CN105463906A - Vacuum cylinder mold for papermaking machine - Google Patents
Vacuum cylinder mold for papermaking machine Download PDFInfo
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- CN105463906A CN105463906A CN201410450707.2A CN201410450707A CN105463906A CN 105463906 A CN105463906 A CN 105463906A CN 201410450707 A CN201410450707 A CN 201410450707A CN 105463906 A CN105463906 A CN 105463906A
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Abstract
The invention provides a vacuum cylinder mold for a papermaking machine. The vacuum cylinder mold has simple structure, can meet different requirements of paper for vacuum degree, is good in sealing and improves dehydration efficiency. The vacuum cylinder mold comprises a cylinder mold body, a vacuum box and a bearing, wherein two ends of the cylinder mold body are respectively connected with shaft necks which are respectively supported on bearing seats through bearings; the vacuum box is arranged inside the cylinder mold; one end of the vacuum box is connected with a vacuum box head which is arranged inside an operation-side shaft neck; the outer end of the vacuum box head is provided with a vacuum-pumping device; water suction holes are uniformly distributed on the surface of the cylinder mold; three rows of water suction ports with different sizes are axially arranged on the vacuum box; the vacuum box close to the inner wall end of the cylinder mold body is provided with sealing devices which can enclose the water suction ports to form dynamic seal; and two partition plates are arranged inside the vacuum box and divide the vacuum box into three small-to-large vacuum chambers, i.e., a first vacuum chamber, a second vacuum chamber and a third vacuum chamber.
Description
Technical field
The present invention relates to paper making equipment technical field, be specially the suction cylinder of paper machine.
Background technology
After paper being carried out uniform treatment in papermaking operation, owing to there being a large amount of moisture in paper, in the forming process of paper product, need squeezing to get rid of moisture, suction cylinder is the equipment of conventional dehydration on paper machine, it plays conclusive effect to shaping, the dehydration of paper, also plays key effect to the physical property, optical property, printing quality etc. of paper.Existing many suction cylinders are designed with single vacuum chamber and arrange, the vacuum of whole vacuum chamber is identical, and the design of such vacuum chamber is just limited to, careless slightly, expection dehydrating effect cannot be reached, form huge obstacle and cannot realize running well with waste paper machine.
Summary of the invention
For above-mentioned technical problem, the invention provides the suction cylinder of paper machine, its structure is simple, can meet the vacuum level requirements of different paper, and good seal improves dewatering efficiency.
The object of the invention is to be achieved through the following technical solutions: the suction cylinder of paper machine, comprise cylinder mould body, vacuum tank, transmission side bearing, fore side bearing, it is characterized in that: the two ends connection for transmission side shaft journal respectively of described cylinder mould body, fore side axle journal, described transmission side axle journal, fore side axle journal is respectively by described transmission side bearing, fore side bearings is at transmission side bearing block, on fore side bearing block, described vacuum tank is arranged in described cylinder mould body, described vacuum tank is connected with vacuum tank head near one end of described fore side bearing, described vacuum tank head is arranged in described fore side axle journal, the outer end of described vacuum tank head is provided with vacuum extractor, described vacuum tank is provided with rotating shaft near one end of described transmission side bearing, axle sleeve is passed through in described rotating shaft, bearing, cartridge housing is supported in described transmission side axle journal and also can rotates relative to described transmission side axle journal, described cylinder mould surface is evenly equipped with suction hole, described vacuum tank is provided with vertically the water sucking mouth of the different size of three rows, described vacuum tank is provided with sealing device near described cylinder mould body inwall end, described sealing device comprises end seal and axial sealer, described end seal is arranged on the two ends of described vacuum tank along the circular arc of vacuum tank, described axial sealer is arranged along the axis of described vacuum tank, described end seal and axial sealer coordinate and described water sucking mouth can be surrounded formation movable sealing, described vacuum tank comprises one and is arranged on the semi-circular bottom of lower end and is arranged on the minor arc top of upper end, be provided with two pieces of dividing plates in described vacuum tank and described vacuum tank be divided into three ascending vacuum chambers: the first vacuum chamber, second vacuum chamber, 3rd vacuum chamber, the other end of described dividing plate is connected with vacuum tank wall, axial sealer is respectively arranged with by described first vacuum chamber between described water sucking mouth, second vacuum chamber, 3rd vacuum chamber is separated, described dividing plate comprises the first dividing plate, second partition, first dividing plate is L-type, described vacuum tank is separated out the 3rd vacuum chamber by described first dividing plate, second partition to be inclined on the first dividing plate and described vacuum tank remainder is divided into the second vacuum chamber and the first vacuum chamber.
Further, described vacuum extractor comprise be connected with described first vacuum chamber, the second vacuum chamber, the 3rd vacuum chamber respectively the first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber, the upper end of described first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber is connected to first, second, third vacuum orifice, and the lower end of described first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber is connected to cylinder mould delivery port;
Further, described vacuum extractor comprises, described 3rd evacuated chamber is arranged on described first vacuum chamber, the front side of the second vacuum chamber, be provided with and described first dividing plate in described 3rd evacuated chamber, the dividing plate of the identical setting of second partition makes described first vacuum chamber, second vacuum chamber is isolated while the 3rd evacuated chamber is uniquely by the air-flow from the 3rd vacuum chamber, described first evacuated chamber, second evacuated chamber is disposed in parallel in the rear side of described 3rd evacuated chamber, described first evacuated chamber, demarcation strip is set between the second evacuated chamber and makes the first evacuated chamber, second evacuated chamber is unique by from the first vacuum chamber respectively, the air-flow of the second vacuum chamber,
Further, the sidewall of described vacuum tank is provided with the water jet to described cylinder mould body inwall water spray, described water jet is arranged on the two side of described vacuum tank one on the other, and described vacuum tank head is also provided with sparge pipe, and described sparge pipe is connected with described water jet;
Further, be provided with two roller devices bottom described vacuum tank, described roller devices is separately positioned on the both sides bottom described vacuum tank, and the setting angle of described roller devices agrees with mutually with the circumferential curvature of described cylinder mould body inwall;
Further, described end seal and described axial sealer comprise seal groove, sealing strip and elastic component respectively, described sealing strip and described flexible member are separately positioned in described seal groove, described sealing strip is positioned over the top of described elastic component, and the upper end of described sealing strip and the inwall of described cylinder mould body form movable sealing;
Further, described rotating shaft is set with axle sleeve, described axle sleeve is connected with bearing, be provided with cartridge housing outside described bearing, described cartridge housing coordinates with bearing cap and forms labyrinth seal and pass through screw lock;
Further, the two ends of described transmission side bearing, fore side bearing are respectively equipped with labyrinth seal, and described transmission side bearing block, fore side bearing block upper end are respectively equipped with pouring orifice, are respectively equipped with unloading port in described transmission side axle journal, fore side axle journal.
The invention has the beneficial effects as follows: by arranging three ascending different independently vacuum chambers, can according to the actual mass requirement of paper, suction cylinder adjusts different vacuum, thus ensures paper quality further, be equipped with independently evacuated chamber connect different vacuum orifices for different vacuum chambers, exhaust tube is short out, pipeline conductance is large, and pumpdown time is short, easy to use, safe and reliable, therefore, it is possible to the system that ensures is in good duty.
Accompanying drawing explanation
Fig. 1 is the structure chart of the suction cylinder of paper machine of the present invention;
Fig. 2 be Fig. 1 A-A to cross-sectional schematic;
Fig. 3 be Fig. 1 B-B to cross-sectional schematic;
Fig. 4 be Fig. 1 C-C to cross-sectional schematic;
Fig. 5 be Fig. 3 D-D to cross-sectional schematic;
Fig. 6 is the structural representation of sealing device of the present invention;
Fig. 7 is the part-structure schematic diagram of the suction cylinder transmission side part of paper machine of the present invention.
