CN113564963A - Thermal deformation prevention coating feeding device - Google Patents
Thermal deformation prevention coating feeding device Download PDFInfo
- Publication number
- CN113564963A CN113564963A CN202110946163.9A CN202110946163A CN113564963A CN 113564963 A CN113564963 A CN 113564963A CN 202110946163 A CN202110946163 A CN 202110946163A CN 113564963 A CN113564963 A CN 113564963A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- thermal deformation
- feeding
- lower fixing
- feeding device
- 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.)
- Granted
Links
- 239000011248 coating agent Substances 0.000 title claims abstract description 25
- 238000000576 coating method Methods 0.000 title claims abstract description 25
- 230000002265 prevention Effects 0.000 title claims description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 74
- 239000004917 carbon fiber Substances 0.000 claims abstract description 74
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 68
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
- D21H23/56—Rolls
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G9/00—Other accessories for paper-making machines
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Abstract
Compared with the prior art that the supporting pipe body is made of steel, the supporting pipe body is made of carbon fiber materials, compared with steel, the coating and feeding device is smaller in density, namely smaller in mass under the same structure, smaller in force needed for pushing the coating and feeding device, smaller in thermal expansion coefficient, negligible in change of the external dimension of the supporting pipe body when the environmental temperature changes, and the influence of displacement caused by thermal deformation on feeding is eliminated by the transverse and longitudinal thermal deformation of the feeding pipe device through the guide copper sleeve and the positioning ring. By adopting the two modes, the pressure between the metering device and the glue applying roller surface can not be influenced by thermal deformation.
Description
Technical Field
The invention relates to the technical field of papermaking equipment, in particular to a thermal deformation prevention coating feeding device.
Background
Along with the development of society, the market has higher and higher requirements on the quality of paper products, a feeding pipe device on a coating beam of an original film transfer sizing machine is rigidly connected onto a common steel round pipe, when the external environment temperature changes, the coating beam round pipe is easy to generate thermal deformation to cause the deformation of the feeding pipe device, meanwhile, the feeding pipe device can also generate thermal deformation, the metering device is fixed onto the feeding pipe device, the deformation of the feeding pipe device drives the deformation of the metering device, the linear pressure between the metering device and a roller surface is influenced, the change of the coating amount of paper is further influenced, and the quality of finished paper is finally influenced. When the width of the paper machine is larger, the length of the required supporting pipe body is correspondingly increased, the thermal deformation is larger, the influence of the deformation of the supporting pipe body on a feeding pipe device is larger, and the influence on the quality of paper coating is larger. At present, a method of introducing constant hot water to a supporting pipe body for thermal compensation is adopted, so that the temperature of the supporting device is approximately constant, but the structure is relatively complex, a set of hot water circulation equipment and a control system are required to be added, the using effect is not good, and the thermal deformation of a feeding pipe device cannot be compensated.
Disclosure of Invention
The invention provides a thermal deformation prevention coating feeding device, aiming at solving the problem that the coating quality of finished paper is affected by thermal deformation caused by the change of the external environment temperature.
The object of the invention is achieved in the following way: the utility model provides a thermal deformation prevention coating loading attachment, includes strutting arrangement 1 and loading attachment 2, strutting arrangement 1 is including supporting body 3, and the fixed end plate 4 in 3 both ends of supporting body, its characterized in that: the support tube 3 is made of carbon fiber material.
At least one carbon fiber reinforced ring 22 is arranged on the support tube body 3 made of carbon fiber material between the two end plates 4, and the support tube body 3 and the carbon fiber reinforced ring 22 are made of carbon fiber fabrics.
The carbon fiber reinforcing ring 22 is provided with bolt holes along the axial direction, and the periphery of the bolt holes is extruded carbon fibers.
The inside steel ring flange 21 that sets up in 3 both ends of carbon fiber's support body, steel ring flange 21 external diameter is along circumferencial direction welding fixed pin, and steel ring flange 21 and fixed pin periphery are extruded carbon fiber, and support body 3 passes through steel ring flange 21 and is connected through fixing bolt 13 with both ends board 4.
Set up connecting plate 5 on the carbon fiber reinforcement ring 22, the last joint bar of welding of connecting plate 5, the joint bar is fixed inside carbon fiber reinforcement ring 22, and the joint bar periphery is extruded carbon fiber.
