CN102615930B - Manufacturing method for printing rotary screen - Google Patents
Manufacturing method for printing rotary screen Download PDFInfo
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- CN102615930B CN102615930B CN201210085024.2A CN201210085024A CN102615930B CN 102615930 B CN102615930 B CN 102615930B CN 201210085024 A CN201210085024 A CN 201210085024A CN 102615930 B CN102615930 B CN 102615930B
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Abstract
A manufacturing method for a rotary printing screen comprises the steps as follows: 1, metal microfilaments or metallized nonmetal fibers are wound around on a roll at intervals in the warp and weft directions to form a metal microfilament or nonmetal fiber rotary screen; on the circumferential surface of the roll, one or more filaments are wound to form a framework in the weft direction, another one or more filaments are wound to form a framework in the warp direction, and the sequences of weaving the frameworks in the warp and weft directions can be interchanged; the frameworks in the warp and weft directions cannot in interpenetration and form a non-weaved printing rotary screen; or the frameworks in the warp and weft directions incline in the weft direction and are sequentially intertwined to and fro so as to form a crossed mesh shape; 2, the metal microfilament rotary screen or the nonmetal fiber rotary screen is treated preliminarily; and 3, the electroplating or the chemical plating, the water washing, the mesh separating, the drying and the cutting are conducted as required. The frameworks have high tensile strength and good toughness, thereby avoiding easy breakage. The percentage of opening is high, and through the use of the nonmetal fibers, the cost can be lowered. The rotary screen has a large mesh size and high high permeability. The printing rotary screen shaped like double loudspeakers is plated once through the method while twice in the prior art, therefore, the method has the advantages that the process is saved.
Description
Technical field
The invention belongs to electroplating technology field, particularly a kind of preparation method of print cylinder mould.Specifically adopt non-woven and non-impact style to prepare metal or nonmetal print cylinder mould.
Background technology
At present print cylinder mould adopts electrotyping forming method more, on core after electrotyping forming, then takes off and carries out secondary plating and form cylinder without seam nickel screen from core.First this net making method must manufacture core, and the method for conventionally manufacturing core has (1) extrusion, uses steel core formpiston (former) mechanical presses method; (2) laser method, i.e. laser punching (melting) hole.Electrodeposited coating electroplating technology according to core copper surface can be divided into: chromium plating net making process (being Chinese law), someone proposes a kind of printed nickel screen mould of improvement, be coated with copper layer at outer surface of matrix, the surface pressure rolling of copper layer has site, site surface is coated with nickel dam with the copper layer between site intermittence, nickel dam is coated with hard chromium layers [Zhu Zhonghua, printing nickel screen improvement mould, patent announcement number: CN 201366834Y] outward; Nickel plating net making process (being foreign law) [Zhou Jiaxiang, printed nickel net technology and products innovation].Print cylinder mould prepared by these two kinds of methods of domestic employing mainly contains 60 order [Sun Juncheng, Wei Fubin, Zhang Guangde, Zhang Peihai and Soviet Union are deep, 60 order printing nickel screens, patent announcement number: CN 201442376U], 70 order [Sun Juncheng, Wei Fubin, Zhang Guangde, Zhang Peihai and Soviet Union are deep, 70 order printing nickel screens, patent announcement number: CN 201442373U], 80 order [Sun Juncheng, Wei Fubin, Zhang Guangde, Zhang Peihai and Soviet Union are deep, 80 order printing nickel screens, patent announcement number: CN 201442374U], 105 order [Sun Juncheng, Wei Fubin, Zhang Guangde, Zhang Peihai and Soviet Union are deep, 105 order printing nickel screens, patent announcement number: CN 201442375U] percent opening is lower, generally [Zhou Jiaxiang below 30%, printed nickel net technology and products innovation], owing to being the nickel screen of electrotyping forming, the overall tensile strength of cylinder is not very high, cause the life cycle of cylinder short.
Summary of the invention
The object of this invention is to provide a kind of preparation method of print cylinder mould, the electrotyping forming secondary plating method that this method is used for prior art, the metal of making or nonmetal print cylinder mould are electroplated or chemical plating, make its longitude and latitude place be plated layer or coated the connecting as one of chemical plating coating forms net, adopt this law to prepare print cylinder mould and only need once electroplate or chemical plating.
The technical scheme adopting is:
A preparation method for print cylinder mould, comprises the following steps:
The first step, by metal fibril or through metallized non-metallic fibers, the angle that tilts to set with direction of warp and weft or the broadwise that coexists and the spacing of setting are wrapped in (netting) on roller, form latticed metal fibril cylinder or non-metallic fibers cylinder.
