CN102433792A - Draper-type calender heat-insulation shield - Google Patents
Draper-type calender heat-insulation shield Download PDFInfo
- Publication number
- CN102433792A CN102433792A CN2011103263255A CN201110326325A CN102433792A CN 102433792 A CN102433792 A CN 102433792A CN 2011103263255 A CN2011103263255 A CN 2011103263255A CN 201110326325 A CN201110326325 A CN 201110326325A CN 102433792 A CN102433792 A CN 102433792A
- Authority
- CN
- China
- Prior art keywords
- heat
- calender
- insulation
- insulation panel
- draper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Paper (AREA)
Abstract
The invention relates to a draper-type calender heat-insulation shield which is composed of heat-insulation panels and a box board, wherein the box board is of a trapezia shape, a vent hole is formed on the upper end plane of the box board, and the heat-insulation panels are encapsulated at two side openings of the box board. By using the heat-insulation shield, the contact between the calender and ambient air is isolated, the convection heat radiation of the calender hot roll, steel band and paper web are reduced, and the heat efficiency is improved; the heat-insulation panel is prepared from galvanized steel sheet or aluminum plate, thus the heat-insulation panel has larger reflectivity, the radial heat radiation is reduced and the heat utilization efficiency is improved. According to the heat-insulation shield provided by the invention, a demountable heat-insulation panel is adopted, and a view port is pre-arranged, thereby facilitating the maintenance of the draper-type calender and web breaking treatment; and the arranged vent hole can be connected with a blast or exhaust device so as to control the internal temperature and humidity of the heat-insulation shield.
Description
Technical field
The invention belongs to the papermaking equipment equipment technical field, relate to belt calender, be specifically related to a kind of belt calender stay-warm case.
Background technology
Forming process with cardboard from paper pulp to the page all is being now to use the various paper machines of extensiveization to accomplish, and these paper machines generally comprise forming part, press section, drying section and calecder section etc.The paper press polish is one industrial ornamenting operation, can improve the tightness of page and smoothness, the glossiness on surface, thereby improve the page printability, but it has also reduced the thickness of page simultaneously.
In order to save material and production cost; For most paper kinds, hope under the prerequisite that reaches the paper physical property index that needs, to keep as far as possible the bulk of paper, produced thermograde press polish technology for this reason; Promptly in the calendering operation process, paper surface is heated; So that reaching the plasticization temperature sandwich layer, the page surface then is lower than plasticization temperature, thus only paper top layer generation plastic deformation under the pressure that pressure roller provides, with physics and the surface optical performance that reaches production requirement.Because of quality of paper products requires different; Used calender has hard calender, soft press-polishing machine, boots formula calender, supercalender and belt calender etc.; Wherein belt calender can provide that a kind of nip is wide, adjustable in pressure, steel band change the press polish of wide easily nip belt, can improve the quality and the production efficiency of paper and cardboard press polish greatly.Because page has the very long nip time of staying in belt calender; And can keep higher moisture; Make page that best plasticity surface arranged, can farthest improve the surface of paper or cardboard during press polish and paper sandwich layer density is influenced hardly.The temperature of general calender is employed in the mode of logical steam, hot water or deep fat in the roller core and controls, and just can make page surface layer fiber keep certain plasticity to keep sufficiently high surface temperature.
Existing belt calender is an Open architecture, and warm-up mill all directly contacts with surrounding air with the heating steel band, and the heat of hot-rolling and hot steel band runs off through a large amount of with the surrounding air convection current; In addition, heat also can be lost to the environment through heat radiation from hot-rolling and steel band.Steel band comes out to be heated to and to enter into next time this section of nip circulation in the period through adding heated godet roll from nip, and temperature loss can reach more than 15 ℃, thereby has reduced energy utilization efficiency.
Through retrieval; Found one piece of patent documentation relevant: a kind of press polish hood (US6207019B1) that links to each other with paper machine oven dry portion with present patent application; But the range of application of this publication is glazing calender and does not have demountable structure, makes relatively difficulty of calender roll change.And belt calender is the steel band structure, and is bigger than roll-type structure with the surrounding air contact area, thereby thermal loss is more, and steel band just needs after operation a period of time to change in addition.
Summary of the invention
The objective of the invention is to deficiency, the belt calender stay-warm case that a kind of good heat insulating is provided, makes things convenient for calender to safeguard to prior art.
The objective of the invention is to realize like this:
A kind of belt calender stay-warm case is made up of insulation panel, boxboard, and boxboard is processed trapezoidal shape, on transverse plane on the boxboard, is shaped on air vent, at the both-side opening encapsulation insulation panel of boxboard.
And, on the insulation panel, be shaped on observation panel.
And said insulation panel adopts screw to be connected with boxboard.