Set up two on the carbon fiber reinforcement ring 22 and go up fixing base 8, set up two fixing base 6 down on the connecting plate 5, set up regulating block 7 on the connecting plate 5 of lower fixing base 6 one side.
The feeding device 2 comprises a feeding pipe 11, and the feeding pipe 11 is provided with a feeding pipe upper fixing plate 18 and a feeding pipe lower fixing plate 19.
The feeding pipe upper fixing plate 18 is provided with a through hole, a guide sleeve 9 is arranged at the through hole, the guide sleeve 9 is connected with the two upper fixing seats 8 through a fixing pin shaft 10, and a gap is reserved between the fixing pin shaft 10 and the guide sleeve 9.
The feeding pipe lower fixing plate 19 is connected with the two lower fixing seats 6 through a fixing pin shaft 10, gaps are reserved between two sides of the feeding pipe lower fixing plate 19 and the two lower fixing seats 6, and a positioning ring 12 is arranged at the gap between the feeding pipe lower fixing plate 19 closest to the carbon fiber reinforcing ring 22 of the end plate 4 and the two lower fixing seats 6.
Compared with the prior art that the supporting pipe body is made of steel, the supporting pipe body is made of carbon fiber materials, compared with steel, the supporting pipe body is smaller in density, namely, smaller in mass under the same structure, smaller in force required for pushing the coating and feeding device, smaller in thermal expansion coefficient, and negligible in change of the appearance size of the supporting pipe body when the environment temperature changes.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is a transverse view of the present invention;
FIG. 3 is a cross-sectional view of the support device;
FIG. 4 is an end view of the support device;
FIG. 5 is a schematic structural diagram of a feeding device;
FIG. 6 is a pre-buried cross-sectional view of the connection plate;
FIG. 7 is a schematic diagram of the pre-embedding of steel flanges at two ends of a support pipe body;
FIG. 8 is an enlarged partial view of the upper mounting bracket;
FIG. 9 is a transverse view of the lower mount;
FIG. 10 is an enlarged partial view of the lower mount;
FIG. 11 is a schematic view of a carbon fiber support tube with screw holes, screw holes and carbon fibers in the vicinity of the screw holes;
FIG. 12 is a schematic view of a carbon fiber support tube with extruded periphery and having screw holes, screw holes and carbon fibers around the screw holes.
The device comprises a supporting device 1, a feeding device 2, a supporting pipe body 3, an end plate 4, a connecting plate 5, a lower fixed seat 6, an adjusting block 7, an upper fixed seat 8, a guide sleeve 9, a fixed pin shaft 10, a feeding pipe 11, a positioning ring 12, a fixed bolt 13, an adjusting bolt 14, a locking nut 15, a sizing roller 16, a rotary fixing point 17, an upper fixed plate of the feeding pipe 18, a lower fixed plate of the feeding pipe 19, a metering device 20, a steel flange 21 and a carbon fiber reinforcing ring 22.
Detailed Description
The present application is not limited to the following examples, and specific implementations may be determined according to the technical solutions and practical situations of the present application.
In the present invention, unless otherwise expressly stated or limited, the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting the invention.
A thermal deformation prevention coating feeding device is shown in figure 1 and comprises a supporting device 1 and a feeding device 2; referring to fig. 2, the supporting device 1 includes a supporting tube 3, the supporting tube 3 is made of carbon fiber material, the supporting tube 3 is shaped as a circular tube or a polygonal tube, preferably, the circular tube is here made of carbon fiber material, two end plates 4 are respectively fixed at two ends of the supporting tube 3, at least one carbon fiber reinforcing ring 22 is arranged on the outer wall of the supporting tube 3 made of carbon fiber material between the two end plates 4, and the number of the carbon fiber reinforcing rings 22 is determined according to the length of the supporting tube 3 and the requirement for supporting in the actual working environment.
The support tube 3 and the carbon fiber reinforcing ring 22 made of carbon fiber are made of carbon fiber fabric.
Set up at least one row of bolt hole on same axial straight line on all carbon fiber reinforcement ring 22 for fixing base 8, this bolt hole periphery is extruded carbon fiber.
The extruded carbon fiber is provided with the bolt holes, and means that the support pipe body 3 made of the carbon fiber is manufactured, if the support pipe body is punched in a formed state, as shown in fig. 11, the carbon fiber at the bolt holes is broken, but if the support pipe body is not formed, a pointed columnar thick rod is used for punching, so that the carbon fiber is extruded and distributed around the thick rod to form the bolt holes, the thick rod is pulled out after forming to form the bolt holes, as shown in fig. 12, the extruded carbon fiber has the advantages that the fibers which are broken do not exist around the bolt holes, the carbon fiber is tightly arranged around the bolt holes, and the strength of the support pipe body 3 is not influenced.
Inside steel ring flange 21 that sets up in 3 both ends of carbon fiber's support body, steel ring flange 21 external diameter is along circumferencial direction welding fixed pin, and steel ring flange 21 and fixed pin periphery are extruded carbon fiber, see figure 4, and support body 3 passes through steel ring flange 21 and is connected through fixing bolt 13 with both ends board 4.
The extruded carbon fibers are fixed in a pre-embedded manner to the fixing pins of the steel flange 21, as shown in fig. 7, that is, the fixing pins are welded to the outer diameter of the steel flange 21 along the circumferential direction, and when the carbon fibers are not formed, the fixing pins and the steel flange 21 are wound inside the support pipe body 3 together, so that the structure of the carbon fiber fabric is not damaged.
Set up connecting plate 5 on the carbon fiber beaded finish 22, the welding joint bar on connecting plate 5, the joint bar is fixed inside carbon fiber beaded finish 22, and the joint bar periphery is extruded carbon fiber, and 5 bottom surfaces of connecting plate paint the structure with 3 contact surfaces of support body and glue.
The extruded carbon fiber is fixed in a pre-embedded manner for the dowel bars on the connecting plate 5, see fig. 6, that is, the dowel bars on the connecting plate 5 are fixed inside the carbon fiber pipe body when the carbon fiber is not formed, and then the connecting plate 5 is welded on the dowel bars.
See fig. 3, the screw hole department of seting up on the carbon fiber reinforcement ring 22 sets up two and goes up fixing base 8, it is preferred, it is "L" type piece to go up fixing base 8, also can set up triangular support and increase support intensity, wherein the bottom surface of "L" is fixed on carbon fiber reinforcement ring 22 through fixing bolt 13, the side of "L" of going up fixing base 8 is parallel arrangement relatively, the space is left in the middle, set up two lower fixing base 6 on the connecting plate 5, it is preferred, lower fixing base 6 is "L" type piece, also can set up triangular support and increase support intensity, wherein the bottom surface of "L" is fixed on connecting plate 5 through fixing bolt 13, the side of "L" of two lower fixing base 6 is parallel arrangement relatively, the space is left in the middle, set up regulating block 7 on the connecting plate 5 of lower fixing base 6 one side.
Referring to fig. 5, the feeding device 2 includes a feeding pipe 11, a feeding pipe upper fixing plate 18 and a feeding pipe lower fixing plate 19 are welded to the feeding pipe 11, and a metering device 20 is mounted on the feeding pipe 11.
Referring to fig. 8, a through hole is formed in a feeding tube upper fixing plate 18, a guide sleeve 9 is arranged at the through hole, a fixing pin shaft 10 penetrates through the guide sleeve 9 to be connected with two upper fixing seats 8, a gap is reserved between the fixing pin shaft 10 and the guide sleeve 9, so that the feeding tube 11 can be fixed, the displacement generated by thermal deformation of the feeding tube 11 due to the rise of the ambient temperature can be compensated, and the constant pressure between the feeding tube 11 and the roller surface of the applicator roller 16 can be ensured.
Referring to fig. 9 and 10, a lower feeding tube fixing plate 19 is provided with a pin shaft hole and is connected with two lower fixing seats 6 through a fixing pin shaft 10, a gap is reserved between two sides of the lower feeding tube fixing plate 19 and the two lower fixing seats 6 along the axial direction of the fixing pin shaft 10, and a positioning ring 12 is arranged at the gap between the lower feeding tube fixing plate 19 closest to one of the carbon fiber reinforcing rings 22 of the end plate 4 and the two lower fixing seats 6, so that the gap is not reserved at the gap, therefore, when the temperature changes in the use process, the joint between the feeding device 2 and the supporting device 1 is transversely positioned along the length direction, and the gap is reserved at other parts, so that the bending deformation caused by thermal expansion is avoided.
An adjusting device is arranged below the lower fixed seat 6: the adjusting block 7 and the lower fixed seat 6 are provided with slotted holes along the axial direction of the adjusting bolt 15, when in initial installation, the fixing bolt 13 and the locking nut 15 of the lower fixed seat 6 are loosened, the fine adjustment of the lower fixed seat 6 in the height direction is realized by adjusting the length of the adjusting bolt 14, because a gap is left between the fixed pin shaft 10 and the guide sleeve 9 in the connection of the upper fixed plate 18 of the feeding pipe and the upper fixed seat 8, make lower fixing base 6 not died by the card for lower fixing base 6 has the basis that can carry out the fine adjustment of height direction, and lower fixing base 6 of each department all can independently be adjusted, even the small deformation appears after guaranteeing metering device 20 installation, also can be through adjusting keeping the straight line in the horizontal, compensate because of the horizontal straightness accuracy error of material loading pipe 11 that processing caused, realize the horizontal even of coating, it can to screw up fixing bolt 13 lock nut 15 after adjusting.
According to the invention, the carbon fiber support pipe body 3 is adopted, compared with a traditional steel round pipe, the density of steel is 7.8g/cm, the density of carbon fiber is 1.7 g/cm, the weight of the support pipe 1 can be reduced by 80% by using the carbon fiber material, when the coating and feeding device needs to be pushed to rotate around the rotating fixed point 17, the required force F is smaller, and the cylinder diameter can be correspondingly reduced when a hydraulic cylinder or an air cylinder is adopted to provide the thrust F.
The thermal expansion coefficient of the common steel material is 12x10-6/° c, the coefficient of thermal expansion of the carbon fiber is 0.2x10-6The carbon fiber has a small thermal expansion coefficient, and when the ambient temperature changes, the change of the self-shape dimension of the support tube body 3 can be ignored, and the transverse straightness of the support tube body 3 cannot be influenced by the self-thermal deformation.
The Young's modulus of ordinary carbon steel is 210GPa, the Young's modulus of carbon fiber is 230-600GPa, the carbon fiber reinforcing ring 22 is arranged at the position where the fixed seat 8 and the connecting plate 5 are installed, and the strength of the supporting position is improved, so that the supporting pipe body 3 made of the carbon fiber has higher rigidity, and the transverse straightness of the supporting pipe body 3 cannot be influenced by self deformation.
By adopting the design of the double fixed hinge bases of the upper fixed hinge base 8 and the lower fixed hinge base 6, a gap exists between the upper fixed plate 18 and the upper fixed base 8 of the feeding pipe, so that the feeding device 2 is guaranteed to generate small displacement along the stress direction of the feeding device 2 when being heated and deformed, and the line pressure between the metering device 20 and the roll surface of the applicator roll 16 is guaranteed not to be influenced by thermal deformation to keep the line pressure constant.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the overall concept of the present invention, and these should also be considered as the protection scope of the present invention.
Claims (9)
1. The utility model provides a thermal deformation prevention coating loading attachment, includes strutting arrangement (1) and loading attachment (2), strutting arrangement (1) is including supporting body (3), and end plate (4), its characterized in that are fixed at supporting body (3) both ends: the supporting pipe body (3) is made of carbon fiber materials.
2. The thermal deformation prevention coating feeding device according to claim 1, characterized in that: at least one carbon fiber reinforced ring (22) is arranged on the support tube body (3) made of carbon fiber materials between the two end plates (4), and the support tube body (3) and the carbon fiber reinforced ring (22) are made of carbon fiber fabrics.
3. The thermal deformation prevention coating feeding device according to claim 2, characterized in that: the carbon fiber reinforcing ring (22) is provided with bolt holes along the axial direction, and the periphery of each bolt hole is extruded carbon fiber.
4. The thermal deformation resistant coating loading apparatus of claim 3, wherein: the carbon fiber support pipe body is characterized in that steel flange plates (21) are arranged inside two ends of the support pipe body (3) made of carbon fiber, the outer diameter of each steel flange plate (21) is welded with a fixed pin along the circumferential direction, extruded carbon fibers are arranged on the peripheries of the steel flange plates (21) and the fixed pin, and the support pipe body (3) is connected with two end plates (4) through the steel flange plates (21) through fixing bolts (13).
5. The thermal deformation prevention coating feeding device according to claim 4, characterized in that: set up connecting plate (5) on carbon fiber reinforcement ring (22), the joint bar is welded on connecting plate (5), and the joint bar is fixed inside carbon fiber reinforcement ring (22), and the joint bar periphery is extruded carbon fiber.
