CN205003442U - Building materials are with multiple rendition type laser printer - Google Patents
Building materials are with multiple rendition type laser printer Download PDFInfo
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- CN205003442U CN205003442U CN201520714766.6U CN201520714766U CN205003442U CN 205003442 U CN205003442 U CN 205003442U CN 201520714766 U CN201520714766 U CN 201520714766U CN 205003442 U CN205003442 U CN 205003442U
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Abstract
The utility model relates to a building materials are with multiple rendition type laser printer, applying the system including frame, bat printing system, building materials adobe conveying system, positive static, being equipped with the rendition area between bat printing system and the building materials adobe conveying system, rendition area lower part and building materials adobe conveying system are formed with the points of proximity, and the points of proximity do not contact with the building materials adobe upper surface of carrying the process, and the points of proximity are at least two, and the transfer roll tensioning of being born static by at least two sets of areas forms, and the points of proximity and building materials adobe upper surface leave the clearance of 0.5 -5 millimeter, and every points of proximity corresponds building materials adobe process and is equipped with the positive static that can adsorb the toner that burden static taken in the rendition on building materials adobe surface under and exerts the system, and the voltage that the system was exerted to every positive static lies prostrate for 1000 -100000, and such design can improve the pattern texture's that prints on building materials adobe surface definition, fidelity greatly, improves the color quality of building materials brick, improvement production efficiency, saving manufacturing cost.
Description
Technical field
The utility model relates to the printing of flat building materials, the technical field of printing, forms the laser printer of pattern texture especially for surfaces such as flat ceramic, glass, stone materials.
Background technology
In the flat building materials industries such as current pottery, glass, the printing technology that its plane surface forms decorative pattern texture mainly contains flat screen printing, the printing of silica gel roller and current most popular inkjet printing three types.Wherein, flat screen printing is the technology of very early time, and flat screen device structure is the simplest, and its pattern texture printing quality is poor, needs multiple computer desk combined printing, eliminates gradually.Silica gel roller prints more advanced than flat screen printing, and equipment is relatively simple, and pattern texture printing quality is more a shade better than flat surface screen printing machine, and efficiency is high, but because silica gel roller in production run is continuous and building materials adobe contact friction, needs to change silica gel roller.And current most popular ink jet printer printing technique, adopt color ink printer, huge, the complex structure of its composition, the pattern texture quality printed is best compared to above-mentioned two kinds of technology, but ink-jet printer effect when printing dark colour pattern texture is still undesirable, there is the defect such as water clock ink, ink gun bracing wire, and ink gun easily blocks, ink pigments color development limits because granules of pigments is too little, and the too large shower nozzle of granules of pigments easily blocks again, and equipment price is higher.State-of-the-art is laser powder bat printing, printing equipment, but technology maturity has much room for improvement, sharpness, the fidelity of its printout surface pattern texture out still have larger room for improvement, therefore, are necessary to carry out technological improvement to the production equipment of current building material product surface pattern texture.
Utility model content
The purpose of this utility model is the weak point overcoming above-mentioned conventional art, the multiple transfer printing type laser printer of a kind of building materials is proposed, greatly can improve sharpness, the fidelity of building materials base printout surface pattern texture out, improve the color quality of building material product, reduce the production maintenance after sale of equipment simultaneously, enhance productivity, save production cost, meet environment protection requirement.
The purpose of this utility model is achieved by the following technical solution: the multiple transfer printing type laser printer of building materials, include frame, tampon pad printing system, building materials adobe induction system, positive electrostatic application system, wherein, the pivotal transfer belt that circulates is provided with between tampon pad printing system and building materials adobe induction system, transfer belt bottom and building materials adobe induction system are formed with the points of proximity, the points of proximity do not contact with the building materials adobe upper surface be conveyed through, it is characterized in that: the points of proximity at least two, the transfer roll tensioning being born electrostatic by least two group bands is formed, the points of proximity and building materials adobe upper surface leave the gap of 0.5-5 millimeter, and the corresponding building materials adobe of each points of proximity be provided with and transfer belt can be adsorbed on the positive electrostatic application system on building materials adobe surface by the toner of the negative electrostatic of band immediately below process, the voltage of each positive electrostatic application system is 1000-100000 volt.
