CN101302726A - Double-roller pulp extruding machine - Google Patents
Double-roller pulp extruding machine Download PDFInfo
- Publication number
- CN101302726A CN101302726A CNA2008100171777A CN200810017177A CN101302726A CN 101302726 A CN101302726 A CN 101302726A CN A2008100171777 A CNA2008100171777 A CN A2008100171777A CN 200810017177 A CN200810017177 A CN 200810017177A CN 101302726 A CN101302726 A CN 101302726A
- Authority
- CN
- China
- Prior art keywords
- roller
- cell body
- var
- mobile roller
- nip press
- 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 press master, in particular to a double-roller press master that is used for the washing and the dehydrated concentrating of a sizing agent. The double-roller press master comprises a machine frame with a slot, and two squeezing rollers that are arranged inside the slot, rotate conversely, have a pulp inlet at two sides and are respectively a fixed roller and a movable roller, the fixed roller is fixedly arranged on the slot through two supporting bearing pedestals, and the movable roller is movably arranged on two lead rails on the slot through two supporting bearing pedestals; the surface of the squeezing roller is covered with a filtering board that has small orifices, and liquid slots that are independent with each other are arranged under the filtering board; an assorted discharging scraper is respectively arranged at the upper sides of the fixed roller and the movable roller; an assorted sealing scraper is respectively arranged at the outer sides of the fixed roller and the movable roller; a spiral smashing conveyor is arranged above the space between the two squeezing rollers.
Description
Technical field:
What the present invention relates to is a kind of press master, relates in particular to a kind of washing of slurry and Var-nip press that dehydration concentrates of being used for.
Background technology:
At present, the displacement washing of paper mill paper pulp adopts wash engine mostly.Wash engine is traditional product at home, the requirement of incompatibility mass automatic production force level of its blanking mass dryness fraction and production capacity.Simultaneously, wash engine equipment labour intensity is big, and automaticity is low, sticks with paste net easily.Though import equipment is advanced in performance, cost an arm and a leg.This is the existing in prior technology weak point.
Summary of the invention:
Purpose of the present invention is exactly at the existing in prior technology deficiency, and a kind of automaticity height, production capacity is big, cost is low press master are provided.
This programme is realized by following technical measures: comprise that the frame that has cell body, two pressure roller, the pressure roller both sides that are installed in switched in opposite in the cell body have stock inlet, described two pressure roller are respectively fixed roll and mobile roller, fixed roll is fixedly mounted on the cell body by two supporting bearing base, and mobile roller is movably arranged on two guide rails on the cell body by two supporting bearing base; Described pressure roller surface coats the filter plate that has aperture, and filter plate has separate fluid groove; Described fixed roll and mobile roller upside have the blanking scraper that is mated respectively; The described fixed roll and the mobile roller outside have the seal blades that is mated respectively; Above between two pressure roller, spiral smashing conveyor is installed.
In this programme, along with the rotation of pressure roller, the working condition of each pressure roller can be divided into three districts, both: drying zone, displacement zone and pressed zone.Slurry begins dehydration after entering stock tank, and black liquor enters in the roller by the filter opening on the squeezing roll surface in the slurry, then, discharges through the roller both ends open.Form slurry layer continuously on the roll surface, along with the rotation of pressure roller, when arriving displacement zone, slurry contacts with cleaning solution, original black liquor in the displacement slurry.Be extruded to institute when requiring concentration at the pressed zone slurry, deliver to outside the machine by spiral smashing conveyor.Because mobile roller can move on the guide rail in being installed in cell body, therefore gap and the line pressure between two rollers can be regulated, thereby prevents that two rollers are owing to over pressure is damaged.The driving power of two rollers is provided by a pair of hydraulic motor, and opposite side has pair of engaged gears to guarantee the synchronous backwards rotation of two rollers, and the adjusting of the line pressure between two rollers is to finish by four hydraulic ram cylinders in roll body both sides.Seal blades and blanking scraper all play the effect of peeling off slurry and sealing.
