the ink container to the second pad printing surface.
Optionally, the number of the second pad printing surfaces on the die holder is two; and the two second pad printing surfaces are symmetrically arranged about the second roll shaft.
Optionally, the first pad printing surface is an arc surface, and the center of the first pad printing surface is positioned on the axis of the first roller shaft; the second pad printing surface is an arc-shaped surface, and the circle center of the second pad printing surface is positioned on the second roll shaft; the circle center of the third pad printing surface is positioned on the third roll shaft; the second pad printing surface is tangent to the first pad printing surface and the third pad printing surface respectively.
Optionally, the arc length of the first pad printing surface is equal to the arc length of the second pad printing surface.
Optionally, the driving mechanism includes: the motor, the first gear, the second gear and the third gear; the first gear is sleeved on the first roll shaft, the second gear is sleeved on the second roll shaft, and the third gear is sleeved on the third roll shaft; the second gear is meshed with the first gear and the third gear respectively; and an output shaft of the motor is coaxially connected with the first roll shaft.
Optionally, the ratio between the radius of the pad and the radius of the stamp pad is a, and the ratio between the first gear and the second gear is b, a=b.
Optionally, the first pad printing surface and the second pad printing surface are both rubber layers.
Optionally, the number of the printing groups is three, and the number of the pad printing seats is four.
Compared with the prior art, the multicolor printing device has the beneficial effects that:
according to the utility model, through the arrangement of a plurality of printing groups and a plurality of pad printing seats, the pad printing seats can realize the printing of a plurality of printing stock every time the pad printing seats rotate one circle, and the printing efficiency is improved. Secondly, the utility model can also set different colors of ink on different ink bases, and then each first pad printing surface is respectively contacted with different die bases by rotating the pad printing bases around the first roll shafts, so that the first pad printing surfaces are stained with different colors of ink, and the technical effect of printing multicolor printing ink on a printing stock through the first pad printing surfaces is realized.
Drawings
FIG. 1 is a front view of an embodiment of the present utility model;
FIG. 2 is a rear view of an embodiment of the present utility model;
FIG. 3 is a schematic perspective view of an embodiment of the present utility model;
FIG. 4 is a schematic diagram showing a connection relationship between a pad printing seat and a first roller shaft according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a die holder according to an embodiment of the present utility model;
fig. 6 is a schematic structural diagram of an ink seat according to an embodiment of the present utility model.
In the figure, 1, a rack; 2. a pad printing seat; 21. a first pad printing surface; 3. a first roller shaft; 4. a printing group; 41. a second roller shaft; 42. a die holder; 421. a second pad printing surface; 43. an ink base; 431. a third roller shaft; 432. an ink container; 433. a third pad printing surface; 5. a driving mechanism; 51. a first gear; 52. a second gear; 53. a third gear; 6. a substrate.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
First, it should be noted that the top, bottom, upward, downward, etc. orientations referred to herein are defined with respect to the orientation in the various figures, are relative concepts and thus can be changed depending on the different positions they are in and the different practical states. These and other orientations, therefore, are not to be considered limiting.
It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.
Furthermore, it should also be noted that any individual feature described or implicit in the embodiments herein, or any individual feature shown or implicit in the drawings, can still be combined between these features (or their equivalents) to obtain other embodiments of the utility model not directly mentioned herein.
It should also be understood that the terms "first," "second," and the like are used herein to describe various information, but that such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the utility model.
It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.
As shown in fig. 1 to 3, a multicolor printing apparatus of a preferred embodiment of the present utility model includes: the printing machine comprises a frame 1, a first roll shaft 3, a plurality of pad printing seats 2 and a plurality of printing groups 4.
Referring to fig. 4, a first roller 3 is rotatably disposed on a frame 1, a plurality of pad printing seats 2 are circumferentially disposed around the first roller 3, a plurality of pad printing seats 2 are equidistantly disposed at intervals, the pad printing seats 2 have a first pad printing surface 21, and the first pad printing surface 21 is used for being stained with printing ink and transferring the printing ink.
