CN203821161U - Fully-closed type oblique net molding device - Google Patents
Fully-closed type oblique net molding device Download PDFInfo
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- CN203821161U CN203821161U CN201420193845.2U CN201420193845U CN203821161U CN 203821161 U CN203821161 U CN 203821161U CN 201420193845 U CN201420193845 U CN 201420193845U CN 203821161 U CN203821161 U CN 203821161U
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- net
- oblique net
- dewatering box
- paper
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Abstract
A fully-closed type oblique net molding device comprises a rack, an upper lip board, a lower lip board, a dewatering box, a vacuum dewatering box, a water seal chamber, a stepped disperser and an oblique net driving assembly. The whole oblique net system is improved from an original open type to a fully closed type, and the water seal part of a fully closed oblique net is improved from an original above-net water seal to a below-net water seal. The fully-closed type oblique net molding device has the benefits of reasonable design, compact structure, small size, low manufacture cost, simplicity and convenience in operation, wide application range, high work efficiency, low net attaching concentration, great dewatering properties and long paper-making fibers. Pulp cannot form turbulent flow during running, no fibers is flocculated, and produced paper has great evenness and high air permeability. The water seal effect is great, pulp loss is particularly small, water resource is saved, squeezed white water can be cyclically used, and the production cost is lowered.
Description
technical field:
The utility model relates to the oblique net former of a kind of paper grade (stock), the oblique net former of especially a kind of totally enclosed type.
background technology:
Conventional papermaking constant part has long mesh paper making machine, cylinder mould machine, paper machine of the laminated network and open type oblique net paper machine at present.The online concentration of long mesh paper making machine, cylinder mould machine, open type oblique net paper machine is high, and fiber easily wadding is poly-, and the paper evenness of formation is poor, and gas permeability is poor, and page in length and breadth pulling force ratio cannot regulate, and can not meet the needs of speciality paper.Its production cost is high, and efficiency is low, and the grammes per square metre scope of paper is little, and sealing effectiveness is poor, and spillage easily leaks.General sizing concentration is 0.3%-0.5%, and the starching uniformity is bad, and quantitative difference of banner is large, generally at 3-5g/m
2, the indices that improves speciality paper as wanted adds special fibre and can add, because the proportion of special fibre is low, not fused with the medium of magma.Folding strength, Cobalt degree, tearability, tightness and the pulling force of the speciality paper of producing are than the requirement that does not all reach speciality paper.Sum up years'experiences through our company, under meticulously coordinating in conjunction with relevant universities and colleges, develop the oblique net former of utility model totally enclosed type, the oblique net former of this totally enclosed type has overcome the deficiency of the oblique net former of existing paper grade (stock), easy to operate, floor space is little, and production efficiency is high, applied widely, the oblique net paper of individual layer grammes per square metre scope is from 20 grams to 350 grams.
summary of the invention:
The purpose of this utility model is the deficiency in order to overcome existing paper grade (stock) former, provides one can attach special fibre medium, and water-stop is effective, and the formation of sheet of production is good, easy and simple to handle, applied widely, the oblique net former of totally enclosed type that operating efficiency is high.
The utility model solves the technical scheme that its technical problem adopts: the oblique net former of a kind of totally enclosed type, comprises frame, top lip of slice, aulaeum, dewatering box, vaccum dewatering box, water tight compartment, stepped diffuser, tiltedly net drives assembly.Aulaeum is fixedly mounted in frame, aulaeum water tight compartment and stepped diffuser be installed above, top lip of slice be located at water tight compartment and stepped diffuser above, top is provided with lifting device, in order to regulate the evenness of pressure and paper web of top lip of slice.Dewatering box and tiltedly net drive assembly to be arranged on below top lip of slice, water tight compartment and stepped diffuser.Stepped diffuser is a rectangular box, is provided with multiple pulp-inlet pipes before it, after be provided with multiple slurry outlets and cloth slurry pipe.Below mesh grid after dewatering box, be provided with multiple vaccum dewatering box.