Compared with prior art, the beneficial effect of belt calender stay-warm case of the present invention is:
1, this stay-warm case can completely cut off contacting of calender and surrounding air, and the heat loss through convection of calender hot-rolling, steel band and paper web is reduced, and the thermal efficiency improves.
2, this stay-warm case adopts galvanized steel plain sheet or aluminium sheet as the thermal insulation board plane materiel, and reflectivity is bigger, thereby has reduced heat loss through radiation, has improved Btu utilization efficient.
3, this stay-warm case adopts detachable heat insulating panel and presets watch window, makes things convenient for belt calender to safeguard.
4, this stay-warm case is provided with air vent and can connects air blast or exhaust apparatus with control stay-warm case internal temperature, humidity.
Description of drawings
Fig. 1 is to use the structural representation of the belt calender of this stay-warm case;
Fig. 2 is the front view of this stay-warm case;
Fig. 3 is the vertical view of this stay-warm case;
Fig. 4 is for installing the stay-warm case front view of belt calender.
The specific embodiment
Below in conjunction with accompanying drawing and through specific embodiment the present invention is made further detailed description, following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
A kind of belt calender stay-warm case; The structure of belt calender is referring to Fig. 1; By heating bottom roller 3, heating steel band 1, add heated godet roll 4 and pressure roller 2 constitutes, belt calender stay-warm case of the present invention covers on the outside of belt press, is made up of insulation panel 6, boxboard 9; Boxboard is processed trapezoidal shape according to the profile of belt calender; Be provided with the paper feed port and the exit slot of paper web 5 at two side lower parts of boxboard, on transverse plane on the boxboard, be shaped on air vent 8, this air vent connects outer rows wind apparatus or air-blast device.Both-side opening encapsulation insulation panel at boxboard for the ease of observing the duty of calender, is shaped on observation panel 7 on the insulation panel, this observation panel is provided with as required, and present embodiment is three, and parallel being uniformly distributed with at interval is provided with.
Boxboard adopts screw to install with the installation of insulation panel, is convenient to dismounting thus, makes things convenient for belt calender to safeguard.
As plane materiel, core adopts heat-barrier materials such as glass wool, asbestos, core thickness 20～30mm by the thick aluminium sheet of 1-3mm or galvanized steel plain sheet for insulation panel and boxboard.
Working method of the present invention is:
During work, paper web enters into calender by paper feed port through the paper feed deflector roll and carries out press polish, delivers to winding roll by the paper delivery deflector roll through exit slot again.Stay-warm case isolated environment air enters into inside, reduces the energy loss that the heat radiation of hot-rolling, steel band and paper web causes simultaneously.Can observe belt calender internal work state through observation panel during operate as normal, when changing steel band, deflector roll or warm-up mill, can original position be pacified back in the dismounting of insulation panel again after having changed.Because the insulation panel adopts demountable structure, thereby is convenient for changing.
Relating to the content that the present invention is not described in detail is prior art.
Claims (3)
1. belt calender stay-warm case is characterized in that: be made up of insulation panel, boxboard, boxboard is processed trapezoidal shape, on transverse plane on the boxboard, is shaped on air vent, at the both-side opening encapsulation insulation panel of boxboard.
2. belt calender stay-warm case according to claim 1 is characterized in that: on the insulation panel, be shaped on observation panel.
3. belt calender stay-warm case according to claim 1 is characterized in that: said insulation panel adopts screw to be connected with boxboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103263255A CN102433792A (en) | 2011-10-25 | 2011-10-25 | Draper-type calender heat-insulation shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103263255A CN102433792A (en) | 2011-10-25 | 2011-10-25 | Draper-type calender heat-insulation shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102433792A true CN102433792A (en) | 2012-05-02 |
Family
ID=45982126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103263255A Pending CN102433792A (en) | 2011-10-25 | 2011-10-25 | Draper-type calender heat-insulation shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102433792A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470377A (en) * | 2017-09-20 | 2017-12-15 | 上海贺力液压机电有限公司 | Steel band manufacture streamline is incubated annealing device online |