The plurality of printing groups 4 are circumferentially arranged around the first roller shaft 3, and the plurality of printing groups 4 are equidistantly and alternately arranged. The printing group 4 includes: the second roller 41, the third roller 431, the ink seat 43, and the stamp seat 42 having the second pad surface 421. An ink seat 43 is provided on the frame 1 and is used for supplying ink. The second roller 41 is rotatably arranged on the frame 1, the die holder 42 is arranged on the second roller 41, and the second roller 41 is positioned between the first roller 3 and the ink holder 43.
And a driving mechanism 5, wherein the driving mechanism 5 is used for driving the first roll shaft 3, the second roll shaft 41 and the third roll shaft 431 to rotate.
Based on the above structure, the present utility model drives the first roller 3 and the second roller 41 to rotate by the driving mechanism 5, so that the second pad 421 is contacted with the ink seat 43 to make the second pad 421 be stained with ink, then the second pad 421 is contacted with the first pad 21 and transfers the ink onto the first pad 21, and then the ink is transferred onto the printing stock 6 on the conveying line under the pad 2 by the first pad 21, so as to realize printing of the printing stock 6. In addition, the utility model enables the pad printing seat 2 to realize the printing of a plurality of printing stock 6 by one turn through the arrangement of a plurality of printing groups 4 and a plurality of pad printing seats 2, thereby improving the printing efficiency. Secondly, the utility model can also set different colors of ink on different ink bases 43, and then each first pad printing surface 21 is respectively contacted with different printing die holders 42 by rotating the pad printing base 2 around the first roller shaft 3, so that the first pad printing surface 21 is stained with different colors of ink, thereby realizing the technical effect of printing multicolor printing ink on a printing object 6 through the first pad printing surface 21.
It can be understood that the number of pad printing seats 2 and printing groups 4 is required to be set according to the sizes of the pad printing seats 2 and the die holders 42, the utility model uses three of the pad printing seats 42, four of the pad printing seats 2 are described, and the three die holders 42 are equidistantly arranged by taking the axle center of the first roller shaft 3 as an origin. When the number of the first pad printing surfaces 21 is n, printing of n printing objects 6 can be completed on behalf of one rotation of the first roller shaft 3. The larger the value of n, the higher the printing efficiency, but at the same time the smaller the area of the first pad printing surface 21, the smaller the surface of the printable substrate 6, so that the number of first pad printing surfaces 21 can be reasonably selected according to the printing surface of the substrate 6.
In a possible embodiment, referring to fig. 3 and 6, the ink seat 43 includes: a third roller 431 and an ink container 432; the third roller 431 is rotatably disposed on the frame 1, and the ink container 432 is fixedly disposed on the frame; the ink container 432 has a receiving groove for receiving ink; the third roller 431 has a third pad printing surface 433.
The driving mechanism 5 is used for driving the third roller shaft 431 to rotate, so that the third pad 433 transfers the ink of the ink container 432 onto the second pad 421, and the third pad 433 contacts the ink in the accommodating groove under the driving of the driving mechanism 5, and then contacts the second pad 421 through the third pad to transfer the ink onto the second pad 421.
Further, referring to fig. 1 and 5, the number of the second pad printing surfaces 421 on the die holder 42 is two, and the two second pad printing surfaces 421 are symmetrically disposed about the second roller shaft 41, that is, are disposed on opposite sides of the die holder 42, and the ink holder 43 and the pad printing holder 2 are disposed on opposite sides of the second roller shaft 41, so that when one second pad printing surface 421 contacts with the ink in the accommodating groove, the other second pad printing surface 421 contacts with the first pad printing surface 21, thereby enabling the ink to be adhered and the ink to be transferred synchronously, so as to improve the printing efficiency.
Further, referring to fig. 1, the first pad printing surface 21 is an arc surface, and the center of the first pad printing surface 21 is located on the axis of the first roller shaft 3. The second pad printing surface 421 is an arc surface, and the center of the second pad printing surface 421 is located on the second roller 41. The center of the third pad 433 is located on the third roller 431. The second pad surface 421 is tangent to the first pad surface 21 and the third pad surface 433, the tangent position of the second pad surface 421 and the first pad surface 21 is the position for transferring ink, and the tangent position of the second pad surface 421 and the third pad surface 433 is the position for transferring ink, so that the second pad surface 421 can be respectively contacted with the first pad surface 21 and the third pad surface 433 and transfer ink in the rotation process of the pad holder 2.
