CN213328453U - Papermaking vacuum press roller with stable inner core structure - Google Patents
Papermaking vacuum press roller with stable inner core structure Download PDFInfo
- Publication number
- CN213328453U CN213328453U CN202022059099.6U CN202022059099U CN213328453U CN 213328453 U CN213328453 U CN 213328453U CN 202022059099 U CN202022059099 U CN 202022059099U CN 213328453 U CN213328453 U CN 213328453U
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- China
- Prior art keywords
- roller
- annular slide
- slide rail
- screen cloth
- connecting shaft
- 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.)
- Expired - Fee Related
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- 239000004744 fabric Substances 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a roller is squeezed in papermaking vacuum of inner core stable in structure, including outer roller, the inside interior roller that is equipped with of outer roller, the outside of roller including outer roller movable sleeve is established, the inside interior back shaft that is equipped with of interior roller, interior back shaft both ends all with the inner wall fixed connection of interior roller, the first connecting axle of interior roller one end fixedly connected with, the one end fixedly connected with second connecting axle of first connecting axle is kept away from to interior roller. The utility model discloses a middle part of roller is fixed with second annular slide rail including, and second annular slide rail carries out the fixed stay with the middle part of screen cloth to set up two sets of bracing pieces in the both sides of second annular slide rail and evenly fix in the outside of screen cloth, the screen cloth of interior roller one side keeps the stability of structure when high-speed rotatory, can effectively avoid the screen cloth to take place local deformation, has improved the life that the roller was squeezed in the vacuum, has reduced the maintenance cost.
Description
Technical Field
The utility model relates to a technical field is squeezed in the vacuum, concretely relates to inner core stable in structure's paper grade (stock) roller is squeezed in vacuum.
Background
With the development of press rolls, various types of press rolls gradually appear, the purpose of the development of the press rolls is to improve the dewatering efficiency, improve the quality of paper sheets and reduce the adverse effect of pressing on paper industry, and a vacuum press roll is a widely applicable press roll and is widely used in medium and high speed paper machines. The construction of the vacuum press roll is substantially the same as that of a vacuum couch roll, the roll shell is cast from bronze or stainless steel, and the thickness of the roll shell is determined by the required stiffness and strength.
The vacuum press roll adopts a vacuum hole dehydration mode for operation, the water on the roll is thrown away by means of centripetal force generated by high-speed rotation, the inner roll of the vacuum press roll generally has a screen structure, and when the press roll rotates at high speed, the screen structure in the inner roll is easy to deform locally, needs to be maintained frequently, and has the problem of short service life.
Therefore, it is necessary to provide a vacuum press roll for papermaking having a stable inner core structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a roller is squeezed in papermaking vacuum of inner core stable in structure, middle part through including the roller is fixed with second annular slide rail, second annular slide rail carries out fixed stay with the middle part of screen cloth, and set up two sets of bracing pieces in the both sides of second annular slide rail and evenly fix the outside at the screen cloth, the screen cloth of inner roller one side keeps the stability of structure when high-speed rotation, can effectively avoid the screen cloth to take place local deformation, the life of the roller is squeezed in the vacuum has been improved, the maintenance cost is reduced, with the above-mentioned weak point in the solution technique.
In order to achieve the above object, the present invention provides the following technical solutions: a papermaking vacuum press roll with a stable inner core structure comprises an outer roll, wherein an inner roll is arranged inside the outer roll, the outer roll is movably sleeved outside the inner roll, an inner support shaft is arranged inside the inner roll, two ends of the inner support shaft are fixedly connected with the inner wall of the inner roll, one end of the inner roll is fixedly connected with a first connecting shaft, one end, away from the first connecting shaft, of the inner roll is fixedly connected with a second connecting shaft, a gas connecting pipe is fixedly embedded inside the second connecting shaft, one end of the gas connecting pipe extends into the inner roll, peripheral side walls of two ends of the inner roll are fixedly provided with first annular slide rails, inner walls of two ends of the outer roll are fixedly provided with first annular slide bars, and the inner side of each first annular slide rail is in sliding connection with the first annular slide bar;
interior roller one side fixed mounting has the screen cloth, one side that interior roller is close to the screen cloth is equipped with supporting mechanism, supporting mechanism includes second annular slide rail and bracing piece, the outside of roller including the fixed cover of second annular slide rail is established, the outer wall fixed connection of bracing piece and screen cloth, the fixed second annular draw runner that is equipped with of inner wall of outer roller, the inboard and the second annular draw runner sliding connection of second annular slide rail.
Preferably, the number of the support rods is six, and the six support rods are divided into two groups and fixedly installed on two sides of the second annular slide rail.
Preferably, one end of the support rod, which is far away from the second annular slide rail, is fixedly connected with the first annular slide rail.
Preferably, the outer wall of the outer roller is provided with a plurality of drain holes, and the plurality of drain holes are uniformly distributed on the outer wall of the outer roller.
Preferably, bearing seats are arranged at two ends of the outer roller, and two ends of the outer roller are fixedly connected with the side walls of the bearing seats.
Preferably, the first connecting shaft is rotatably connected with the bearing seat, and the second connecting shaft is rotatably connected with the bearing seat.
In the technical scheme, the utility model provides a technological effect and advantage:
through including the middle part of roller be fixed with second annular slide rail, second annular slide rail carries out fixed stay with the middle part of screen cloth to set up two sets of bracing pieces in the both sides of second annular slide rail and evenly fix in the outside of screen cloth, the screen cloth of interior roller one side keeps the stability of structure when high-speed rotation, can effectively avoid the screen cloth to take place local deformation, has improved the life of the roller is squeezed in the vacuum, has reduced the maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic view of the overall structure of the outer roller and the inner roller of the present invention;
FIG. 3 is a schematic view of the overall structure of the outer roller of the present invention;
FIG. 4 is a schematic view of the overall structure of the inner roller of the present invention;
fig. 5 is a schematic view of the overall structure of the second annular slide rail and the support rod of the present invention;
FIG. 6 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;
fig. 7 is an enlarged view of the structure of the part B of fig. 1 according to the present invention.
Description of reference numerals:
the device comprises an outer roller 1, an inner roller 2, an inner supporting shaft 3, a first connecting shaft 4, a second connecting shaft 5, a gas receiving pipe 6, a first annular sliding rail 7, a first annular sliding strip 8, a second annular sliding rail 9, a second annular sliding strip 10, a supporting rod 11, a screen 12, a water discharging hole 13 and a bearing seat 14.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a papermaking vacuum press roll with stable inner core structure as shown in figures 1-7, which comprises an outer roll 1, an inner roller 2 is arranged in the outer roller 1, the outer roller 1 is movably sleeved outside the inner roller 2, an inner supporting shaft 3 is arranged in the inner roller 2, both ends of the inner supporting shaft 3 are fixedly connected with the inner wall of the inner roller 2, one end of the inner roller 2 is fixedly connected with a first connecting shaft 4, one end of the inner roller 2 far away from the first connecting shaft 4 is fixedly connected with a second connecting shaft 5, an air receiving pipe 6 is fixedly embedded in the second connecting shaft 5, one end of the air receiving pipe 6 extends into the inner roller 2, the outer roller comprises an inner roller 2, outer rollers 1 and a plurality of first annular slide rails 7, wherein the outer side walls of the two ends of the inner roller 2 are respectively fixedly provided with a first annular slide rail 7, the inner walls of the two ends of the outer roller 1 are respectively fixedly provided with a first annular slide bar 8, and the inner sides of the first annular slide rails 7 are connected with the first annular slide bars 8 in a sliding manner;
Further, in the above technical solution, the number of the support rods 11 is six, and the six support rods 11 are divided into two groups and fixedly mounted on two sides of the second annular slide rail 9.
Further, in the above technical solution, one end of the support rod 11, which is far away from the second annular slide rail 9, is fixedly connected with the first annular slide rail 7.
Further, in the above technical solution, the outer wall of the outer roller 1 is provided with a plurality of drain holes 13, and the plurality of drain holes 13 are uniformly distributed on the outer wall of the outer roller 1.
Further, in the above technical scheme, bearing seats 14 are arranged at both ends of the outer roller 1, and both ends of the outer roller 1 are fixedly connected with the side walls of the bearing seats 14.
Further, in the above technical solution, the first connecting shaft 4 is rotatably connected to the bearing seat 14, and the second connecting shaft 5 is rotatably connected to the bearing seat 14.
The implementation mode is specifically as follows: when the device works, the outer roller 1 is kept static between the two bearing seats 14, the outer roller 1 is sleeved on the outer side of the inner roller 2, two ends of the inner roller 2 are respectively connected with the two bearing seats 14 through the first connecting shaft 4 and the second connecting shaft 5 in a rotating manner, the inner roller 2 can rotate at a high speed between the two bearing seats 14 under the driving of an external driving mechanism, when the inner roller 2 rotates, the centripetal force applied to the material in the inner roller 2 can fully throw out the moisture in the material, the air receiving pipe 6 can be connected with vacuum equipment such as a vacuum pump and the like, so that the vacuum environment is kept in the inner roller 2, the moisture in the inner roller 2 can be more thoroughly separated, the second annular slide rail 9 is fixed in the middle of the inner roller 2, the middle of the screen 12 is fixedly supported by the second annular slide rail 9, and two groups of support rods 11 are arranged on two sides of the second annular slide rail 9 and are uniformly, the stability of structure is kept to the screen cloth 12 of interior roller 2 one side when high-speed rotation, can effectively avoid screen cloth 12 to take place local deformation, has improved the life of the roller is squeezed in the vacuum, has reduced the maintenance cost, and this embodiment has specifically solved among the prior art that the inside screen cloth structure of the interior roller of the roller is squeezed in the vacuum easily takes place local deformation, needs often to overhaul, problem that the maintenance cost is high.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a papermaking of inner core stable in structure presses roller with vacuum, includes outer roller (1), its characterized in that: an inner roller (2) is arranged in the outer roller (1), the outer roller (1) is movably sleeved outside the inner roller (2), an inner supporting shaft (3) is arranged in the inner roller (2), both ends of the inner supporting shaft (3) are fixedly connected with the inner wall of the inner roller (2), one end of the inner roller (2) is fixedly connected with a first connecting shaft (4), one end of the inner roller (2) far away from the first connecting shaft (4) is fixedly connected with a second connecting shaft (5), an air receiving pipe (6) is fixedly embedded in the second connecting shaft (5), one end of the air receiving pipe (6) extends into the inner roller (2), the peripheral side walls of the two ends of the inner roller (2) are respectively and fixedly provided with a first annular slide rail (7), the inner walls of the two ends of the outer roller (1) are both fixedly provided with a first annular slide bar (8), the inner side of the first annular slide rail (7) is connected with a first annular slide bar (8) in a sliding manner;
interior roller (2) one side fixed mounting has screen cloth (12), one side that interior roller (2) are close to screen cloth (12) is equipped with supporting mechanism, supporting mechanism includes second annular slide rail (9) and bracing piece (11), the outside of roller (2) including second annular slide rail (9) fixed cover is established, the outer wall fixed connection of bracing piece (11) and screen cloth (12), the inner wall of outer roller (1) is fixed and is equipped with second annular draw runner (10), second annular slide rail (9) inboard and second annular draw runner (10) sliding connection.
2. The papermaking suction press roll with stable inner core structure as claimed in claim 1, wherein: the number of the support rods (11) is six, and the six support rods (11) are divided into two groups and fixedly arranged on two sides of the second annular slide rail (9).
3. The papermaking suction press roll with stable inner core structure as claimed in claim 1, wherein: and one end of the support rod (11) far away from the second annular slide rail (9) is fixedly connected with the first annular slide rail (7).
4. The papermaking suction press roll with stable inner core structure as claimed in claim 1, wherein: the outer wall of the outer roller (1) is provided with a plurality of drain holes (13), and the plurality of drain holes (13) are uniformly distributed on the outer wall of the outer roller (1).
5. The papermaking suction press roll with stable inner core structure as claimed in claim 1, wherein: bearing seats (14) are arranged at two ends of the outer roller (1), and two ends of the outer roller (1) are fixedly connected with the side walls of the bearing seats (14).
6. The papermaking suction press roll with stable inner core structure as claimed in claim 5, wherein: the first connecting shaft (4) is rotatably connected with the bearing seat (14), and the second connecting shaft (5) is rotatably connected with the bearing seat (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059099.6U CN213328453U (en) | 2020-09-18 | 2020-09-18 | Papermaking vacuum press roller with stable inner core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059099.6U CN213328453U (en) | 2020-09-18 | 2020-09-18 | Papermaking vacuum press roller with stable inner core structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213328453U true CN213328453U (en) | 2021-06-01 |
Family
ID=76064642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022059099.6U Expired - Fee Related CN213328453U (en) | 2020-09-18 | 2020-09-18 | Papermaking vacuum press roller with stable inner core structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213328453U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111494A (en) * | 2021-10-20 | 2022-03-01 | 江苏正伟印刷有限公司 | Method for measuring printing overprinting precision |
| CN114150523A (en) * | 2021-12-23 | 2022-03-08 | 无锡裕力机械有限公司 | Vacuum water-absorbing couch roll with self-wetting isolation plate |
-
2020
- 2020-09-18 CN CN202022059099.6U patent/CN213328453U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111494A (en) * | 2021-10-20 | 2022-03-01 | 江苏正伟印刷有限公司 | Method for measuring printing overprinting precision |
| CN114150523A (en) * | 2021-12-23 | 2022-03-08 | 无锡裕力机械有限公司 | Vacuum water-absorbing couch roll with self-wetting isolation plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210601 |