Detailed description of the invention
According to drawings and embodiments the present invention is described in further detail below.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7, the suction cylinder of the paper machine described in the embodiment of the present invention, comprise cylinder mould body 1, vacuum tank 2, transmission side bearing 3, fore side bearing 4, the two ends connection for transmission side shaft journal 5 respectively of cylinder mould body 1, fore side axle journal 6, transmission side axle journal 5, fore side axle journal 6 is respectively by transmission side bearing 3, fore side bearing 4 is supported on transmission side bearing block 7, on fore side bearing block 8, vacuum tank 2 is arranged in cylinder mould body 1, vacuum tank 2 is connected with vacuum tank head 9 near one end of fore side bearing 4, vacuum tank head 9 is arranged in fore side axle journal 5, the outer end of vacuum tank head 9 is provided with vacuum extractor, vacuum tank 2 is provided with rotating shaft 10 near one end of transmission side bearing 3, rotating shaft 10 is by axle sleeve 11, bearing 12, cartridge housing 13 is supported in transmission side axle journal 5 and also can rotates relative to transmission side axle journal 5, cylinder mould body 1 surface is evenly equipped with suction hole, vacuum tank 2 is provided with vertically the water sucking mouth 14 of the different size of three rows, vacuum tank 2 is provided with sealing device near cylinder mould body 1 inwall end, sealing device comprises end seal 15 and axial sealer 16, end seal 15 is arranged on the two ends of vacuum tank 2 along the circular arc of vacuum tank 2, axial sealer 16 is arranged along the axis of vacuum tank 2, end seal 15 and axial sealer 16 coordinate and water sucking mouth 14 can be surrounded formation movable sealing, vacuum tank 2 comprises one and is arranged on the semi-circular bottom 17 of lower end and is arranged on the minor arc top 18 of upper end, be provided with two pieces of dividing plates in vacuum tank 2 and vacuum tank 2 be divided into three ascending vacuum chambers: the first vacuum chamber 19, second vacuum chamber 20, 3rd vacuum chamber 21, the other end of dividing plate is connected with vacuum tank 2 wall, axial sealer 16 is respectively arranged with by the first vacuum chamber 19 between water sucking mouth 14, second vacuum chamber 20, 3rd vacuum chamber 21 is separated, dividing plate comprises the first dividing plate 22, second partition 23, first dividing plate 22 is in L-type, vacuum tank is separated out the 3rd vacuum chamber 21 by the first dividing plate 22, second partition 23 is inclined on the first dividing plate 22 and by vacuum tank remainder and is divided into the second vacuum chamber 20 and the first vacuum chamber 19,
Vacuum extractor comprise be connected with the first vacuum chamber 19, second vacuum chamber 20, the 3rd vacuum chamber 21 respectively the first evacuated chamber 25 of evacuated chamber 24, second, the 3rd evacuated chamber 26, the upper end of the first evacuated chamber 25 of evacuated chamber 24, second, the 3rd evacuated chamber 26 is connected to vacuum orifice 27, and the lower end of the first evacuated chamber 25 of evacuated chamber 24, second, the 3rd evacuated chamber 26 is connected to cylinder mould delivery port 28;
3rd evacuated chamber 26 is arranged on the first evacuated chamber 24, the front side of the second evacuated chamber 25, be provided with in 3rd evacuated chamber 26 and the first dividing plate 22, the dividing plate of the identical setting of second partition 23 makes the first vacuum chamber 19, second vacuum chamber 20 is isolated and the 3rd evacuated chamber 26 is unique by the air-flow from the 3rd vacuum chamber 21, first evacuated chamber 24, second evacuated chamber 25 is disposed in parallel in the rear side of the 3rd evacuated chamber 26, first evacuated chamber 24, demarcation strip is set between the second evacuated chamber 25 and makes the first evacuated chamber 24, second evacuated chamber 25 is unique by from the first vacuum chamber 19 respectively, the air-flow of the second vacuum chamber 20,
The sidewall of vacuum tank 2 is provided with the water jet 29 to cylinder mould body 1 inwall water spray, and water jet 29 is arranged on the two ends sidewall of vacuum tank 2 one on the other, and vacuum tank head 9 is also provided with sparge pipe 38, and sparge pipe 38 is connected with water jet 29;
Be provided with two roller devices 30 bottom vacuum tank 2, roller devices 30 is separately positioned on the both sides bottom vacuum tank, and the setting angle of roller devices 30 agrees with mutually with the circumferential curvature of cylinder mould body 1 inwall;
End seal 15 and axial sealer 16 comprise seal groove 31, sealing strip 32 and elastic component 33 respectively, sealing strip 32 and flexible member 33 are separately positioned in seal groove 31, sealing strip 32 is positioned over the top of elastic component 33, and the upper end of sealing strip 32 and the inwall of cylinder mould body 1 form movable sealing;
Rotating shaft 10 is set with axle sleeve 11, axle sleeve 11 is connected with bearing 12, be provided with cartridge housing 13 outside bearing 12, cartridge housing 13 coordinates with bearing cap 34 and forms labyrinth seal and pass through screw lock;
The two ends of transmission side bearing 3, fore side bearing 4 are respectively equipped with labyrinth seal 37, and transmission side bearing block 7, fore side bearing block 8 upper end are respectively equipped with pouring orifice 35, are respectively equipped with unloading port 36 in transmission side axle journal 5, fore side axle journal 6.