As preferred version, dewatering box is arranged on paper web and forms below district, is divided into several dewatering station by flow direction, and each dewatering station independently arranges, and the plain boiled water outlet of lower end is connected with dehydrating tube, and the dehydration of each dewatering station can regulate separately; Vaccum dewatering box be arranged on Web forming district after, below net, in work, vaccum dewatering box keeps independent vacuum system to help the formation of paper web.
As preferred version, tiltedly net drives assembly to be made up of mesh grid, breast roll, deflector roll, stretcher, device for adjusting deviation, driven roller, it has a mesh grid for no reason, whole oblique net system is improved to totally enclosed type by original open type, the angle scope of design of the oblique net framed side wallboard of totally enclosed type bottom water closed chamber is 10 °-80 °, and angular range is large, good sealing effect, easy to operate, be easy to repair and replacement.
As preferred version, stepped diffuser is arranged on the front portion in Web forming district, and its inflow entrance is designed to staged, by producing suitable turbulent flow, with loosen collagen fibre, produces the suitable pressure loss simultaneously, makes the easy uniform distribution in banner side.The pulp liquor flowing out from stepped diffuser, arrives Web forming district through shorter runner.Being covered by top lip of slice above of this runner, paper pulp liquid level does not expose, and fluid pressure is larger, and owing to there is no pulp liquor delay portion in runner, can there is not precipitation and flux in pulp liquor, therefore, fleeces can not occur poly-.
As preferred version, totally enclosed type tiltedly water seal place of net is improved to water-stop off the net by original online water-stop, and the starting point place in Web forming district is provided with a water tight compartment, above water tight compartment, be provided with removable cover, seal the slurries in stepped diffuser with hydraulic pressure, sealing effectiveness is better, using water wisely.
As preferred version, mesh grid is made up of working net and one section of backhaul network of one section of inclination, the work wire side tilting is used for bearing the task of Web forming, dehydration and interlayer combination, and reverse-running section is provided with stretcher, deflector roll, device for adjusting deviation, in order to regulate the tension force of mesh grid in Web forming section.
The beneficial effects of the utility model are, reasonable in design, compact conformation, and small volume, low cost of manufacture, easy and simple to handle, applied widely, operating efficiency is high.Online concentration is low, and dehydration property is good, and the fibre length that can manufacture paper with pulp is longer.Slurries are in operation and can not form turbulent flow, and poly-without fleeces, the formation of sheet of production is good, and gas permeability is high.Water-stop is effective, and pulp-water runs off especially little, saves water source, and the plain boiled water of deviating from can be recycled, and has reduced production cost.
brief description of the drawings:
Fig. 1 is structural representation of the present utility model.
1 dehydrating tube, 2 stepped diffusers, 3 removable covers, 4 tops lip of slice, 5 vaccum dewatering box, 6 mesh grids, 7 frames, 8 breast rolls, 9 dewatering boxs, 10 stretchers, 11 deflector rolls, 12 device for adjusting deviation, 13 driven rollers, 14 lifting devices, 15 aulaeums, 16 water tight compartments in figure.