Further, for reducing conveying belt to the impact of electric field, on conveying belt immediately below the points of proximity of corresponding transfer belt, be respectively equipped with the belt hold roller and guide roller that change conveying belt trend, belt hold roller and guide roller are upper and lower staggered arrangement, make conveying belt local to lower recess, form recessed space, described positive electrostatic application system is arranged in this recessed space.For ensureing the formation quality of toner image, the fore-and-aft clearance between the transfer roll that electrostatic born by the two groups of bands forming the points of proximity is 30-300 millimeter, and the fore-and-aft clearance that correspondence is arranged at the positive electrostatic application system below it is identical with it.Described positive electrostatic application system is longitudinally arranged along transfer belt, and its width is 200-2000 millimeter; By one or more groups wire electrode or the high positive pressure electrostatic field of one or more groups electrostatic applying roller energising generation.Described often group wire electrode or electrostatic apply roller and can be divided into many sections or multistage.For ensureing the amount of absorption toner, the described points of proximity have 3 or multiple, and each points of proximity are equipped with the transfer roll of negative electrostatic, and immediately below it, one_to_one corresponding is provided with positive electrostatic application system, and the distance between head and the tail two points of proximity is 60-3000 millimeter.The transfer roll that electrostatic born by the band of the described formation points of proximity is provided with 3-30 bar, equidistantly arrange between them, and often the corresponding recessed space being formed with respective numbers of conveying belt immediately below the transfer roll of electrostatic born by the band of the bar formation points of proximity, places the positive electrostatic application system of respective amount in each recessed space respectively.The thickness of building materials adobe is 3-20 millimeter, and transporting velocity is 5-25 m/min.
The utility model adopts electrostatic absorption principle, after building materials adobe enters tampon pad printing system, adobe, through at least two electrostatic application system effects of the positive end, makes building materials adobe surface be actually passed through at least twice powder image pad-printing process, the toner amount being adsorbed onto building materials adobe surface is multiplied.And, in toner transfer process, transfer belt and building materials adobe surface be without any contact.
Such structure, has obvious advantage: 1, adopt multiple bat printing, and the pattern texture that toner forms is transferred to building materials adobe on the surface with becoming times amount, and the pattern texture sharpness printed is high, fidelity good.2, ensure the colour image reduction degree of building material surface, improve the qualification rate of product.3, after-sales service becomes very simple, greatly reduces maintenance cost.4, can print by direct-on-line, dirigibility is high, substantially increases production efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the close-up schematic view of Fig. 1.
Fig. 3 is the local schematic top plan view of Fig. 1.
Reference numeral: 1 selenium photosensitive drums 2 toner 3 stores up powder tank 4 adobe 5 frame 6 transfer roll 7 transfer belt 8 conveying belt 9 drive roll 10 motor 11 guide roller 12 belt hold roller 13 wire electrode seat 14 wire electrode 15 second transfer roll 16 driven voller 17 the 3rd transfer roll.
Embodiment
See Fig. 1-Fig. 3, the multiple transfer printing type laser printer of the present embodiment building materials mainly comprises: frame 5, tampon pad printing system, building materials adobe induction system, transfer belt 7 and positive electrostatic application system.Wherein, building materials adobe induction system is by motor 10, drive roll 9, driven voller 16 and form around the roller pivotal conveying belt 8 that circulates.Tampon pad printing system is known technology, include multiple selenium photosensitive drums 1, multiple supporting selenium photosensitive drums 1 storage powder tank 3, be loaded on toner 2, laser head (not shown in FIG.), many transfer rolls 6 of the negative electrostatic of band in storage powder tank 3.Positive electrostatic application system electric discharge applies roller by wire electrode 14 or electrostatic and has come, if adopt electrostatic to apply roller, which is provided with spray point energising and produces high positive pressure electrostatic field.
Embodiment one, see Fig. 1 and Fig. 3, the pivotal transfer belt 7 that circulates is provided with between tampon pad printing system and building materials adobe induction system, the conveying belt 8 of transfer belt 7 bottom and building materials adobe induction system is formed with two points of proximity, two points of proximity do not contact with building materials adobe 4 upper surface be conveyed through, the transfer roll tensioning that two points of proximity bear electrostatic by two groups of bands is respectively formed, and is the second transfer roll 15 and the 3rd transfer roll 17 respectively.The points of proximity that second transfer roll 15 and the 3rd transfer roll 17 are formed and building materials adobe 4 upper surface leave the gap of 2-2.5 millimeter; And immediately below the corresponding building materials adobe of each points of proximity 4 processes, be provided with the positive electrostatic application system that the toner of negative for band in transfer belt electrostatic can be adsorbed on building materials adobe surface, the voltage of each positive electrostatic application system is 8000-100000 volt, and electric current is 0.05 ~ 1.0 milliampere.