Netting mode: on the circumferential surface of roller, with a rhizoid or multi-filament, circumferentially with setpoint distance uniform winding, form the skeleton of weft direction along circumferential surface.Then on the circumferential surface and end face of roller, with a rhizoid or multi-filament, with setpoint distance uniform winding, form the skeleton of warp direction, (skeleton of weft direction is interior, and the skeleton of warp direction outside) at the axial direction of end face and roller.The order of above-mentioned braiding longitude and latitude also can exchange that (skeleton of weft direction outside, the skeleton of warp direction is interior) broadwise that coexists canoe is the circumferential surface that is first wrapped in roller with one or more inclination set angle, is wound around and goes back to form crossing grid according to the angle of setting in the other direction again after being wound around setpoint distance.The skeleton of the warp direction of above-mentioned netting mode and the skeleton of weft direction do not intert mutually, and are in contact with one another, and form the print cylinder mould of non-woven mode.The relative position of the skeleton of direction of warp and weft, does not affect the making step in embodiment.
Second step, the metal fibril cylinder that previous step is made or non-metallic fibers cylinder carry out pre-treatment.
The 3rd step, to through metal fibril cylinder or the non-metallic fibers cylinder of pre-treatment, electroplate as required respectively or chemical plating, reach setting thickness to coating.
The 4th step, upper step is completed and electroplated or metal fibril cylinder or the non-metallic fibers cylinder of chemical plating, washing.
The 5th step, off-grid, finished product is dried and cut.
Off-grid can adopt the method for heat expansion and cold contraction, utilizes the coefficient of thermal expansion difference of metal fibril cylinder or non-metallic fibers cylinder and roller, heat cooling again, thereby utilize through expand with heat and contract with cold produce gap take off.For example can formerly place it in hot water, and then be placed in cold water coolingly, finished product can be taken off from roller.For the weaving method of direction of warp and weft, can first the silk of the end face of roller be dismissed to then off-grid.
Described carries out metallized method to non-metallic fibers, can adopt the known method such as magnetron sputtering method or electroless plating method.
The metal fibril adopting or non-metallic fibers refer to known various metal fibrils, alloy fine wire, macromolecular fibre or carbon fiber etc.The diameter of metal fibril and non-metallic fibers is all less than 1000 microns.
The pre-treating method that described second step adopts is: (1), 1. chemical disposing oil, washing or 2. Physical oil removing, (2), carry out (1) step after, can carry out as required pickling, washing.Physical oil removing is known plasma sputtering method etc., as adopted plasma sputtering method, need after oil removing, not wash.Before chemical plating, can adopt as required known activation method to carry out activation processing.
Described roller can adopt the columniform roller of the material such as PVC, rubber.
Spacing between described metal fibril or non-metallic fibers is definite according to cylinder order number, can be according to known computational methods calculative determination.
The described coating obtaining, plated metal comprises that the various single metals that can electroplate are as: zinc, nickel, copper, chromium, cadmium, tin, silver, gold or plumbous etc., or alloy is as acid bronze alloy, ashbury metal, nickel alloy or kirsite etc.
The described coating obtaining, the metal of chemical deposit comprises that various single metals that can chemical plating are as nickel, copper, silver, tin, iron or chromium etc., or alloy is as nickel-phosphorus alloy, ni-b alloy or leypewter etc.
Carry out pre-treatment, plating and chemical plating and can, according to the required coated metal obtaining and technique, select the conventional electroplate liquid formulation in this area, process conditions and equipment.Netting can adopt equipment known in the art to carry out.As adopt distilled water while configuring plating solution and pre-treatment, can reduce the impact of impurity.
This method makes the direction of warp and weft of print cylinder mould lean on electrodeposited coating or chemical plating coating to connect at contact place diffusion layer.
Its advantage is:
Adopt metal fibril or the metallized non-metallic fibers skeleton as print cylinder mould, tensile strength is high, and good toughness can bear higher squeegee pressure, is difficult for occurring suspension when printing.Cylinder percent opening is high, only need once plate, and adopt non-metallic fibers net processed to reduce the cost of system net.The technical program can be made the cylinder of high order number, high permeability.Application the technology of the present invention can be by being once coated with the printing cylinder of Double-horn type, and the axial cross section of mesh is Double-horn type, and makes now such Double-horn type print cylinder mould, needs twice processing, saves operation so this method is compared prior art.
Accompanying drawing explanation
Fig. 1 is the first weaving method schematic diagram of print cylinder mould of the present invention.
Fig. 2 is the second weaving method schematic diagram of print cylinder mould of the present invention.
Fig. 3 is the third weaving method schematic diagram of print cylinder mould of the present invention.
Fig. 4 is the partial enlarged drawing of the warp parallel of the first weaving method of print cylinder mould of the present invention.
Fig. 5 is that the A-A of Fig. 4 is to view.
Fig. 6 is that the B-B of Fig. 4 is to view.