detailed description of the invention:
As the oblique net former of a kind of totally enclosed type of Fig. 1, comprise frame 7, top lip of slice 4, vaccum dewatering box 5, aulaeum 15, dewatering box 9, water tight compartment 16, stepped diffuser 2, tiltedly net and drive assembly.Aulaeum 15 is fixedly mounted in frame 7, aulaeum 15 water tight compartment and stepped diffuser 2 be installed above, top lip of slice 4 be located at water tight compartment and stepped diffuser 2 above, top is provided with lifting device 14, in order to regulate the evenness of pressure and paper web of top lip of slice 4.Dewatering box 9 and tiltedly net drive assembly to be arranged on below top lip of slice 4, water tight compartment 16 and stepped diffuser 2.Stepped diffuser 2 is a rectangular box, is provided with multiple pulp-inlet pipes before it, after be provided with multiple slurry outlets and cloth slurry pipe.After dewatering box 9, mesh grid 6 is provided with multiple vaccum dewatering box 5 below as required.Dewatering box 9 is arranged on paper web and forms below district, is divided into several dewatering station by flow direction, and each dewatering station independently arranges, and the plain boiled water outlet of lower end is connected with dehydrating tube 1, and the dehydration of each dewatering station can regulate separately.Vaccum dewatering box 5 be arranged on Web forming district after, net below, in work, vaccum dewatering box 5 keeps independent vacuum system to help the formation of paper web.Tiltedly net drives assembly to be made up of mesh grid 6, breast roll 8, deflector roll 11, stretcher 10, device for adjusting deviation 12, driven roller 13, it has a mesh grid 6 for no reason, driven by driven roller 13, whole oblique net system is improved to totally enclosed type by original open type, the angle angle scope of design of the oblique net framed side wallboard of totally enclosed type bottom water closed chamber is 10 °-80 °, and angular range is large, good sealing effect, easy to operate, be easy to repair and replacement.Stepped diffuser 2 is arranged on the front portion in Web forming district, and its inflow entrance is designed to staged, by producing suitable turbulent flow, with loosen collagen fibre, produces the suitable pressure loss simultaneously, makes the easy uniform distribution in banner side.The pulp liquor flowing out from stepped diffuser 2, arrives Web forming district through shorter runner.Being covered by top lip of slice 4 above of this runner, paper pulp liquid level does not expose, and fluid pressure is larger, and owing to there is no pulp liquor delay portion in runner, can there is not precipitation and flux in pulp liquor, therefore, fleeces can not occur poly-.Totally enclosed type tiltedly water seal place of net is improved to water-stop off the net by original online water-stop, the starting point place in Web forming district is provided with a water tight compartment 16, and water tight compartment 16 is provided with removable cover 3 above, seals the slurries in stepped diffuser 2 with hydraulic pressure, sealing effectiveness is better, using water wisely.Mesh grid 6 is made up of working net and one section of backhaul network of one section of inclination, the work wire side tilting is used for bearing the task of Web forming, dehydration and interlayer combination, reverse-running section is provided with stretcher 10, deflector roll 11, device for adjusting deviation 12, in order to regulate the tension force of mesh grid 6 in Web forming section.
Operation principle: slurry utilizes low pulse pump to be delivered to stepped diffuser 2 at center pulp distributor, evenly get to the Web forming district of mesh grid 6 through cloth slurry pipe again, the cross-sectional area of pulp distributor increases with the form of ladder, the loss in head that cross-sectional area sudden enlargement causes, by the shear stress that produces in flow process by Power supply paper stock suspension, this just produces suitable turbulent flow, with loosen collagen fibre, makes the orderly assembled arrangement of long fiber.The fibrous suspension (concentration is 0.02%-0.08%) that slurry evenly enters cloth slurry chamber by the system pressure of sealing laterally keeps pressure even on one side, flows into Web forming district on one side.Regulate the pressure of water tight compartment 16 angles, top lip of slice 4, aulaeum 15, removable cover 3 to improve the indices of forming paper.Half-formed paper is by woven endless net 6 supports, then dewaters through vaccum dewatering box 5, and paper is dewatered better, becomes forming paper, produces plain boiled water and enters negative-pressure cup, and recirculation is used, cost-saving.