Particularly, in production run, building materials adobe 4 thickness is chosen as: 10 millimeters.In building materials adobe induction system course of conveying, after building materials adobe 4 enters laser print apparatus, first through first points of proximity, i.e. the second transfer roll 15 place, these points of proximity leave the gap of 2 millimeters between building materials adobe 4 surface and transfer belt 7, be provided with the first positive electrostatic application system, i.e. wire electrode 14 immediately below corresponding second transfer roll 15, and have 50000 volts of positive electric fields by the generation of electrostatic generator (not drawing completely in Fig. 1) wire electrode 14.Make toner image secondary transfer printing on transfer belt 7 surface in adobe 4 on the surface, this time in transfer process, transfer belt 7 may still remain a part of toner image in surface.After distance the second transfer roll 15 on the position of 100 millimeters, also be provided with second points of proximity, i.e. the 3rd transfer roll 17 place, positive electrostatic application system is provided with equally immediately below 3rd transfer roll 17, i.e. wire electrode, this second positive electrostatic application system is identical with the positive electrostatic application system of first above, and difference is the spacing 2.5 millimeters between building materials adobe 4 surface and transfer belt 7, and its wire electrode produces 100000 volts of positive electric fields.When entering the second positive electrostatic application system in building materials adobe 4, the toner image that transfer belt 7 surface still remains is transferred in building materials adobe 4 on the surface again, carry out overlapping with the toner image being transferred in adobe surface, the toner amount being transferred in building materials adobe surface business is further increased.Thus ensure that the quality of pattern transferring.
In the present embodiment, transporting velocity is comparatively slow, and be 10 ms/min, the gap on transfer belt 7 and building materials adobe 4 surface is between 2-2.5 millimeter, this is because wire electrode is the below being arranged in conveying belt 8, the building materials adobe 4 that its positive electrostatic field produced must penetrate conveying belt 8 and act on conveying belt 8.
Certainly, between second transfer roll 15 and the 3rd transfer roll 17, the setting of spacing is with relating to parameters such as the speed of the size length of pattern, transfer belt 7, the speed of conveying belt 8, different settings can be done, as long as the toner pattern of front and back two roller can correctly overlap according to need of production.
Embodiment two, see Fig. 1 and Fig. 2, on the basis of above-described embodiment one, for reducing conveying belt 8 to the impact of electrostatic field, conveying belt 8 is made improvements, special feature is: on the conveying belt 8 immediately below two points of proximity of corresponding transfer belt 7, be respectively equipped with the two groups of belt hold rollers 12 and guide roller 11 that change conveying belt 8 trend, each group belt hold roller 12 is upper and lower staggered arrangement with guide roller 11, make conveying belt 8 local to lower recess, form recessed space, the size in this space matches with the device producing high-pressure electrostatic, described first, second positive electrostatic application system is arranged in this recessed space, namely wire electrode 14 and the wire electrode seat 13 of two groups of positive electrostatic application systems then just can be placed in this space.And this local dent width of conveying belt 8 is little, do not affect the normal conveying of conveying belt 8 pairs of building materials adobes 4, what is more important, its positive electrostatic field produced of the wire electrode 14 placed can directly act on the building materials adobe 4 of portion's process from it, make the effect of electrostatic field more fully, absorption toner 2 is more complete.In the present embodiment, transfer belt 7 can be comparatively large with the gap on building materials adobe 4 surface, is 3-4 millimeter.Distance between second transfer roll 15 and the 3rd transfer roll 17 can be comparatively large, is 200 millimeters.In addition, the voltage of positive electrostatic application system can be slightly low, is 30000 volts, and the thickness of building materials adobe can be thicker, is 15 millimeters, and transporting velocity is 20 ms/min.
Embodiment three, on the basis of above-described embodiment two, the described points of proximity have 10, each points of proximity are equipped with the transfer roll of negative electrostatic, immediately below it, one_to_one corresponding is provided with positive electrostatic application system, distance between head and the tail two points of proximity is 2000 millimeters, the transfer roll that electrostatic born by the band of the described formation points of proximity is provided with 10, equidistantly arrange between them, and the band that every bar forms the points of proximity bear electrostatic transfer roll immediately below conveying belt correspondence be formed with 10 recessed spaces, place the positive electrostatic application system of respective amount in each recessed space respectively.Positive electrostatic application system is longitudinally arranged along transfer belt, and its width is 600 millimeters.Certainly, before and after totally 10 points of proximity place transfer roll between the setting of spacing be with the relating to parameters such as the speed of the size length of pattern, transfer belt 7, the speed of conveying belt 8, different settings can be done, as long as the toner pattern of each roller in front and back can correctly overlap according to need of production.
Embodiment four, on the basis of above-described embodiment three, the described points of proximity have 30, each points of proximity are equipped with the transfer roll of negative electrostatic, immediately below it, one_to_one corresponding is provided with positive electrostatic application system, distance between head and the tail two points of proximity is 3000 millimeters, the transfer roll that electrostatic born by the band of the described formation points of proximity is provided with 30, equidistantly arrange between them, and the band that every bar forms the points of proximity bear electrostatic transfer roll immediately below conveying belt correspondence be formed with 30 recessed spaces, place the positive electrostatic application system of respective amount in each recessed space respectively.Positive electrostatic application system is longitudinally arranged along transfer belt, and its width is 2000 millimeters.
In fact, the points of proximity of setting can optionally increase and decrease, and each points of proximity are equipped with the transfer roll of negative electrostatic, and immediately below it, one_to_one corresponding is provided with positive electrostatic application system, and realize the transfer printing that triple, quadruple or more is heavy, this can determine according to the requirement of pattern quality.Certainly, only enumerate some preferably embodiments here, the technical program can do other equivalent or roughly the same change, repeat no more here, but they should belong to the protection domain of this patent.
Claims (8)
1. the multiple transfer printing type laser printer of building materials, include frame, tampon pad printing system, building materials adobe induction system, positive electrostatic application system, wherein, the pivotal transfer belt that circulates is provided with between tampon pad printing system and building materials adobe induction system, transfer belt bottom and building materials adobe induction system are formed with the points of proximity, the points of proximity do not contact with the building materials adobe upper surface be conveyed through, it is characterized in that: the points of proximity at least two, the transfer roll tensioning being born electrostatic by least two group bands is formed, and the points of proximity and building materials adobe upper surface leave the gap of 0.5-5 millimeter; And the corresponding building materials adobe of each points of proximity be provided with and transfer belt can be adsorbed on the positive electrostatic application system on building materials adobe surface by the toner of the negative electrostatic of band immediately below process, the voltage of each positive electrostatic application system is 1000-100000 volt.
2. laser printer according to claim 1, it is characterized in that, on conveying belt immediately below the points of proximity of corresponding transfer belt, be respectively equipped with the belt hold roller and guide roller that change conveying belt trend, belt hold roller and guide roller are upper and lower staggered arrangement, make conveying belt local to lower recess, form recessed space, described positive electrostatic application system is arranged in this recessed space.
3. laser printer according to claim 1 and 2, is characterized in that, the fore-and-aft clearance formed between transfer roll that two groups of bands of the points of proximity bear electrostatic is 30-300 millimeter, and the fore-and-aft clearance that correspondence is arranged at the positive electrostatic application system below it is identical with it.
4. laser printer according to claim 3, it is characterized in that described positive electrostatic application system is longitudinally arranged along transfer belt, its width is 200-2000 millimeter; By one or more groups wire electrode or the high positive pressure electrostatic field of one or more groups electrostatic applying roller energising generation.
5. laser printer according to claim 4, is characterized in that described often group wire electrode or electrostatic apply roller and can be divided into many sections or multistage.
6. the laser printer according to claim 1 or 2 or 4, it is characterized in that, the described points of proximity have 3 or multiple, and each points of proximity are equipped with the transfer roll of negative electrostatic, immediately below it, one_to_one corresponding is provided with positive electrostatic application system, and the distance between head and the tail two points of proximity is 60-3000 millimeter.
7. laser printer according to claim 6, it is characterized in that, the transfer roll that electrostatic born by the band of the described formation points of proximity is provided with 3-30 bar, equidistantly arrange between them, and often the corresponding recessed space being formed with respective numbers of conveying belt immediately below the transfer roll of electrostatic born by the band of the bar formation points of proximity, places the positive electrostatic application system of respective amount in each recessed space respectively.
8. laser printer according to claim 5, is characterized in that, the thickness of building materials adobe is 3-20 millimeter, and transporting velocity is 5-25 m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714766.6U CN205003442U (en) | 2015-09-16 | 2015-09-16 | Building materials are with multiple rendition type laser printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714766.6U CN205003442U (en) | 2015-09-16 | 2015-09-16 | Building materials are with multiple rendition type laser printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205003442U true CN205003442U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520714766.6U Active CN205003442U (en) | 2015-09-16 | 2015-09-16 | Building materials are with multiple rendition type laser printer |
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| Country | Link |
|---|---|
| CN (1) | CN205003442U (en) |
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- 2015-09-16 CN CN201520714766.6U patent/CN205003442U/en active Active
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