In order effectively to peel off the lip-deep high underflow layer of roll body, be separately installed with quiet blanking scraper and the moving blanking scraper that cooperates with fixed roll and mobile roller at described fixed roll and mobile roller inside front.The support of quiet blanking scraper is fixed on the cell body, and the support of moving blanking scraper is fixed on the bearing block of mobile roller both sides.Quiet blanking scraper and moving blanking scraper also play the effect of sealing, and the slurry that assurance is peeled off is sent into spiral smashing conveyor, are discharged by the grout outlet II that is communicated with spiral smashing conveyor at last.
The described fixed roll and the mobile roller outside have static seal scraper and the movable sealing scraper that cooperates with fixed roll and mobile roller respectively.In fact the static seal scraper is not move at all, but it plays sealing function near roll body all the time under the hydraulic pressure effect, and the movable sealing scraper moves along with moving of mobile roller all the time.Static seal scraper and movable sealing scraper also play the effect of peeling off slurry, and its slurry that peels off is discharged by grout outlet I, and then send into cell body and make full use of.
The cell body bottom and the middle end, are fixed together, and this is fixedly connected can be to weld or the bolt connection.The dismounting of machine for convenience, this is fixedly connected be connected to bolt good.The middle end and cell body contact-making surface are straight smooth, and the surplus slurry of cell body inside can be cleaned quickly and easily by the action of two hoist cylinders in the middle end, changes potted component, and equipment is maintained.
Described pressure roller end is provided with end sealing mechanism.The end sealing is positioned at the roller two ends, and its effect is that the black liquor after making the interior slurry of cell body and filtering separates, and mainly is made up of the sealing ring and the seal receptacle of two semicircular ring, and sealing ring is pushed to by air pressure on the ring flat-plate at roller two ends, guarantees that the slurry in the cell body does not leak.
Spiral smashing conveyor is positioned at two roller tops, by housing, and helical axis, compositions such as transmission device.Housing is a welded-steel plate construction, requires post welding distortion little, good rigidity.Helical blade on the helical axis is made up of two parts, and the blade edge that is positioned at two roller tops has sawtooth, so that effectively high concentration is become slurry on chip to tear up when carrying.The blade that goes out behind two rollers is a conveying blade.
The described fixed roll and the mobile roller outside respectively are equipped with a shower, clean roll surface.The washings that entered by the cleaning solution import can further displace black liquor, make slurry further clean.
Hood is a glass fibre reinforced plastic structure, and has inspection opening, at the hood two ends exhaust outlet is arranged, and gas can be by outside the blower fan discharge machine of bleeding in the cover.
The beneficial effect of this programme can be learnt according to the narration to such scheme, because the separate fluid groove in this scheme under surface coated filter plate of pressure roller and the filter plate, can make three technical process of dehydration, displacement, squeezing that realize slurry in the pressure roller rotation continuously, improve production efficiency.Because mobile roller can move in the horizontal direction, therefore gap and the line pressure between two rollers can be regulated, thereby prevents that two rollers from damaging owing to line pressure is excessive.Blanking scraper and seal blades can play the effect of peeling off slurry and sealing.This programme production efficiency height is easy to realize artificial intelligence, and convenient management can directly be put in the black liquid extraction that is used for slurry after spurting, also can two or three series connection uses.This shows that the present invention compared with prior art has outstanding substantive distinguishing features and obvious improvement, the beneficial effect of its enforcement also is conspicuous.
Description of drawings:
Fig. 1 is the structure chart of the specific embodiment of the invention.
Fig. 2 is that the A-A of Fig. 1 in the specific embodiment of the invention is to view.
Fig. 3 is the structure chart of spiral smashing conveyor in the specific embodiment of the invention.
Fig. 4 is the structure chart of specific embodiment of the invention middle-end face sealing mechanism.
Fig. 5 is the structure principle chart of the specific embodiment of the invention.
Among the figure, 1 is the movable sealing scraper, and 2,9 is shower, and 3 is mobile roller, 4 are moving blanking scraper, and 5 is spiral smashing conveyor, and 6 is quiet blanking scraper, 7 is fixed roll, and 8 is the static seal scraper, and 10,13 is stock inlet, 11,12 is the cleaning solution import, and 14 is grout outlet II, and 15 is gear-box, 16 is cell body, and 17 is hood, and 18 is Hydraulic Station, 19 is the middle end, and 20 is blade, and 21 is grout outlet I.