The tiltedly net former scope of application:
The wet method product that can produce of manufacturing paper with pulp for table 1
| Speciality paper | Industry non-woven fabric paper | Non-woven fabric paper |
| Synthetic fibre paper | Bituminizing roof water-proof paper | Medical supplies, industrial |
| Dustproof filter paper | Bituminizing roofing paper | Surgery is used, health is used |
| Liquid filter paper | Battery separator paper | Clothes liner |
| Tympan paper | Various filter paper | Table top paper, dermatine |
| Tea bag paper | Coated substrate | A dishcloth |
| Air conditioning filter paper | Ornament materials | Towel, heavy pound paper |
| Soft lid paper | Heat-barrier material | Household supplies, diaper for babies |
The oblique net forming of table 2 is manufactured paper with pulp and can be used fiber
| Synthetic fiber | Natural fabric | Inorfil |
| Rayon fiber PES fiber | Wood pulp | Glass fibre |
| PP fiber PE fiber | Cotton linter | Micro-glass fibre |
| PA fiber PVA fiber | Fiber crops | Inorganic acid compound fiber |
| PVC fiber PAC fiber | Leather fiber | Carbon fibre |
Claims (3)
1. the oblique net former of totally enclosed type, comprise frame, top lip of slice, aulaeum, dewatering box, vaccum dewatering box, water tight compartment, stepped diffuser, tiltedly net drives assembly, aulaeum is fixedly mounted in frame, water tight compartment and stepped diffuser are installed above aulaeum, top lip of slice be located at water tight compartment and stepped diffuser above, top is provided with lifting device, dewatering box and tiltedly net drive assembly to be arranged on top lip of slice, below water tight compartment and stepped diffuser, stepped diffuser is a rectangular box body, before it, be provided with multiple pulp-inlet pipes, be provided with multiple slurry outlets and cloth slurry pipe below, below mesh grid after dewatering box, be provided with multiple vaccum dewatering box.
2. the oblique net former of totally enclosed type according to claim 1, it is characterized in that: described dewatering box is arranged on paper web and forms below district, be divided into several dewatering station by flow direction, each dewatering station independently arranges, the plain boiled water outlet of lower end is connected with dehydrating tube, and the dehydration of each dewatering station can regulate separately; Vaccum dewatering box be arranged on Web forming district after, net below.
3. the oblique net former of totally enclosed type according to claim 1, it is characterized in that: described oblique net drives assembly to be made up of mesh grid, breast roll, deflector roll, stretcher, device for adjusting deviation, driven roller, it has a mesh grid for no reason, whole oblique net system is improved to totally enclosed type by original open type, and the angle scope of design of the oblique net framed side wallboard of totally enclosed type bottom water closed chamber is 10 °-80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420193845.2U CN203821161U (en) | 2014-04-21 | 2014-04-21 | Fully-closed type oblique net molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420193845.2U CN203821161U (en) | 2014-04-21 | 2014-04-21 | Fully-closed type oblique net molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203821161U true CN203821161U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420193845.2U Expired - Fee Related CN203821161U (en) | 2014-04-21 | 2014-04-21 | Fully-closed type oblique net molding device |
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| CN (1) | CN203821161U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106889652A (en) * | 2017-02-20 | 2017-06-27 | 云南中烟再造烟叶有限责任公司 | A kind of high bulk, highly-breathable reconstituted tobacco moulding process and system |
| CN107385987A (en) * | 2017-09-15 | 2017-11-24 | 宁波华辰机械有限公司 | A kind of inclined wire paper making equipment |
| CN107475893A (en) * | 2017-08-09 | 2017-12-15 | 大连瑞光非织造布集团有限公司 | Super soft infant is with wet method spun lacing composite non-weaving cloth and production method |
| CN115961496A (en) * | 2022-12-08 | 2023-04-14 | 轻工业杭州机电设计研究院 | Nanofiber forming device |
-
2014
- 2014-04-21 CN CN201420193845.2U patent/CN203821161U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106889652A (en) * | 2017-02-20 | 2017-06-27 | 云南中烟再造烟叶有限责任公司 | A kind of high bulk, highly-breathable reconstituted tobacco moulding process and system |
| CN107475893A (en) * | 2017-08-09 | 2017-12-15 | 大连瑞光非织造布集团有限公司 | Super soft infant is with wet method spun lacing composite non-weaving cloth and production method |
| CN107385987A (en) * | 2017-09-15 | 2017-11-24 | 宁波华辰机械有限公司 | A kind of inclined wire paper making equipment |
| CN107385987B (en) * | 2017-09-15 | 2023-08-04 | 宁波华辰机械有限公司 | Inclined wire papermaking equipment |
| CN115961496A (en) * | 2022-12-08 | 2023-04-14 | 轻工业杭州机电设计研究院 | Nanofiber forming device |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20170421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |