CN102767107A - Vacuum guide roller - Google Patents
Vacuum guide roller Download PDFInfo
- Publication number
- CN102767107A CN102767107A CN2011101268362A CN201110126836A CN102767107A CN 102767107 A CN102767107 A CN 102767107A CN 2011101268362 A CN2011101268362 A CN 2011101268362A CN 201110126836 A CN201110126836 A CN 201110126836A CN 102767107 A CN102767107 A CN 102767107A
- Authority
- CN
- China
- Prior art keywords
- seal groove
- shell
- sealing strip
- housing
- vacuum
- 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 the field of paper manufacturing machinery, specifically to a vacuum guide roller. The vacuum guide roller is mainly composed of components such as a shell, a core shaft, sealing devices, bearing devices and so on, wherein the shell is sleeved outside the core shaft; through holes for interior and exterior of the roller shell communicate with each other are processed on the shell; two ends of the shell are equipped with the bearing devices; inside paths of the bearing devices are fixed on the core shaft; a hollow structure is arranged in an axial direction of the shaft, and elongated open holes are processed in part of the axial direction in the shell; and the sealing devices are mounted on the elongated open holes to contact an inner wall of the roller shell. According to the invention, the hollow core shaft sucks, dewaters and cleans carpets, at the same time, the roller shell can be supported by the bearing devices to rotate, relative movement between the roller shell and carpets of paper machines are reduced greatly, and sliding friction in a vacuum box can be removed so as to greatly power consumption and carpet consumption generated by friction of carpets; compared with the existing vacuum roller, the roller can not be equipped with a transmission device so as to simplify device configuration.
Description
Technical field
The present invention relates to the papermaking equipment field, is a kind of vacuum deflector roll specifically.
Background technology
The press section of paper machine uses the operation of woollen blanket support l Water Paper page or leaf, for serviceability and the life-span that guarantees woollen blanket, needs in time woollen blanket cleanings of dewatering, the foreign material that the removal woollen blanket accumulates.The most frequently used press felt cleaning equipment is suction flat box and vacuum furnace now.Suction flat box mainly is made up of casing and face plates of suction box; Simple in structure; Face contact and slip relatively under the swabbing action of vavuum pump, have bigger force of sliding friction between face plates of suction box and the woollen blanket between face plates of suction box and the woollen blanket; Need bigger power consumption to overcome these frictional force, the existence of force of sliding friction has simultaneously also caused the quick wearing and tearing of woollen blanket.
In order to reduce the loss of sliding friction to woollen blanket; Also there is paper machine to adopt vacuum furnace to the woollen blanket cleaning of dewatering; Existing vacuum furnace has multiple version, and the existing vacuum furnace of any structure all contains the suction box and the adapted transmission device of housing, inside.Vacuum furnace contacts with woollen blanket through the housing of rotation; The linear velocity of housing outer surface and the speed of woollen blanket keep synchronously; Do not have relative motion between housing outer surface and the woollen blanket in theory, just do not have the existence of force of sliding friction yet, avoided the loss that felt is produced because of sliding friction.Suction box is contained in enclosure interior and seals with enclosure interior through sealing strip and contacts, and suction box carries out suck purge through the perforate on the housing of rotation to woollen blanket.For the reliability that guarantees to seal between suction box and the rotary shell inwall; Have certain contact pressure to exist between suction box sealing strip and the inner walls, form sliding friction, sealing strip and inwall produce " brake " effect; In order to overcome " brake " effect because of sealing strip and inwall generation; Keep the linear velocity of housing outer surface and the speed of woollen blanket to keep synchronously, existing vacuum furnace is the adapted transmission device all, and complex structure.
With respect to suction flat box; Existing vacuum furnace eliminated and woollen blanket between sliding friction; The loss that produces because of sliding friction of woollen blanket can significantly reduce, but has sliding friction between the sealing strip of vacuum-roll shell and internal suction case, need expend certain power; And sealing strip is consumable accessory, needs periodic replacement, safeguards.Because the complex structure of existing vacuum furnace, be worth high, maintenance difficulties is higher.With respect to suction flat box, vacuum furnace is except less to the loss of felt, and aspects such as power consumption, maintaining do not have advantage, therefore has only few paper machine to utilize vacuum furnace to clean felt.
Summary of the invention
In order to reduce the power consumption of paper machine as far as possible; Reduce the wearing and tearing of woollen blanket, the present invention provides a kind of vacuum deflector roll to replace suction flat box and existing vacuum furnace, and this vacuum deflector roll can be by the woollen blanket driven rotary; The relative motion that between a large amount of minimizing roll surfaces and the woollen blanket is; The existence of sliding friction also can be eliminated in vacuum tank inside, thereby can reduce the power consumption and the woollen blanket loss of paper machine in a large number, and simple in structure, be easy to safeguard.
The technical solution adopted for the present invention to solve the technical problems is: the present invention mainly is made up of parts such as housing, mandrel, sealing device, bearing arrangements; Housing is sleeved on the mandrel outside, is processed with through hole on the housing and is communicated with inside and outside the roller shell two ends installation shaft bearing apparatus of housing; The internal diameter of bearing arrangement is fixed on the mandrel; Mandrel axially is a hollow-core construction, and in enclosure interior axial processing strip shape perforate partly, sealing device is housed in the strip shape perforate contacts with roller shell inwall.Sealing device mainly is made up of parts such as seal groove, sealing strip, elastic devices; Sealing strip and elastic device all are installed in the seal groove; Sealing strip is contained in the top of elastic device; The top of sealing strip contacts with inner walls, the inwall of both sides and seal groove cooperates, and elastic device is contained in the seal groove bottom, and elastic device is rubber pneumatic tyre or a plurality of spiral compression spring.The structure of seal groove has two types, and a kind of groove madial wall of seal groove is processed with boss, the groove that is processed with at the side of sealing strip and the corresponding position of seal groove; Another kind of seal groove is a plurality of fixing holes of processing on seal groove, also fixed processing hole on the sealing strip, and the fixing hole axial location of seal groove and sealing strip is corresponding, and bolt or bearing pin are housed in the fixing hole of sealing strip and seal groove.Seal groove structure in the vacuum furnace is a kind of in above-mentioned two kinds of structures, or the seal groove of two kinds of structures all uses.
The invention has the beneficial effects as follows; The through hole of hollow core shaft of the present invention through the roller shell to woollen blanket aspirate dehydration, when cleaning; The roller shell can be supported by bearing arrangement and rotate; Relative motion between roller shell and the paper machine woollen blanket reduces significantly, and the existence of sliding friction also can be eliminated in vacuum tank inside, thereby reduces power consumption and the woollen blanket loss that produces because of the woollen blanket friction significantly.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is the structural representation of the specific embodiment of the invention.
Fig. 2 is the I-I cross-sectional view of the specific embodiment of the invention.
1. bearings among the figure, 2. mandrel, 3. bearing chamber, 4. rolling bearing, 5. woollen blanket, 6. end face seal piece; 7. housing, 8. end face seal regulator, 9. axial seal bar, 10. axial seal groove, 11. pneumatic tyres; 12. the end face seal groove, 13. bearing pins, 14. compression springs, 15. bearings, 16. worm gears.
The specific embodiment
The specific embodiment of the invention as depicted in figs. 1 and 2; Mainly be made up of parts such as housing 7, hollow core shaft 2, sealing device, bearing arrangements, housing 7 is sleeved on mandrel 2 outsides, is processed with through hole on the housing 7 and is communicated with inside and outside the roller shell; The two ends installation shaft bearing apparatus of housing; Bearing arrangement mainly is made up of bearing chamber 3, bearing 4, labyrinth seal, and bearing chamber 3 is fixed on the two ends of housing 7, and rolling bearing 4 is fixed on the mandrel 2 through internal diameter; The two ends of mandrel are fixed on roller bearing 1 and the bearing 15, and worm gear 16 and worm screw are housed in bearing 15.Mandrel 2 is a hollow-core construction axially, and in the axial processing strip shape perforate of housing 7 interior sections, sealing device is housed in the strip shape perforate contacts with housing 7 inwalls.The sealing device of this specific embodiment has two kinds, and a kind of is that end face seal, another kind are axial seal.End face seal is installed in the end position of hollow core shaft 2 strip shape openings, and links through screw thread pair with end face seal regulator 8, can adjust the relative position of end face seal on hollow core shaft 2 through adjustment end face seal regulator 8.End face seal mainly is made up of end face seal groove 12, end face seal piece 6, compression spring 14 and bearing pin 13; Compression spring 14 all is installed in the end face seal groove 12 with end face seal piece 6; On end face seal piece 6 and end face seal groove 12, all process through hole, bearing pin 13 axially passes the through hole of end face seal piece 6 and end face seal groove 12.Axial seal mainly is made up of axial seal groove 10, axial seal bar 9, rubber pneumatic tyre 11, and axial seal bar 9 all is installed in the axial seal groove 10 with rubber pneumatic tyre 11, and rubber pneumatic tyre 11 is installed in the seal groove bottom, is axial seal bar 9 on it.The groove madial wall of axial seal groove 10 is processed with boss; As shown in Figure 2; The sidewall middle part that the boss of left side groove side wall is processed in seal groove is the position on the upper side; The boss of right side groove side wall is processed in the notch position of seal groove, and sealing strip and the corresponding position of groove side wall boss are processed with groove.