The specific embodiment:
For clearly demonstrating the technical characterstic of this programme,, and, this programme is set forth in conjunction with its accompanying drawing below by a specific embodiment.
Find out by accompanying drawing, the Var-nip press of this programme has the frame that has cell body 16, two pressure roller that are installed in switched in opposite in the cell body 16, the stock inlet 10 and 13 of pressure roller both sides, two pressure roller are respectively fixed roll 7 and mobile roller 3, fixed roll 7 is fixedly mounted on the cell body 16 by two supporting bearing base, and mobile roller 3 is movably arranged on two guide rails in the cell body 16 by two supporting bearing base.Gap between two rollers and line pressure can be regulated, thereby prevent that two rollers from damaging owing to linear pressure is excessive.The driving power of two rollers is provided by a pair of hydraulic motor, and has pair of engaged gears to guarantee the synchronous backwards rotation of two rollers in the other end gear-box 15, and the adjusting of the line pressure between two rollers is to finish by four hydraulic ram cylinders in roll body both sides.The pressure roller surface coats the filter plate that has aperture, and filter plate has separate fluid groove, and filter plate is held by the very close ring flat-plate that distributes.There is end sealing mechanism at the roller two ends, mainly are made up of the sealing ring and the seal receptacle of two semicircular ring, and sealing ring is pushed to by air pressure on the ring flat-plate at roller two ends, guarantee that the slurry in the cell body 16 does not leak.Be separately installed with a quiet blanking scraper 6 that cooperates with fixed roll 7 and mobile roller 3 and moving blanking scraper 4 at fixed roll 7 and mobile roller 3 inside fronts, a static seal scraper 8 that is mated and movable sealing scraper 1 respectively arranged at the fixed roll 7 and mobile roller 3 outsides.The support of quiet blanking scraper 6 and static seal scraper 8 is fixedly connected on the cell body 16, and the support of moving blanking scraper 4 and movable sealing scraper 1 is fixedly connected on the bearing block of mobile roller both sides.In fact static seal scraper 8 is not move at all, but it plays sealing function near roll body all the time under the hydraulic pressure effect, and movable sealing scraper 1 moves along with moving of mobile roller 3 all the time.Static seal scraper and movable sealing scraper play the effect of peeling off slurry, and its slurry that peels off is discharged by grout outlet I 21.Quiet blanking scraper 6 and moving blanking scraper 4 also play the effect of sealing, and the slurry that assurance is peeled off is sent into spiral smashing conveyor 5, are discharged by the grout outlet II 14 that is communicated with spiral smashing conveyor 5 at last.Spiral smashing conveyor 5 is positioned at two roller tops, by housing, and helical axis, compositions such as transmission device, housing is a welded-steel plate construction, requires post welding distortion little, good rigidity, the helical blade on the helical axis is made up of two parts, and blade 20 edges that are positioned at two roller tops have sawtooth.Transmission device is a cantilever design, and motor drives the helical axis rotation by the V-belt and by a reductor.Below fixed roll 7 and mobile roller 3, be separately installed with the cleaning solution import 11 and 12 that feeds cell body 16.Usefulness bolt of the middle ends 19 and cell body 16 link together, and be straight smooth with cell body 16 contact-making surfaces, and the middle end 19 is by the action of two hoist cylinders.Above-mentioned hydraulic motor and hydraulic cylinder drive by Hydraulic Station 18.At the described fixed roll 7 and mobile roller 1 outside shower 9 and 2 are installed respectively, clean roll surface.Hood 17 is a glass fibre reinforced plastic structure, and has inspection opening, at hood 17 two ends exhaust outlet is arranged, and gas can be by outside the blower fan discharge machine of bleeding in the cover.
In press master, the working condition of each pressure roller can be divided into three districts, both: drying zone, displacement zone, pressed zone.Slurry is got to the inlet that is positioned at stock tank by pump under the concentration of 3.5-10%, advance to starch pressure and be generally 0.02-0.08MPa, the slurry concentration and the flow of two inlets (or diffluence pass) remain unanimity, slurry concentration and flow all adopt reliably control automatically, slurry begins dehydration after entering stock tank, black liquor enters in the roller by the filter opening on the squeezing roll surface in the slurry, then, discharges through the roller both ends open.Form slurry layer continuously on the roll surface, along with the rotation of pressure roller, when arriving displacement zone, slurry concentration is about about 10%, contact with cleaning solution at the displacement zone slurry, and original black liquor in the displacement slurry, this metathesis is performed until slurry and enters till the pressed zone.Be extruded at the pressed zone slurry and require concentration 20-35%, deliver to outside the machine by spiral smashing conveyor 5.
For the setting of press master, in given range, the content of solidfied material can the control automatically by the rotating speed of control hydraulic motor.The pulp mass dryness fraction is subjected to roll gap pressure, the influence of roller spacing and roller rotating speed.In given scope, mass dryness fraction can be by the control automatically of roller speed.When system started, moment impact can be regulated by inner interlock automatically by pressure sensor.
Claims (10)
1. Var-nip press, comprise that the frame that has cell body (16), two pressure roller that are installed in the interior switched in opposite of cell body (16), pressure roller both sides have stock inlet (10) and (13), it is characterized in that: described two pressure roller are respectively fixed roll (7) and mobile roller (3), fixed roll (7) is fixedly mounted on the cell body (16) by two supporting bearing base, and mobile roller (3) is movably arranged on two guide rails on the cell body (16) by two supporting bearing base; Described pressure roller surface coats the filter plate that has aperture, and filter plate has separate fluid groove; Described fixed roll (7) and mobile roller (3) upside have the blanking scraper that is mated respectively; The described fixed roll (7) and mobile roller (3) outside have the seal blades that is mated respectively; Above between two pressure roller, spiral smashing conveyor (5) is installed.
2. Var-nip press according to claim 1 is characterized in that: the blanking scraper that cooperates with described fixed roll (7) is a quiet blanking scraper (6), and its support is fixed on the cell body (16); The blanking scraper that cooperates with described mobile roller (3) is moving blanking scraper (4), and its support is fixed on the bearing block of mobile roller (3) both sides.
3. Var-nip press according to claim 2 is characterized in that: the seal blades that cooperates with described fixed roll (7) is static seal scraper (8), and its support is fixed on the cell body (16); The seal blades that cooperates with described mobile roller (3) is movable sealing scraper (1), and its support is fixed on the bearing block of mobile roller (3) both sides.
4. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: the other frame of described seal blades is provided with the grout outlet I (21) that is communicated with cell body (16).
5. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: the end (19) during described cell body (16) bottom is fixedly connected,, (19) bottom, the middle end is connected with two lift cylinders.
6. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: described fixed roll (7) and mobile roller (3) both ends are equipped with end sealing mechanism.
7. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: the blade (20) of described spiral smashing conveyor (5) is sawtooth pattern.
8. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: the other end of described frame has the grout outlet II (14) that is communicated with spiral smashing conveyor (5).
9. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: the described fixed roll (6) and mobile roller (3) outside are respectively arranged with shower (9) and (2).