The specific embodiment
Embodiment 1
Prepare 60 object cylinders, method is as follows:
Be that the fine stainless steel wire of 30 microns is according to 390 microns, interval by diameter, be wrapped on PVC cylinder with direction of warp and weft, form square net, after electrochemical deoiling, heat, cold wash, put into coating bath and carry out electronickelling, when reaching 60 microns, thickness of coating takes out washing, off-grid, the cylinder percent opening of making is like this 40.7%, 60 objects 12～14% of preparing much larger than current prior art.
1. electrochemical deoiling: tank liquor composition and condition of work are as follows:
2. heat, cold wash: first use hot water (40-50 ℃) to rinse, to prevent that surface mesh from having remaining degreasing fluid, use afterwards cold water (room temperature) to rinse.
3. plating solution formula and process conditions:
This formula fine stainless steel wire cylinder need charged enter groove, first adopt 3～4A/dm
2dash current, the time is 1～3min, then reduces to above-mentioned normal value 1A/dm
2.
4. washing
5. off-grid, oven dry, cutting.
Embodiment 2
Prepare 165 object cylinders, method is as follows:
The copper alloy microfilament of 30 microns of diameters (brass alloys microfilament) is wrapped on PVC cylinder in the mode of longitude and latitude respectively according to 123 microns, interval, form square net, after electrochemical deoiling through heat, after cold wash, carry out again pickling and remove the oxide-film that copper alloy surface is produced, put into coating bath and carry out electronickelling, when coating reaches 22 microns, take out, washing, off-grid, cylinder percent opening is 27%, is greater than prior art and moves 19% of hairnet 165ED.
1. electrochemical deoiling: tank liquor composition and condition of work are as follows:
2. pickling formula and condition of work:
3. heat, cold wash: with example 1.
4. plating solution formula and process conditions:
5. washing
6. off-grid, oven dry, cutting.
Embodiment 3
Prepare 60 order cylinders, concrete grammar is as follows:
After the nylon yarn that is 30 microns by diameter adopts magnetron sputtering method to metallize, be wrapped on PVC cylinder in the mode of longitude and latitude respectively according to 390 microns, interval, form square net, after electrochemical deoiling, heat, cold wash, put into coating bath and carry out electronickelling, when reaching 60 microns, thickness of coating takes out washing, off-grid, the cylinder percent opening of making is like this 40.7%, 60 objects 12～14% of preparing much larger than current prior art.
1. electrochemical deoiling: with example 1.
2. heat, cold wash: with example 1.
3. electroplating formula and technique: with example 1.
4. washing
5. off-grid, oven dry, cutting.
Embodiment 4
Prepare 80 order cylinders, method is as follows:
The copper alloy microfilament (brass alloys microfilament) that by diameter is 35 microns is wrapped on PVC cylinder in the mode of longitude and latitude respectively according to 282 microns, interval, form square net, after electrochemical deoiling, heat, cold wash, put into coating bath and carry out chemical plating Mi-P alloy, when reaching 40 microns, thickness of coating takes out, washing, off-grid, the cylinder percent opening of making is like this 42.5%.
1. electrochemical deoiling: with example 1.
2. heat, cold wash: with example 1.
3. chemical plating formula and technique:
When 3-1. copper alloy chemical plating, bring out 2～5s with clean iron wire or direct current (being less than 35V), in the time that silk screen surface produces a large amount of bubble, take out iron wire or power-off.
3-2. configuration plating solution adopts distilled water, to reduce the impact of impurity.Tank liquor useful load is calculated according to every liter of solution plating 1～2dm2 area.
In 3-3. plating process, can stir plating solution with clean compressed air.
4. washing
5. off-grid, oven dry, cutting.
Claims (6)
1. a preparation method for print cylinder mould, is characterized in that comprising the following steps:
The first step, by metal fibril or through metallized non-metallic fibers, be wrapped on roller with direction of warp and weft or by the spacing of broadwise inclination certain angle and setting respectively, form latticed metal fibril cylinder or non-metallic fibers cylinder;
The skeleton of warp direction and the skeleton of weft direction do not intert mutually, and broadwise tilts to be wound around also not to be interted mutually, and is in contact with one another, and forms the print cylinder mould of non-woven mode;
Second step, the metal fibril cylinder that previous step is made or non-metallic fibers cylinder carry out pre-treatment;
The 3rd step, to through metal fibril cylinder or the non-metallic fibers cylinder of pre-treatment, electroplate as required respectively or chemical plating, reach setting thickness to coating;
The 4th step, upper step is completed and electroplated or metal fibril cylinder or the non-metallic fibers cylinder of chemical plating, washing;
The 5th step, off-grid, finished product is dried and cut;
The pre-treating method that described second step adopts is: (1), 1. chemical disposing oil, washing or 2. Physical oil removing, (2), carry out (1) step after, can carry out as required pickling, washing; Physical oil removing is plasma sputtering method, and need after oil removing, not wash;
Electrochemical deoiling first is filled a prescription: tank liquor composition and condition of work are as follows:
Electroplate liquid first is filled a prescription and process conditions:
Electrochemical deoiling second is filled a prescription: tank liquor composition and condition of work are as follows:
Pickling formula and condition of work:
Electroplate liquid second is filled a prescription and process conditions:
Chemical plating formula and technique:
Above-mentioned percentage is mass percent.
