CN110592993B - Automatic calendering device is used in inorganic paper production - Google Patents
Automatic calendering device is used in inorganic paper production Download PDFInfo
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- CN110592993B CN110592993B CN201910880532.1A CN201910880532A CN110592993B CN 110592993 B CN110592993 B CN 110592993B CN 201910880532 A CN201910880532 A CN 201910880532A CN 110592993 B CN110592993 B CN 110592993B
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- calendering
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- roller
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- 238000003490 calendering Methods 0.000 title claims abstract description 204
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 230000001050 lubricating effect Effects 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims description 37
- 230000003139 buffering effect Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 239000000314 lubricant Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
- D21F3/02—Wet presses
- D21F3/08—Pressure rolls
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Abstract
The invention relates to the field of inorganic paper manufacturing equipment, and discloses an automatic calendering device for producing inorganic paper, which utilizes the difference of rotation speed, when the inorganic paper is calendered, the pressure between an upper calendering roller and a lower calendering roller is simultaneously calendered, the difference of rotation speed enables the upper part and the lower part of the inorganic paper in the thickness direction to generate slippage along the calendering running direction, so as to improve the extension performance of the pressure delay of the inorganic paper, a rotating buffer mechanism can adjust and buffer the instantaneous rotation speed of the upper calendering roller or the lower calendering roller, prevent the inorganic paper from being broken during calendering, improve the continuity and stability of production, clear up the hidden arrangement mode of a lubricating block, cannot influence the calendering process, cannot occupy too much space, in addition, the invention has simple and convenient roll gap adjustment and utilizes locking and a wedge-shaped locking gauge block to carry out locking, the stability after production is convenient to debug.
Description
Technical Field
The invention relates to the technical field of inorganic paper manufacturing equipment, in particular to an automatic calendering device for inorganic paper production.
Background
The inorganic paper needs to be calendered by a calendering device in the manufacturing process, the traditional calender generally realizes calendering extension and advancing by using the pressure and relative rotating force between an upper calendering roller and a lower calendering roller, and the rotating speed between the upper calendering roller and the lower calendering roller is the same, so that the smooth advancing operation of the inorganic paper is realized, and the problem of paper breakage in the calendering process is prevented. However, this kind of mode relies on the pressure between last calendering roller and the lower calendering roller to come familiar with calendering extension completely, because paper thickness often is inhomogeneous before the calendering, in calendering process, not only the thickness is inhomogeneous easily to appear, and the position that the thickness is thicker appears gathering by too big pressure compaction in calendering process in addition, and it is not good in fact to prolong the effect, leads to the paper gas permeability poor, and it is serious to appear the tubercle phenomenon, and under the condition that the pressure size is different, make the paper surface fold easily appear, influence the paper performance. In addition, paper pulp can be adhered to the compression roller under the condition of overlarge pressure, so that the manufactured paper surface is uneven, and the quality of inorganic paper is reduced.
The invention provides an automatic calendering device for producing inorganic paper, which aims to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide an automatic calendering device for producing inorganic paper, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic calendering device for producing inorganic paper, which comprises a frame mechanism, an upper calendering roller, a lower calendering roller, a roller gap adjusting mechanism and a cleaning lubricating block, wherein the gap between the upper calendering roller and the lower calendering roller is adjusted by the roller gap adjusting mechanism and is arranged on the frame mechanism, and the axial directions of the upper calendering roller and the lower calendering roller are arranged in parallel,
the cleaning lubricating block is arranged on the front side or the rear side of the upper calendering roll and the lower calendering roll;
the cleaning lubricating block can reciprocate along the axial direction of the upper calendering roll or the lower calendering roll so as to clean and lubricate the calendering roll surface of the upper calendering roll or the lower calendering roll;
an accommodating groove is formed in one side, corresponding to the cleaning and lubricating block, of the rack mechanism, and the cleaning and lubricating block can be hidden in the accommodating groove;
the device also comprises a drive and controller, wherein the drive and controller controls the upper calendering roll and the lower calendering roll to rotate in opposite rotating directions, and the rotating speeds of the upper calendering roll and the lower calendering roll are different, so that a certain rotating speed difference is formed between the upper calendering roll and the lower calendering roll;
in the calendering operation of the inorganic paper, the rotation speed difference causes slippage between the upper portion and the lower portion in the thickness direction of the inorganic paper in the direction along the running direction of calendering while pressure calendering between the upper calender roll and the lower calender roll.
Further, preferably, at least one of the upper calender roll or the lower calender roll further has a rotation buffering mechanism capable of adjusting and buffering an instantaneous rotation speed of the upper calender roll or the lower calender roll so as to prevent the inorganic paper from being broken when calendering.
Further, as preferred, at least one in last calendering roller or the lower calendering roller includes interior rigidity roller, outer buffering calendering roller, wherein, interior rigidity roller shell is located in the outer buffering calendering roller, just it is located to rotate buffer gear between interior rigidity roller and the outer buffering calendering roller, it can make to rotate buffer gear outer buffering calendering roller by interior rigidity roller drive rotates, just it can make to rotate buffer gear interior rigidity roller, outer buffering calendering roller reciprocate relative rotation in certain angular range.
Preferably, the rotating buffer mechanism includes an outer limiting sliding column, an inner limiting sliding column and an elastic member, wherein a plurality of inner limiting sliding columns extending along the radial direction of the inner limiting sliding column are circumferentially arrayed on the outer peripheral surface of the inner rigid roller, a plurality of outer limiting sliding columns extending along the radial direction of the outer buffering calendering roller are circumferentially arrayed on the inner peripheral surface of the outer buffering calendering roller, the end of each inner limiting sliding column abuts against and is slidably connected to the inner peripheral surface of the outer buffering calendering roller, the end of each outer limiting sliding column abuts against and is slidably connected to the outer peripheral surface of the inner rigid roller, and the elastic member is arranged between the adjacent outer limiting sliding column and the adjacent inner limiting sliding column.
Further, preferably, the inner circumference of the outer buffer calender roll is coated with an outer sliding wear-resistant layer, and the outer circumference of the inner rigid roll is coated with an inner sliding wear-resistant layer.
Further, as preferred, frame mechanism includes base, first frame, second frame and upper supporting frame, wherein, the up end of base is provided with parallel and vertical interval setting's first frame and second frame, the support setting that upper calendering roller and lower calendering roller all can reciprocate is in on first frame, the second frame, first frame with be provided with between the top of second frame upper supporting frame.
Further, as preferred, the both ends of going up the calendering roller are supported and are set up in the upper bearing frame, the both ends of calendering roller are supported and are set up down in the step, bolster bearing housing and step are by gliding setting is in from top to bottom in roll gap adjustment mechanism in first frame, the second frame, just still be provided with between bolster bearing housing and the step and stretch into and stretch out the locking gage block of card income, the locking gage block is the wedge.
Preferably, the roller gap adjusting mechanism drives the upper bearing seat and the lower bearing seat to move in opposite directions by adopting a motor lead screw mechanism, and locking nuts matched with the lead screw are arranged above the upper bearing seat and below the lower bearing seat.
Preferably, one side of the cleaning lubricant block, which faces the upper calendering roll and the lower calendering roll, is provided with an upper cambered surface and a lower cambered surface, the upper cambered surface is tightly attached to the outer peripheral surface of the upper calendering roll, and the lower cambered surface is tightly attached to the outer peripheral surface of the lower calendering roll.
Preferably, the cleaning lubricant block is driven to move horizontally by a motor screw rod driving mechanism arranged on the frame, and the screw rod is positioned at the lower side of the lower calendering roller.
Compared with the prior art, the invention has the beneficial effects that:
(1) the upper calendering roll and the lower calendering roll have different rotating speeds, so that a certain rotating speed difference can be effectively formed between the upper calendering roll and the lower calendering roll, and the rotating speed difference is utilized to enable the upper part and the lower part of the inorganic paper in the thickness direction to slide along the calendering running direction while the upper calendering roll and the lower calendering roll are subjected to pressure calendering during the calendering operation of the inorganic paper, so that the extension performance of the calendering time delay of the inorganic paper is improved, and the part with excessively thick thickness can be extended and thinned by utilizing the sliding performance without too high pressure, and the calendering performance and the paper leveling performance are improved;
(2) at least one of the upper calendering roller or the lower calendering roller is also provided with a rotating buffer mechanism, so that the rotating buffer mechanism can adjust and buffer the instantaneous rotating speed of the upper calendering roller or the lower calendering roller, the inorganic paper is prevented from being broken during calendering, the continuity and the stability of production are improved, the rotating buffer mechanism is simple in structure, and the structural design is adopted, so that the control difficulty can be effectively reduced, and the reliability is improved;
(3) the cleaning lubricating block is arranged, so that slurry adhered to the compression roller in the production process can be cleaned, the problem that the surface of manufactured inorganic paper is uneven due to the fact that the surface of the compression roller is uneven is solved, the production quality of the inorganic paper is reduced, the product quality of the inorganic paper is guaranteed, the hidden arrangement mode of the cleaning lubricating block does not affect the calendering process and does not occupy too much space, in addition, the roller gap adjusting device is simple and convenient to adjust, and the locking and wedge-shaped locking gauge blocks are used for locking, so that the post-production stability can be adjusted conveniently.
Drawings
FIG. 1 is a schematic structural view of an automatic calendering apparatus for producing inorganic paper;
FIG. 2 is a schematic view of the rotating structure of an upper calendering roller and a lower calendering roller of a feeding device of an automatic calendering device for producing inorganic paper;
FIG. 3 is a schematic diagram of a structure of a cleaning block driving in an automatic calendering device for producing inorganic paper.
Fig. 4 is a partially enlarged structural schematic diagram of a rotary buffering mechanism of an automatic calendering device for producing inorganic paper.
Detailed Description
Referring to fig. 1 to 4, in the embodiment of the present invention, an automatic calendering device for producing inorganic paper includes a frame mechanism, an upper calendering roller 7, a lower calendering roller 6, a roller gap adjusting mechanism, and a cleaning lubricant block 24, wherein an adjustable gap between the upper calendering roller 7 and the lower calendering roller 6 is set on the frame mechanism by using the roller gap adjusting mechanism, and the axial directions of the upper calendering roller 7 and the lower calendering roller 6 are set in parallel, and the cleaning lubricant block 24 is set on the front side or the rear side of the upper calendering roller 7 and the lower calendering roller 6; the cleaning lubricant block 24 can reciprocate along the axial direction of the upper calender roll 7 or the lower calender roll 6 so as to clean and lubricate the calender roll surface of the upper calender roll 7 or the lower calender roll 6; an accommodating groove 29 is further formed in one side, corresponding to the cleaning and lubricating block, of the rack mechanism, and the cleaning and lubricating block 24 can be hidden in the accommodating groove; the device also comprises a driving and controlling device, wherein the driving and controlling device controls the upper calendering roll 7 and the lower calendering roll 6 to rotate in opposite rotating directions, and the rotating speeds of the upper calendering roll and the lower calendering roll are different, so that a certain rotating speed difference exists between the upper calendering roll 7 and the lower calendering roll 6; specifically, as one mode, the upper calender roll 7 and the lower calender roll 6 are driven by driving motors, the driving motors are connected with the upper calender roll 7 and the lower calender roll 6 through a gear transmission mechanism, and the rotation speed difference between the upper calender roll 7 and the lower calender roll 6 is controlled through the gear ratio of the gear transmission mechanism. Alternatively, the upper calender roll 7 and the lower calender roll 6 may be driven by two motors, respectively, and the setting of the rotation speed ratio may be realized by controlling the two motors. Generally, the ratio of the rotating speed of the upper calendering roll 7 to the rotating speed of the lower calendering roll 6 is between 0.95 and 1.05.
In the calendering operation of the inorganic paper, the rotation speed difference causes slippage between the upper portion and the lower portion in the thickness direction of the inorganic paper in the direction along the running direction of calendering while pressure calendering between the upper calender roll and the lower calender roll.
In this embodiment, at least one of the upper calender roll 7 or the lower calender roll 6 further has a rotation buffering mechanism 73 capable of adjusting and buffering the instantaneous rotation speed of the upper calender roll 7 or the lower calender roll 6 so as to prevent the inorganic paper from being broken when calendering.
As a preferred embodiment, at least one of the upper calendering roll 7 or the lower calendering roll 6 includes an inner rigid roll 72 and an outer buffer calendering roll 71, wherein the inner rigid roll 72 is sleeved inside the outer buffer calendering roll 71, the rotating buffer mechanism 73 is located between the inner rigid roll 72 and the outer buffer calendering roll 71, the rotating buffer mechanism 73 can enable the outer buffer calendering roll 71 to be driven to rotate by the inner rigid roll, and the rotating buffer mechanism can enable the inner rigid roll 72 and the outer buffer calendering roll 71 to reciprocally rotate within a certain angle range.
The rotating buffer mechanism 73 includes an outer limiting sliding column 731, an inner limiting sliding column 732, and an elastic member 733, wherein a plurality of inner limiting sliding columns 732 extending along the radial direction are circumferentially arranged on the outer peripheral surface of the inner rigid roller 72, a plurality of outer limiting sliding columns 731 extending along the radial direction are circumferentially arranged on the inner peripheral surface of the outer buffer calendering roller 71, the end of the inner limiting sliding column abuts against and is slidably connected to the inner peripheral surface of the outer buffer calendering roller 71, the end of the outer limiting sliding column 731 abuts against and is slidably connected to the outer peripheral surface of the inner rigid roller 72, and the elastic member 733 is disposed between the adjacent outer limiting sliding column 731 and the inner limiting sliding column 732.
In the present invention, the outer buffer calender roll 71 is coated on its inner circumference with an outer sliding wear layer 734 and the inner rigid roll is coated on its outer circumference with an inner sliding wear layer 735.
The frame mechanism includes base 1, first frame 4, second frame 12 and upper support frame 11, wherein, the up end of base 1 is provided with parallel and vertical interval setting's first frame and second frame, the support setting that upward calendering roller 7 and lower calendering roller 6 all can reciprocate is in on first frame, the second frame, first frame with be provided with between the top of second frame upper support frame 11.
The two ends of the upper calendering roll 7 are supported and arranged in the upper bearing seat 8, the two ends of the lower calendering roll 6 are supported and arranged in the lower bearing seat 3, the upper bearing seat and the lower bearing seat are arranged on the first rack 4 and the second rack 12 in a vertically sliding mode through the roll gap adjusting mechanism, a locking gauge block 27 capable of being stretched into and extending out of the lower bearing seat is further arranged between the upper bearing seat and the lower bearing seat, and the locking gauge block 27 is a wedge-shaped block.
In addition, for the reliability and stability of production after debugging, roll gap adjustment mechanism adopts motor lead screw mechanism drive go up between bearing housing and the step, just the top of last bearing housing 8 and the below of step all be provided with lead screw complex lock nut 28, and is concrete, roll gap adjustment mechanism's motor lead screw mechanism include roll gap motor 10, accurate lead screw 5, wherein, be provided with vertical extension's direction spout 9 in first frame and the second frame, go up bearing housing and step and all lead gliding setting from top to bottom in the direction spout, and screw-thread fit between accurate lead screw 5 and last bearing housing, the step, and the upper and lower part of accurate lead screw sets up the screw thread that turns to the difference respectively, lock nut screw thread connection cover is established on the accurate lead screw.
In the invention, one side of the cleaning lubricant block 24 facing the upper calendering roll and the lower calendering roll is provided with an upper cambered surface and a lower cambered surface, the upper cambered surface is tightly attached to the outer peripheral surface of the upper calendering roll, and the lower cambered surface is tightly attached to the outer peripheral surface of the lower calendering roll.
The cleaning lubricating block 24 adopts a motor screw rod driving mechanism arranged on the rack to drive horizontal movement, the screw rod is positioned on the lower side of the lower calendering roller, the motor screw rod driving mechanism for cleaning the lubricating block 24 comprises a cleaning motor 23 and a cleaning screw rod 2, one end of the cleaning screw rod 2 is in driving connection with the cleaning motor, the cleaning screw rod is in driving connection with a bottom nut seat 26 of the cleaning lubricating block 24 in a threaded manner, the cleaning motor 23 drives the cleaning lubricating block 24 to reciprocate through the rotation of the cleaning screw rod 2, and the cleaning motor 23 is arranged on the base 1 through a motor frame 14.
The upper calendering roll and the lower calendering roll have different rotating speeds, so that a certain rotating speed difference can be effectively formed between the upper calendering roll and the lower calendering roll, and the rotating speed difference is utilized to enable the upper part and the lower part of the inorganic paper in the thickness direction to slide along the calendering running direction while the upper calendering roll and the lower calendering roll are subjected to pressure calendering during the calendering operation of the inorganic paper, so that the extension performance of the calendering time delay of the inorganic paper is improved, and the part with excessively thick thickness can be extended and thinned by utilizing the sliding performance without too high pressure, and the calendering performance and the paper leveling performance are improved; at least one of the upper calendering roller or the lower calendering roller is also provided with a rotating buffer mechanism, so that the rotating buffer mechanism can adjust and buffer the instantaneous rotating speed of the upper calendering roller or the lower calendering roller, the inorganic paper is prevented from being broken during calendering, the continuity and the stability of production are improved, the rotating buffer mechanism is simple in structure, and the structural design is adopted, so that the control difficulty can be effectively reduced, and the reliability is improved; the cleaning lubricating block is arranged, so that slurry adhered to the compression roller in the production process can be cleaned, the problem that the surface of manufactured inorganic paper is uneven due to the fact that the surface of the compression roller is uneven is solved, the production quality of the inorganic paper is reduced, the product quality of the inorganic paper is guaranteed, the hidden arrangement mode of the cleaning lubricating block does not affect the calendering process and does not occupy too much space, in addition, the roller gap adjusting device is simple and convenient to adjust, and the locking and wedge-shaped locking gauge blocks are used for locking, so that the post-production stability can be adjusted conveniently.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. An automatic calendering device for producing inorganic paper comprises a frame mechanism, an upper calendering roller (7), a lower calendering roller (6), a roller gap adjusting mechanism and a cleaning lubricating block (24), wherein the gap between the upper calendering roller (7) and the lower calendering roller (6) can be adjusted by the roller gap adjusting mechanism and is arranged on the frame mechanism, and the axial directions of the upper calendering roller (7) and the lower calendering roller (6) are arranged in parallel,
the cleaning lubricating block (24) is arranged on the front side or the rear side of the upper calendering roll (7) and the lower calendering roll (6);
the cleaning lubricating block (24) can reciprocate along the axial direction of the upper calendering roll (7) or the lower calendering roll (6) so as to clean and lubricate the calendering roll surface of the upper calendering roll (7) or the lower calendering roll (6);
an accommodating groove (29) is further formed in one side, corresponding to the cleaning and lubricating block, of the rack mechanism, and the cleaning and lubricating block (24) can be hidden in the accommodating groove;
the device also comprises a drive and controller, wherein the drive and controller controls the upper calendering roll (7) and the lower calendering roll (6) to rotate in opposite rotating directions, and the rotating speeds of the upper calendering roll and the lower calendering roll are different, so that a certain rotating speed difference exists between the upper calendering roll (7) and the lower calendering roll (6);
in the calendering operation of the inorganic paper, the rotation speed difference causes slippage between the upper portion and the lower portion in the thickness direction of the inorganic paper in the direction along the running direction of calendering while pressure calendering between the upper calender roll and the lower calender roll.
2. The automatic calendering apparatus for inorganic paper production according to claim 1, wherein at least one of the upper calender roll (7) or the lower calender roll (6) further has a rotational buffer mechanism (73) which can adjust and buffer the instantaneous rotational speed of the upper calender roll (7) or the lower calender roll (6) so as to prevent the inorganic paper from being broken during calendering.
3. The automatic calendering device for producing inorganic paper according to claim 2, wherein at least one of the upper calendering roll (7) or the lower calendering roll (6) comprises an inner rigid roll (72) and an outer buffer calendering roll (71), wherein the inner rigid roll (72) is sleeved in the outer buffer calendering roll (71), the rotating buffer mechanism (73) is positioned between the inner rigid roll (72) and the outer buffer calendering roll (71), the rotating buffer mechanism (73) can drive the outer buffer calendering roll (71) to rotate by the inner rigid roll, and the rotating buffer mechanism can drive the inner rigid roll (72) and the outer buffer calendering roll (71) to rotate reciprocally and relatively within a certain angle range.
4. The automatic calendering apparatus for inorganic paper production according to claim 3, the rotating buffer mechanism (73) comprises an outer limiting sliding column (731), an inner limiting sliding column (732) and an elastic piece (733), wherein, a plurality of inner limiting sliding columns (732) extending along the radial direction of the inner rigid roller (72) are arranged on the peripheral surface of the inner rigid roller in a circumferential array, a plurality of outer limiting sliding columns (731) extending along the radial direction of the outer buffering calendering roll (71) are arranged on the inner circumferential surface of the outer buffering calendering roll in a circumferential array manner, the end part of the inner limiting sliding column is abutted and slidably connected to the inner circumferential surface of the outer buffer calendering roller (71), the end part of the outer limiting sliding column (731) is abutted against and slidably connected to the outer circumferential surface of the inner rigid roller (72), and the elastic part (733) is arranged between the adjacent outer limiting sliding column (731) and the inner limiting sliding column (732).
5. The automatic calendering apparatus for inorganic paper production according to claim 4, wherein the outer buffer calendering roll (71) is coated with an outer sliding wear layer (734) on the inner circumference and the inner rigid roll is coated with an inner sliding wear layer (735) on the outer circumference.
6. The automatic calendering device for producing inorganic paper according to claim 1, wherein the frame mechanism comprises a base (1), a first frame (4), a second frame (12) and an upper support frame (11), wherein the first frame and the second frame are arranged on the upper end surface of the base (1) in parallel and vertically at intervals, the upper calendering roller (7) and the lower calendering roller (6) can move up and down and are supported on the first frame and the second frame, and the upper support frame (11) is arranged between the top of the first frame and the top of the second frame.
7. The automatic calendering device for producing inorganic paper according to claim 6, wherein the two ends of the upper calendering roll (7) are supported and arranged in an upper bearing seat (8), the two ends of the lower calendering roll (6) are supported and arranged in a lower bearing seat (3), the upper bearing seat and the lower bearing seat are both arranged on the first rack (4) and the second rack (12) in a manner that the roller gap adjusting mechanism slides up and down, a locking gauge block (27) which can be inserted into and extend out of the lower bearing seat is further arranged between the upper bearing seat and the lower bearing seat, and the locking gauge block (27) is a wedge-shaped block.
8. The automatic calendering apparatus for producing inorganic paper according to claim 7, wherein the roller gap adjusting mechanism adopts a motor screw mechanism to drive the upper bearing seat and the lower bearing seat to move in opposite directions, and a locking nut (28) matched with the screw is arranged above the upper bearing seat (8) and below the lower bearing seat.
9. The automatic calendering apparatus for inorganic paper production according to claim 7, wherein the side of the cleaning lubricant block (24) facing the upper calendering roll and the lower calendering roll is provided with an upper cambered surface and a lower cambered surface, the upper cambered surface is tightly attached to the outer peripheral surface of the upper calendering roll, and the lower cambered surface is tightly attached to the outer peripheral surface of the lower calendering roll.
10. The automatic calendering apparatus for producing inorganic paper according to claim 9, wherein the cleaning lubricant block (24) is driven to move horizontally by a motor screw driving mechanism provided on a frame, and the screw is positioned at the lower side of the lower calendering roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910880532.1A CN110592993B (en) | 2019-09-18 | 2019-09-18 | Automatic calendering device is used in inorganic paper production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910880532.1A CN110592993B (en) | 2019-09-18 | 2019-09-18 | Automatic calendering device is used in inorganic paper production |
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| CN110592993A CN110592993A (en) | 2019-12-20 |
| CN110592993B true CN110592993B (en) | 2020-12-01 |
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| JP6822708B1 (en) | 2020-03-25 | 2021-01-27 | 株式会社Ｉｔｏｉ生活文化研究所 | Composite paper yarn, the manufacturing apparatus, and the manufacturing method |
| CN112692076A (en) * | 2020-12-30 | 2021-04-23 | 浙江传播者金属装饰材料有限公司 | Rolling mill with working roll changing mechanism |
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| CN108405626A (en) * | 2018-01-29 | 2018-08-17 | 南京航空航天大学 | A kind of roll dislocation self-checking device for the asymmetric milling train of slab |
| CN208323982U (en) * | 2018-04-23 | 2019-01-04 | 镇江恒昌彩艺科技有限公司 | Pressurizing unit is used in a kind of height-adjustable PVC floor film production |
| CN208881022U (en) * | 2018-07-19 | 2019-05-21 | 杭州汇雅腾鞋业有限公司 | A kind of five rod calenders that can be cleaned automatically |
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|---|---|
| CN110592993A (en) | 2019-12-20 |
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