The specific embodiment of the invention as depicted in figs. 1 and 2, the bearing 1 side shaft end of hollow core shaft 2 links to each other with vacuum system, through the through hole on the housing 7 woollen blanket 5 is aspirated, and accomplishes the dehydration of woollen blanket 5 is cleaned.Seal through end face seal and axial sealer between hollow core shaft 2 and the inner walls,, thereby guarantee dehydration cleaning performance woollen blanket 5 with the vacuum in the assurance hollow core shaft 2.The face seals of the specific embodiment of the invention is equipped with alignment pin 13; When end face seal piece 6 rises under the effect of spring 14; In a single day perforate bottom on the sealing strip contacts bearing pin; Since bearing pin 13 stop that making end face seal piece 6 be limited to this ad-hoc location can not move up again, be in a kind of critical contact condition between end face seal piece 6 and housing 7 inwalls; Neither influence the sealing effectiveness between end face seal piece 6 and housing 7 inwalls, also do not have contact pressure between end face seal piece 6 and housing 7 inwalls; Axial seal groove 10 sidewalls of the axial sealer of the specific embodiment of the invention are processed with boss; When axial seal bar 9 rises under the effect of rubber pneumatic tyre 11; In a single day the groove top of sealing strip 9 sides touch the bottom of sidewall boss; Since boss stop that making axial seal bar 9 be limited to this ad-hoc location can not move up again, be in a kind of critical contact condition between axial seal bar 9 and housing 7 inwalls; Neither influence the sealing effectiveness between axial seal bar 9 and housing 7 inwalls, also do not have contact pressure between axial seal bar 9 and housing 7 inwalls.The groove location of perforate on the end face seal piece 6 and axial seal bar side can obtain through accurately machined mode, also can obtain through the grinding gradually of sealing strip surface and housing 7 inwalls.Because the barrier effect of seal groove boss in bearing pin 13 and the axial sealer in the face seals; Can be issued to a kind of pressure-less state in the prerequisite that does not influence sealing effectiveness between end face seal piece 6 and axial seal bar 9 and the inner walls; Owing to there is not pressure to exist; When housing 7 rotates with respect to mandrel, just there is not force of sliding friction to exist between housing 7 inwalls and the sealing device.Do not have frictional force to exist, this specific embodiment with regard to not can because of to overcome housing 7 inwalls and sealing device-between friction and produce power consumption, only need overcome the internal drag of rolling bearing 4.Because the specific embodiment of the invention only need overcome the running resistance of rolling bearing; And the running resistance of rolling bearing is rolling friction, and the power consumption that therefore needs is less, and housing 7 can be by woollen blanket 5 driven rotary; Do not need extra transmission device, the equipment configuration is simple.Simultaneously, because housing 7 can be by woollen blanket 5 driven rotary, the sliding friction between housing 7 and the woollen blanket 5 is less, and is also less to the loss of woollen blanket.
Claims (4)
1. a vacuum deflector roll mainly is made up of housing, mandrel, sealing device, bearing arrangement, and housing is sleeved on the mandrel outside; Being processed with through hole on the housing is communicated with inside and outside the roller shell; The two ends installation shaft bearing apparatus of housing, the internal diameter of bearing arrangement is fixed on the mandrel, and mandrel axially is a hollow-core construction; And, sealing device is housed in the strip shape perforate contacts with roller shell inwall in the perforate of the section axial of enclosure interior processing strip shape.
2. vacuum deflector roll according to claim 1; It is characterized in that: sealing device mainly is made up of parts such as seal groove, sealing strip, elastic devices; Sealing strip and elastic device all are installed in the seal groove, and sealing strip is contained in the top of elastic device, and the top of sealing strip contacts with inner walls, the inwall of both sides and seal groove cooperates; Elastic device is contained in the seal groove bottom, and elastic device is rubber pneumatic tyre or a plurality of spiral compression spring.