6. The thermal deformation prevention coating feeding device according to claim 5, characterized in that: two upper fixing seats (8) are arranged on the carbon fiber reinforcing ring (22), two lower fixing seats (6) are arranged on the connecting plate (5), and a regulating block (7) is arranged on the connecting plate (5) on one side of each lower fixing seat (6).
7. The thermal deformation prevention coating feeding device according to claim 6, characterized in that: the feeding device (2) comprises a feeding pipe (11), and the feeding pipe (11) is provided with a feeding pipe upper fixing plate (18) and a feeding pipe lower fixing plate (19).
8. The thermal deformation resistant coating loading apparatus of claim 7, wherein: a through hole is formed in the upper fixing plate (18) of the feeding pipe, a guide sleeve (9) is arranged at the through hole, the guide sleeve (9) is connected with the two upper fixing seats (8) through a fixing pin shaft (10), and a gap is reserved between the fixing pin shaft (10) and the guide sleeve (9).
9. The thermal deformation resistant coating loading apparatus of claim 8, wherein: the feeding pipe lower fixing plate (19) is connected with the two lower fixing seats (6) through a fixing pin shaft (10), a gap is reserved between the two sides of the feeding pipe lower fixing plate (19) and the two lower fixing seats (6), and a positioning ring (12) is arranged at the gap between the feeding pipe lower fixing plate (19) which is closest to a carbon fiber reinforcing ring (22) of the end plate (4) and the two lower fixing seats (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110946163.9A CN113564963B (en) | 2021-08-18 | 2021-08-18 | Coating loading attachment of thermal deformation prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110946163.9A CN113564963B (en) | 2021-08-18 | 2021-08-18 | Coating loading attachment of thermal deformation prevention |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113564963A true CN113564963A (en) | 2021-10-29 |
| CN113564963B CN113564963B (en) | 2024-04-19 |
Family
ID=78171948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110946163.9A Active CN113564963B (en) | 2021-08-18 | 2021-08-18 | Coating loading attachment of thermal deformation prevention |
Country Status (1)
| Country | Link |
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| CN (1) | CN113564963B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004005087A1 (en) * | 2004-02-02 | 2005-08-18 | Voith Paper Patent Gmbh | Support beam in fiber-reinforced composite material, used in papermaking machine, has fiber orientations selected to minimize coefficient of thermal expansion |
| CN201324703Y (en) * | 2008-12-12 | 2009-10-14 | 陕西北人印刷机械有限责任公司 | Thermal-deformation preventing device for direct heating pipes of coating machine and compounding machine |
| CN202175889U (en) * | 2010-05-07 | 2012-03-28 | 美卓造纸机械公司 | Curtain coating device for paper web or paperboard web |
| CN204199114U (en) * | 2013-06-14 | 2015-03-11 | 维美德技术有限公司 | For coating or the size applicator of coating processing material on fiber web |
| CN110170418A (en) * | 2019-05-07 | 2019-08-27 | 泉州新日成热熔胶设备有限公司 | A kind of apparatus for coating and avoid the curved method of coating head thermal deformation |
| CN215947735U (en) * | 2021-08-18 | 2022-03-04 | 河南大指造纸装备集成工程有限公司 | Thermal deformation prevention coating feeding device |
-
2021
- 2021-08-18 CN CN202110946163.9A patent/CN113564963B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004005087A1 (en) * | 2004-02-02 | 2005-08-18 | Voith Paper Patent Gmbh | Support beam in fiber-reinforced composite material, used in papermaking machine, has fiber orientations selected to minimize coefficient of thermal expansion |
| CN201324703Y (en) * | 2008-12-12 | 2009-10-14 | 陕西北人印刷机械有限责任公司 | Thermal-deformation preventing device for direct heating pipes of coating machine and compounding machine |
| CN202175889U (en) * | 2010-05-07 | 2012-03-28 | 美卓造纸机械公司 | Curtain coating device for paper web or paperboard web |
| CN204199114U (en) * | 2013-06-14 | 2015-03-11 | 维美德技术有限公司 | For coating or the size applicator of coating processing material on fiber web |
| CN110170418A (en) * | 2019-05-07 | 2019-08-27 | 泉州新日成热熔胶设备有限公司 | A kind of apparatus for coating and avoid the curved method of coating head thermal deformation |
| CN215947735U (en) * | 2021-08-18 | 2022-03-04 | 河南大指造纸装备集成工程有限公司 | Thermal deformation prevention coating feeding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113564963B (en) | 2024-04-19 |
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