Sealed by end seal 15 and axial sealer 16 between vacuum tank 2 and cylinder mould body 1 inwall, to ensure the vacuum in vacuum tank 2, thus ensure the dehydrating effect to paper, sealing strip 32 is arranged in seal groove 31, under the effect of elastic component 33, sealing strip 32 props up the inwall of cylinder mould body 1, not only ensure that the sealing effectiveness of sealing device but also make do not have excessive pressure between sealing strip 32 and cylinder mould body 1 inwall, guarantee the smoothness that cylinder mould body 1 rotates.
By changing the internal structure of vacuum tank 2, set up the vacuum chamber that three different, when suction cylinder is worked, within forms the multiple different vacuum corresponding from paper different-thickness region, moisture on paper is sucked away rapidly, thus really reach the ideal effect improved again than existing suction cylinder dehydration rate, thus the integrated cost significantly to paper dewatering, obtain higher economic benefit.Paper, in running, ran more steady relatively; The vacuum of each vacuum chamber also can flexible modulation, and improve the vacuum dewatering results of paper on cylinder mould body 1, the fluctuation of vacuum also reduces relatively, and paper dewatering is more even, raising paper that can be suitable into about quality., only need to arrange dividing plate in vacuum tank 2, just can be divided into multiple vacuum chamber, relative to multiple independent vacuum tank, under the prerequisite not affecting dehydrating effect, decrease making material, reduce cost of manufacture, increase economic efficiency.
Transmission side bearing block 7, fore side bearing block 8 upper end are respectively equipped with pouring orifice 35, lubricating oil enters in bearing by pipeline, the heat that the energy of flow of thin oil produces due to rolling with bearing running in time and the swarf that bearing produces due to fatigue effect, thus make bearing be in good working environment, extend the service life of bearing, bearing is owing to there being labyrinth seal, foreign object is made not enter bearing, be conducive to the storage to lubricating oil, simultaneously lubricating oil also can not surprisingly flow out, inside follows the cooling of rule ring, and bearing life is increased.
Vacuum tank 2 side that connect corresponding to vacuum tank head 8 is by fore side bearing 4 attended operation side shaft journal 6, when suction cylinder 1 rotates, reduce the inertia of suction cylinder 1 rotation to the impact of vacuum chamber, when suction cylinder 1 starts and stops, ensure the sealing of vacuum tank 2, thus ensure that the sucking-off effect of paper pulp moisture content.
Cylinder mould body upper outer surface is enclosed with rubber face, described rubber face offers the perforate with described suction hole position consistency, suction hole oblique arrangement is on roll body, laterally there is an angle with the bus of cylinder mould body, the phase place of vibration source can be changed to reduce noise, holes drilled through φ 7mm on cylinder mould body 1, percent opening is 70.3%.
The rolling friction of roller devices instead of the sliding friction between prior art shaft and cylinder mould body 1 wall body, thus avoids and kill phenomenon, and roller can smart scroll, avoids unnecessary mechanical breakdown, has good practical value.
These are only explanation embodiments of the present invention; be not limited to the present invention, for a person skilled in the art, within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the suction cylinder of paper machine, comprise cylinder mould body, vacuum tank, transmission side bearing, fore side bearing, it is characterized in that: the two ends connection for transmission side shaft journal respectively of described cylinder mould body, fore side axle journal, described transmission side axle journal, fore side axle journal is respectively by described transmission side bearing, fore side bearings is at transmission side bearing block, on fore side bearing block, described vacuum tank is arranged in described cylinder mould body, described vacuum tank is connected with vacuum tank head near one end of described fore side bearing, described vacuum tank head is arranged in described fore side axle journal, the outer end of described vacuum tank head is provided with vacuum extractor, described vacuum tank is provided with rotating shaft near one end of described transmission side bearing, axle sleeve is passed through in described rotating shaft, bearing, cartridge housing is supported in described transmission side axle journal and also can rotates relative to described transmission side axle journal, described cylinder mould surface is evenly equipped with suction hole, described vacuum tank is provided with vertically the water sucking mouth of the different size of three rows, described vacuum tank is provided with sealing device near described cylinder mould body inwall end, described sealing device comprises end seal and axial sealer, described end seal is arranged on the two ends of described vacuum tank along the circular arc of vacuum tank, described axial sealer is arranged along the axis of described vacuum tank, described end seal and axial sealer coordinate and described water sucking mouth can be surrounded formation movable sealing, described vacuum tank comprises one and is arranged on the semi-circular bottom of lower end and is arranged on the minor arc top of upper end, be provided with two pieces of dividing plates in described vacuum tank and described vacuum tank be divided into three ascending vacuum chambers: the first vacuum chamber, second vacuum chamber, 3rd vacuum chamber, the other end of described dividing plate is connected with vacuum tank wall, axial sealer is respectively arranged with by described first vacuum chamber between described water sucking mouth, second vacuum chamber, 3rd vacuum chamber is separated, described dividing plate comprises the first dividing plate, second partition, first dividing plate is L-type, described vacuum tank is separated out the 3rd vacuum chamber by described first dividing plate, second partition to be inclined on the first dividing plate and described vacuum tank remainder is divided into the second vacuum chamber and the first vacuum chamber.