| CN107503219A (en) * | 2017-09-23 | 2017-12-22 | 东莞市白天鹅纸业有限公司 | A kind of efficient felt wrapped roll heating system |
| CN112706340A (en) * | 2020-12-31 | 2021-04-27 | 江苏恒隆通新材料科技有限公司 | Light diffusion plate calender with heat preservation cover |
| CN112848015A (en) * | 2020-12-31 | 2021-05-28 | 江苏恒隆通新材料科技有限公司 | A four-roller plating press for production of light diffuser plate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9102774A (en) * | 1991-06-26 | 1993-01-12 | Bruinje Participacoes Empresar | THERMOFORMING PROCESS WITH BOILER |
| EP0899370A2 (en) * | 1997-08-28 | 1999-03-03 | Spinnbau GmbH | Calender rolls for fleece |
| US6207019B1 (en) * | 1995-08-18 | 2001-03-27 | Abitibi-Price, Inc. | Calender hood |
| CN1625627A (en) * | 2002-01-29 | 2005-06-08 | 梅特索纸业有限公司 | Processing device and method of operating the device for processing a coated or uncoated fibrous web |
| CN2818534Y (en) * | 2005-04-30 | 2006-09-20 | 许刚 | Closed drier of flame-retardant paper coating machine |
| CN101466892A (en) * | 2006-06-12 | 2009-06-24 | 美卓造纸机械公司 | Hood for web forming, press and/or dryer section |
| CN101517162A (en) * | 2006-09-25 | 2009-08-26 | 美卓造纸机械公司 | Fibrous web processing apparatus with a metal belt loop |
| CN102165117A (en) * | 2008-09-25 | 2011-08-24 | 美卓造纸机械公司 | Forming section with metal belt |
-
2011
- 2011-10-25 CN CN2011103263255A patent/CN102433792A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9102774A (en) * | 1991-06-26 | 1993-01-12 | Bruinje Participacoes Empresar | THERMOFORMING PROCESS WITH BOILER |
| US6207019B1 (en) * | 1995-08-18 | 2001-03-27 | Abitibi-Price, Inc. | Calender hood |
| EP0899370A2 (en) * | 1997-08-28 | 1999-03-03 | Spinnbau GmbH | Calender rolls for fleece |
| CN1625627A (en) * | 2002-01-29 | 2005-06-08 | 梅特索纸业有限公司 | Processing device and method of operating the device for processing a coated or uncoated fibrous web |
| CN2818534Y (en) * | 2005-04-30 | 2006-09-20 | 许刚 | Closed drier of flame-retardant paper coating machine |
| CN101466892A (en) * | 2006-06-12 | 2009-06-24 | 美卓造纸机械公司 | Hood for web forming, press and/or dryer section |
| CN101517162A (en) * | 2006-09-25 | 2009-08-26 | 美卓造纸机械公司 | Fibrous web processing apparatus with a metal belt loop |
| CN102165117A (en) * | 2008-09-25 | 2011-08-24 | 美卓造纸机械公司 | Forming section with metal belt |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470377A (en) * | 2017-09-20 | 2017-12-15 | 上海贺力液压机电有限公司 | Steel band manufacture streamline is incubated annealing device online |
| CN107503219A (en) * | 2017-09-23 | 2017-12-22 | 东莞市白天鹅纸业有限公司 | A kind of efficient felt wrapped roll heating system |
| CN112706340A (en) * | 2020-12-31 | 2021-04-27 | 江苏恒隆通新材料科技有限公司 | Light diffusion plate calender with heat preservation cover |
| CN112848015A (en) * | 2020-12-31 | 2021-05-28 | 江苏恒隆通新材料科技有限公司 | A four-roller plating press for production of light diffuser plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102433792A (en) | Draper-type calender heat-insulation shield | |
| CN203126106U (en) | Horizontal type rotary screen printing machine for stone paper wall paper | |
| CN209893886U (en) | Song brocade super wide breadth weaving device | |
| CN214747034U (en) | Inner frame type hot air circulation drying box with heat-blocking holes | |
| CN201352054Y (en) | Hanging dryer | |
| CN103074799A (en) | Super breathable type deep-cooling heat-insulating material and preparation method thereof | |
| CN103132393A (en) | Preparing method for enhanced breathable insulating materials | |
| CN215063375U (en) | Desiccator is used in fibre production | |
| CN212299721U (en) | Novel energy-saving drying equipment | |
| EP0966564B1 (en) | Method of and apparatus for drying a fiber web | |
| CN2818534Y (en) | Closed drier of flame-retardant paper coating machine | |
| CN205002539U (en) | Take waste heat recovery formula drying unit of tuber pipe | |
| CN204881090U (en) | Textile material's drying equipment | |
| CN202116940U (en) | Calendar | |
| CN1329586C (en) | Hot air penetration type toilet paper machine and processing technology for hot air penetration drying toilet paper | |
| CN210049032U (en) | Drying device for overpressure paper processing | |
| EP2794993B1 (en) | Method and apparatus for manufacturing lignocellulosic materials with improved properties | |
| CN210737227U (en) | Vulcanized fiber paper heating and aging equipment | |
| CN208223077U (en) | Grain drying dedicated box | |
| CN207481438U (en) | A kind of baking oven system without heated-air drying | |
| CN208933741U (en) | A kind of roll presses for paper industry | |
| CN212560917U (en) | Drying device of paper machine | |
| CN204780450U (en) | Even paper device that dries by fire of drying | |
| CN217378400U (en) | Impregnated paper drying device | |
| CN204881126U (en) | Weaving drying equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120502 |