Further, the shortest distance between the first pad printing surface 21 and the third pad printing surface 433 is a first distance. The distance between the two second pad surfaces 421 is a second distance, and the first distance is equal to the second distance, so that the two second pad surfaces 421 can simultaneously contact the first pad surface and the third pad surface 433, respectively, to transfer ink.
Further, the arc length of the first pad printing surface 21 is equal to the arc length of the second pad printing surface 421, that is, when the linear speeds of the pad printing seat 2 and the die seat 42 are the same, it can be ensured that the printing ink on the second pad printing surface 421 is just completely transferred to the first pad printing surface 21, and no extra ink will pollute the pad printing surface.
In a possible embodiment, see fig. 2, the driving mechanism 5 comprises: a motor, a first gear 51, a second gear 52 and a third gear 53. The first gear 51 is sleeved on the first roller shaft 3, the second gear 52 is sleeved on the second roller shaft 41, and the third gear 53 is sleeved on the third roller shaft 431. The second gear 52 is meshed with the first gear 51 and the third gear 53, respectively. The output shaft of the motor is coaxially connected with the first roll shaft 3, and the motor drives the first roll shaft 3 to rotate, so that the first gear 51 drives the second gear 52 and the third gear 53 to rotate, and the oil third roll shaft 431, the stamp holder 42 and the pad printing holder 2 can synchronously rotate.
It should be understood that the motor of the present utility model may be coaxially connected to the first roller shaft 3 and the third roller shaft 431 to drive other gears to rotate, which is not limited herein.
In the embodiment of the present utility model, the gear ratio between the first gear 51 and the second gear 52 is correspondingly set according to the distance between the three die holders 42, and it is required to be realized that the time for rotating the die holders 42 for one turn is consistent with the time for moving the pad holder 2 between the two adjacent die holders 42, so as to ensure that the first pad printing surface 21 contacts one of the second pad printing surfaces 421 when the pad holder 2 passes through the die holders 42, and the other second pad printing surface 421 on the same die holder 42 can contact the third pad printing surface 433. In order to ensure printing uniformity, the linear speeds of the first roller shaft 3, the second roller shaft 41 and the third roller shaft 431 are the same, so the scheme adopts a gear meshing mode to control the three rollers to have the same rotational linear speed.
Further, the ratio between the radius of the pad printing seat and the radius of the stamp seat is a, and the ratio between the first gear and the second gear is b, a=b. In this embodiment, the radius of the pad printing seat 2 is 2 times that of the stamp seat 42, the number of teeth of the pad printing seat 2 is 184 times that of the number of teeth 92 of the stamp seat 42, and the same multiple relationship is provided, so that the ink on the second pad printing surface 421 can be ensured to be accurately printed on the first pad printing surface 21 each time. Meanwhile, the number of teeth corresponding to the third pad printing surface 433 is prevented from being in a multiple relation with the number of teeth of the die holder 42, so that the second pad printing surface 421 can be attached with ink at different positions of the third pad printing surface 433 each time, and the overall uniformity of printing is better ensured.
Further, the first pad printing surface 21 and the second pad printing surface 421 are both rubber layers, and the ink is more conveniently transferred from the pad printing surfaces to the printing object 6 (such as a glass centrifuge tube) with a hard surface through the elastic extrusion action of the rubber layers. The second pad printing surface 421 is preferably a rubber layer with a raised pattern on the surface to facilitate transfer of ink.
The working process of the utility model is as follows: according to the utility model, the first roller shaft 3 is driven to rotate by a motor, so that the second gear 52 and the third gear 53 are driven to rotate by the first gear 51, the third roller shaft 431, the die holder 42 and the pad printing seat 2 can synchronously rotate, the third pad printing surface 433 is firstly contacted with ink in the accommodating groove under the drive of the motor, then the third pad printing surface is contacted with the second pad printing surface 421 to transfer the ink to the second pad printing surface 421, then the second pad printing surface 421 is contacted with the first pad printing surface 21 and transfers the ink to the first pad printing surface 21, and then the ink is transferred to a printing object 6 on a conveying line below the pad printing seat 2 by the first pad printing surface 21, so that printing of the printing object 6 is realized.