2. the preparation method of a kind of print cylinder mould according to claim 1, is characterized in that: the metal fibril adopting or non-metallic fibers refer to various metal fibrils, alloy fine wire, macromolecular fibre or carbon fiber; The diameter of metal fibril and non-metallic fibers is all less than 1000 microns.
3. the preparation method of a kind of print cylinder mould according to claim 1 and 2, is characterized in that: off-grid adopts the method for heat expansion and cold contraction.
4. the preparation method of a kind of print cylinder mould according to claim 1, is characterized in that: described roller can adopt the columniform roller of PVC, elastomeric material.
5. the preparation method of a kind of print cylinder mould according to claim 1, is characterized in that: the described coating obtaining, and plated metal comprises single metal or the alloy that can electroplate; The described coating obtaining, the metal of chemical deposit comprises single metal or alloy that can chemical plating.
6. the preparation method of a kind of print cylinder mould according to claim 5, it is characterized in that: the described single metal that can electroplate is zinc, nickel, copper, chromium, cadmium, tin, silver, gold or plumbous, the described alloy that can electroplate is acid bronze alloy, ashbury metal, nickel alloy or kirsite, described single metal that can chemical plating is nickel, copper, silver, tin, iron or chromium, and described alloy that can chemical plating is nickel-phosphorus alloy, ni-b alloy or leypewter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085024.2A CN102615930B (en) | 2012-03-27 | 2012-03-27 | Manufacturing method for printing rotary screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085024.2A CN102615930B (en) | 2012-03-27 | 2012-03-27 | Manufacturing method for printing rotary screen |
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| CN102615930A CN102615930A (en) | 2012-08-01 |
| CN102615930B true CN102615930B (en) | 2014-07-09 |
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| CN201210085024.2A Expired - Fee Related CN102615930B (en) | 2012-03-27 | 2012-03-27 | Manufacturing method for printing rotary screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116163075A (en) * | 2023-01-09 | 2023-05-26 | 常州钇尚机械设备有限公司 | Manufacturing process and electroforming device for spun-laced non-woven jacquard mesh |
| CN115976731B (en) * | 2023-03-21 | 2023-06-20 | 海底鹰深海科技股份有限公司 | Optical fiber network and braiding method thereof |
Citations (4)
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|---|---|---|---|---|
| US4285274A (en) * | 1979-07-05 | 1981-08-25 | Toshin Kogyo Co., Ltd. | Seamless cylindrical printing screen and process for preparation thereof |
| CN101284438A (en) * | 2007-12-12 | 2008-10-15 | 山东同大镍网有限公司 | High mesh size print cylinder mould production method |
| CN101318401A (en) * | 2007-06-08 | 2008-12-10 | 富葵精密组件(深圳)有限公司 | Screen printing plate and manufacturing method thereof |
| CN101559662A (en) * | 2009-05-21 | 2009-10-21 | 上海希尔彩印制版有限公司 | Manufacturing method and product for nickel screen die roll for fabric printing |
-
2012
- 2012-03-27 CN CN201210085024.2A patent/CN102615930B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4285274A (en) * | 1979-07-05 | 1981-08-25 | Toshin Kogyo Co., Ltd. | Seamless cylindrical printing screen and process for preparation thereof |
| CN101318401A (en) * | 2007-06-08 | 2008-12-10 | 富葵精密组件(深圳)有限公司 | Screen printing plate and manufacturing method thereof |
| CN101284438A (en) * | 2007-12-12 | 2008-10-15 | 山东同大镍网有限公司 | High mesh size print cylinder mould production method |
| CN101559662A (en) * | 2009-05-21 | 2009-10-21 | 上海希尔彩印制版有限公司 | Manufacturing method and product for nickel screen die roll for fabric printing |
Non-Patent Citations (4)
| Title |
|---|
| 印花镍网的技术和产品创新;周家骧;《染整技术》;20010822;第23卷(第04期);第34-39页 * |
| 周家骧.印花镍网的技术和产品创新.《染整技术》.2001,第23卷(第04期),第34-39页. |
| 电铸印花镍网复镀技术的应用;金均培;《印染》;19910131;第17卷(第01期);第41-43页 * |
| 金均培.电铸印花镍网复镀技术的应用.《印染》.1991,第17卷(第01期),第41-43页. |
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