10. according to claim 1 or 2 or 3 described Var-nip press, it is characterized in that: described fixed roll (7) and mobile roller (3) below are respectively equipped with cleaning solution import (11) and (12) that feed cell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100171777A CN101302726A (en) | 2008-07-02 | 2008-07-02 | Double-roller pulp extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100171777A CN101302726A (en) | 2008-07-02 | 2008-07-02 | Double-roller pulp extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101302726A true CN101302726A (en) | 2008-11-12 |
Family
ID=40112796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100171777A Pending CN101302726A (en) | 2008-07-02 | 2008-07-02 | Double-roller pulp extruding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101302726A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892433A (en) * | 2013-05-29 | 2014-07-02 | 广东金科再造烟叶有限公司 | Method for performing solid-liquid separation during extraction of tobacco raw materials through two-roller press |
| CN104404806A (en) * | 2014-11-28 | 2015-03-11 | 福建省三明市三洋造纸机械设备有限公司 | Improved double-roller pulp washer |
| CN110258161A (en) * | 2019-07-16 | 2019-09-20 | 温州市瓯海万里筛选设备厂 | Alkali cellulose squeezer |
| CN110523130A (en) * | 2019-08-28 | 2019-12-03 | 江阴市金确分离技术有限公司 | Sinusoidal dynamic filter |
| CN114960252A (en) * | 2022-06-21 | 2022-08-30 | 汶瑞机械(山东)有限公司 | Line pressure adjusting mechanism for roller of double-roller pulp washer |
-
2008
- 2008-07-02 CN CNA2008100171777A patent/CN101302726A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892433A (en) * | 2013-05-29 | 2014-07-02 | 广东金科再造烟叶有限公司 | Method for performing solid-liquid separation during extraction of tobacco raw materials through two-roller press |
| CN103892433B (en) * | 2013-05-29 | 2016-01-06 | 广东金科再造烟叶有限公司 | A kind of pair of roll-in crusher carries out the method for Separation of Solid and Liquid in tobacco material extraction |
| CN104404806A (en) * | 2014-11-28 | 2015-03-11 | 福建省三明市三洋造纸机械设备有限公司 | Improved double-roller pulp washer |
| CN104404806B (en) * | 2014-11-28 | 2017-02-22 | 福建省三明市三洋造纸机械设备有限公司 | Improved double-roller pulp washer |
| CN110258161A (en) * | 2019-07-16 | 2019-09-20 | 温州市瓯海万里筛选设备厂 | Alkali cellulose squeezer |
| CN110523130A (en) * | 2019-08-28 | 2019-12-03 | 江阴市金确分离技术有限公司 | Sinusoidal dynamic filter |
| CN114960252A (en) * | 2022-06-21 | 2022-08-30 | 汶瑞机械(山东)有限公司 | Line pressure adjusting mechanism for roller of double-roller pulp washer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101302726A (en) | Double-roller pulp extruding machine | |
| CN110193483A (en) | A kind of automatic cleaning apparatus of solar cell module | |
| CN111921239A (en) | Mud distribution and filter pressing device | |
| CN216838749U (en) | Straw pulp coiled material forming machine | |
| CN216738020U (en) | Automatic change truss and scrape board-like vacuum dehydration equipment | |
| CN206189071U (en) | Dye vat goes out quick squeezing device of cloth | |
| CN212597920U (en) | A high-efficient calendering equipment for aluminium foil production | |
| CN110922018A (en) | Laminated filter pressing equipment | |
| CN201011478Y (en) | Continuous automatic belt type hydraulic presser | |
| CN109511992A (en) | A kind of high pressure water streaming green walnut decortication cleaning-drying all-in-one machine | |
| CN217857657U (en) | Photovoltaic electroplax belt cleaning device | |
| CN101518700A (en) | Full automatic seaweed gel diaphragm filter press and squeezing method | |
| CN114832486B (en) | Spiral extrusion concentration recovery device for waste pulp | |
| CN216604147U (en) | High-efficient extraction separator of chemical engineering | |
| CN206896968U (en) | large belt filter press | |
| CN215742209U (en) | Camellia oil pressure filter that dewaxes | |
| CN202909513U (en) | Vertical type plate-and-frame filter press | |
| CN211142462U (en) | Chemical fiber cloth harmful substance removing device | |
| CN201680684U (en) | Caterpillar vacuum low-temperature dryer | |
| CN214680254U (en) | Vertical diaphragm filter press suitable for preparing hydrogenation catalyst by bulk phase method | |
| CN213137139U (en) | Scraper dehydrator | |
| CN212998586U (en) | Mud distribution and filter pressing device | |
| CN210481726U (en) | Dyeing device with automatic tiling function | |
| CN208975256U (en) | The simple vibrator of filter chamber | |
| CN201148568Y (en) | Press master |
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 |
Open date: 20081112 |