2. the suction cylinder of paper machine according to claim 1, it is characterized in that: described vacuum extractor comprise be connected with described first vacuum chamber, the second vacuum chamber, the 3rd vacuum chamber respectively the first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber, the upper end of described first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber is connected to first, second, third vacuum orifice, and the lower end of described first evacuated chamber, the second evacuated chamber, the 3rd evacuated chamber is connected to cylinder mould delivery port.
3. the suction cylinder of paper machine according to claim 2, it is characterized in that: described 3rd evacuated chamber is arranged on described first evacuated chamber, the front side of the second evacuated chamber, be provided with and described first dividing plate in described 3rd evacuated chamber, the dividing plate of the identical setting of second partition makes described first vacuum chamber, second vacuum chamber is isolated while the 3rd evacuated chamber is uniquely by the air-flow from the 3rd vacuum chamber, described first evacuated chamber, second evacuated chamber is disposed in parallel in the rear side of described 3rd evacuated chamber, described first evacuated chamber, demarcation strip is set between the second evacuated chamber and makes the first evacuated chamber, second evacuated chamber is unique by from the first vacuum chamber respectively, the air-flow of the second vacuum chamber.
4. the suction cylinder of paper machine according to claim 1, it is characterized in that: the sidewall of described vacuum tank is provided with the water jet to described cylinder mould body inwall water spray, described water jet is arranged on the two side of described vacuum tank one on the other, described vacuum tank head is also provided with sparge pipe, and described sparge pipe is connected with described water jet.
5. the suction cylinder of paper machine according to claim 1, it is characterized in that: bottom described vacuum tank, be provided with two roller devices, described roller devices is separately positioned on the both sides bottom described vacuum tank, and the setting angle of described roller devices agrees with mutually with the circumferential curvature of described cylinder mould body inwall.
6. the suction cylinder of paper machine according to claim 1, it is characterized in that: described end seal and described axial sealer comprise seal groove, sealing strip and elastic component respectively, described sealing strip and described flexible member are separately positioned in described seal groove, described sealing strip is positioned over the top of described elastic component, and the upper end of described sealing strip and the inwall of described cylinder mould body form movable sealing.
7. the suction cylinder of paper machine according to claim 1, it is characterized in that: described rotating shaft is set with axle sleeve, described axle sleeve is connected with bearing, is provided with cartridge housing outside described bearing, described cartridge housing coordinates with bearing cap and forms labyrinth seal and pass through screw lock.
8. the suction cylinder of paper machine according to claim 1, it is characterized in that: the two ends of described transmission side bearing, fore side bearing are respectively equipped with labyrinth seal, described transmission side bearing block, fore side bearing block upper end are respectively equipped with pouring orifice, are respectively equipped with unloading port in described transmission side axle journal, fore side axle journal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410450707.2A CN105463906A (en) | 2014-09-05 | 2014-09-05 | Vacuum cylinder mold for papermaking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410450707.2A CN105463906A (en) | 2014-09-05 | 2014-09-05 | Vacuum cylinder mold for papermaking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105463906A true CN105463906A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410450707.2A Pending CN105463906A (en) | 2014-09-05 | 2014-09-05 | Vacuum cylinder mold for papermaking machine |
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| Country | Link |
|---|---|
| CN (1) | CN105463906A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532347A (en) * | 2018-05-23 | 2018-09-14 | 无锡鸿华造纸机械有限公司 | A kind of gear rotation vacuum couch roll |
-
2014
- 2014-09-05 CN CN201410450707.2A patent/CN105463906A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532347A (en) * | 2018-05-23 | 2018-09-14 | 无锡鸿华造纸机械有限公司 | A kind of gear rotation vacuum couch roll |
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Application publication date: 20160406 |
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| WD01 | Invention patent application deemed withdrawn after publication |