3. vacuum deflector roll according to claim 1 is characterized in that: the structure of seal groove has two types, and a kind of groove madial wall of seal groove is processed with boss, the groove that is processed with at the side of sealing strip and the corresponding position of seal groove; Another kind of seal groove is to process a plurality of fixing holes at seal groove, also fixed processing hole on the sealing strip, and the fixing hole axial location of seal groove and sealing strip is corresponding, and bolt or bearing pin are housed in the fixing hole of sealing strip and seal groove.
4. vacuum deflector roll according to claim 1 is characterized in that: the seal groove structure in the vacuum furnace is a kind of in the said two kinds of structures of claim 3, and perhaps the seal groove of the said two kinds of structures of claim 3 all uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101268362A CN102767107A (en) | 2011-05-06 | 2011-05-06 | Vacuum guide roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101268362A CN102767107A (en) | 2011-05-06 | 2011-05-06 | Vacuum guide roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102767107A true CN102767107A (en) | 2012-11-07 |
Family
ID=47094659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101268362A Pending CN102767107A (en) | 2011-05-06 | 2011-05-06 | Vacuum guide roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102767107A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263836A (en) * | 2013-05-30 | 2016-01-20 | 金伯利-克拉克环球有限公司 | Vacuum roll with internal rotary valve |
| CN105862488A (en) * | 2016-05-30 | 2016-08-17 | 许昌中亚工业智能装备股份有限公司 | Novel paper making machine vacuum support roller |
| CN107476110A (en) * | 2017-09-29 | 2017-12-15 | 枣庄市恒宇纸业有限公司 | A kind of vacuum carrying roller of paper machine |
| CN109252414A (en) * | 2017-07-12 | 2019-01-22 | 山东泉林纸业有限责任公司 | A kind of cabinet lift type vacuum water absorber and its control method |
-
2011
- 2011-05-06 CN CN2011101268362A patent/CN102767107A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263836A (en) * | 2013-05-30 | 2016-01-20 | 金伯利-克拉克环球有限公司 | Vacuum roll with internal rotary valve |
| CN105862488A (en) * | 2016-05-30 | 2016-08-17 | 许昌中亚工业智能装备股份有限公司 | Novel paper making machine vacuum support roller |
| CN109252414A (en) * | 2017-07-12 | 2019-01-22 | 山东泉林纸业有限责任公司 | A kind of cabinet lift type vacuum water absorber and its control method |
| CN107476110A (en) * | 2017-09-29 | 2017-12-15 | 枣庄市恒宇纸业有限公司 | A kind of vacuum carrying roller of paper machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102767107A (en) | Vacuum guide roller | |
| US11517944B2 (en) | Device for cleaning cylindrical rollers, machine comprising said device, and cleaning method | |
| CN103016682B (en) | Elevator rack rack gear and adjustable elastic clutch device | |
| CN115138610B (en) | Printing device with automatic cleaning function of paper rubbing wheels | |
| KR101307158B1 (en) | Drum type sludge centrifugal concentrator | |
| CN202881752U (en) | Vacuum felt leading roll | |
| CN108237775B (en) | Negative pressure water suction type cleaning device | |
| CN203096520U (en) | Movable scraper device for drying cylinder of paper machine dryer section | |
| CN115852663A (en) | Textile fabric cleaning system and method for textile equipment | |
| CN102767108B (en) | A kind of roll body | |
| CN210617096U (en) | A interval adjusting device for calender | |
| CN208230335U (en) | A kind of upper corrugated roller of self-cleaning | |
| CN202438563U (en) | Forming mechanism of elliptical pipe machine | |
| CN215268825U (en) | Static electricity removing device for paper receiving part of rotary printing machine | |
| CN102493253B (en) | Woollen blanket dewater unit and utilize this device to carry out woollen blanket dewatering | |
| CN113818276A (en) | Box body lifting type vacuum suction box | |
| CN215405319U (en) | Scraper for squeezing vacuum roll | |
| CN204000065U (en) | A kind of doubling frame refueling device dust cover | |
| CN104524835B (en) | A kind of filter mechanism of coating machine | |
| CN111286953B (en) | Cloth dust removal device for spinning | |
| CN220224633U (en) | Ironing device for polyester fabric production | |
| CN109487613A (en) | Without cabinet roll-type suction flat box | |
| CN107805967A (en) | Mobile vacuum roller roll body aspirating hole cleaning device | |
| CN218291393U (en) | Clothing cloth surface dust clearing device | |
| CN220700683U (en) | Dust removing mechanism of carton printing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121107 |