In summary, the embodiment of the utility model provides a multicolor printing device, which enables a plurality of printing objects 6 to be printed by rotating a pad printing seat 2 for each circle through the arrangement of a plurality of printing groups 4 and a plurality of pad printing seats 2, thereby improving the printing efficiency. Secondly, the utility model can also set different colors of ink on different ink bases 43, and then each first pad printing surface 21 is respectively contacted with different printing die holders 42 by rotating the pad printing base 2 around the first roller shaft 3, so that the first pad printing surface 21 is stained with different colors of ink, thereby realizing the technical effect of printing multicolor printing ink on a printing object 6 through the first pad printing surface 21.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.
Claims (10)
1. A multicolor printing device, comprising: the device comprises a rack and a first roll shaft, wherein the first roll shaft is rotatably arranged on the rack;
the pad printing seats are circumferentially arranged around the first roller shaft and are provided with first pad printing surfaces;
a plurality of sets of print packs, a plurality of sets of the print packs being circumferentially arranged about the first roller shaft, the print packs comprising: the second roll shaft, the third roll shaft, an ink seat which is arranged on the rack and used for providing ink, and a stamp holder with a second pad printing surface; the second roll shaft is rotatably arranged on the frame; the die holder is arranged on the second roll shaft; the second roller is positioned between the first roller and the ink seat;
the driving mechanism is used for driving the first roll shaft, the second roll shaft and the third roll shaft to rotate, so that the second pad printing surface is contacted with the ink seat, then contacted with the first pad printing surface and used for transferring the ink onto the first pad printing surface.
2. The multicolor printing device of claim 1 wherein a plurality of pad printing stations are equidistantly spaced and a plurality of groups of printing groups are equidistantly spaced.
3. The multicolor printing device of claim 1 wherein the ink holder comprises: a third roller and an ink container; the third roll shaft is rotatably arranged on the rack, and the ink container is fixedly arranged on the rack; the ink container has a containing groove for containing ink; the third roll shaft is provided with a third pad printing surface;
the driving mechanism is used for driving the third roller shaft to rotate so that the third pad printing surface transfers ink of the ink container to the second pad printing surface.
4. The multicolor printing device of claim 1 wherein the number of second pad printing surfaces on the die holder is two; and the two second pad printing surfaces are symmetrically arranged about the second roll shaft.
5. The multicolor printing device according to claim 3 wherein the first pad printing surface is an arcuate surface and the center of the first pad printing surface is located on the axis of the first roller shaft; the second pad printing surface is an arc-shaped surface, and the circle center of the second pad printing surface is positioned on the second roll shaft; the circle center of the third pad printing surface is positioned on the third roll shaft; the second pad printing surface is tangent to the first pad printing surface and the third pad printing surface respectively.
6. The multicolor printing device of claim 1 wherein the arcuate length of the first pad printing surface and the arcuate length of the second pad printing surface are equal.
7. The multicolor printing device according to claim 1 wherein the drive mechanism comprises: the motor, the first gear, the second gear and the third gear; the first gear is sleeved on the first roll shaft, the second gear is sleeved on the second roll shaft, and the third gear is sleeved on the third roll shaft; the second gear is meshed with the first gear and the third gear respectively; and an output shaft of the motor is coaxially connected with the first roll shaft.
8. The multicolor printing device of claim 7 wherein the ratio between the radius of the pad and the radius of the impression cylinder is a and the ratio between the first gear and the second gear is b, a = b.
9. The multicolor printing device of claim 1 wherein the first pad printing surface and the second pad printing surface are each rubber layers.
10. The multicolor printing device according to claim 1 wherein the number of printing groups is three and the number of pad printing stations is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320993267.XU CN220095879U (en) | 2023-04-26 | 2023-04-26 | Multicolor printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320993267.XU CN220095879U (en) | 2023-04-26 | 2023-04-26 | Multicolor printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220095879U true CN220095879U (en) | 2023-11-28 |
Family
ID=88848375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320993267.XU Active CN220095879U (en) | 2023-04-26 | 2023-04-26 | Multicolor printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220095879U (en) |
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2023
- 2023-04-26 CN CN202320993267.XU patent/CN220095879U/en active Active
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