CN213133807U - Coating roller - Google Patents
Coating roller Download PDFInfo
- Publication number
- CN213133807U CN213133807U CN202021257102.9U CN202021257102U CN213133807U CN 213133807 U CN213133807 U CN 213133807U CN 202021257102 U CN202021257102 U CN 202021257102U CN 213133807 U CN213133807 U CN 213133807U
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- coating
- coating roller
- roller
- roll
- notches
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- 238000000576 coating method Methods 0.000 title claims abstract description 231
- 239000011248 coating agent Substances 0.000 title claims abstract description 220
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 21
- 239000010959 steel Substances 0.000 abstract description 21
- 229910000976 Electrical steel Inorganic materials 0.000 abstract description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052804 chromium Inorganic materials 0.000 abstract description 10
- 239000011651 chromium Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 8
- 238000004458 analytical method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The utility model discloses a coating roller, coating roller includes: a coating roller fixing member; the upper coating roll is connected with the coating roll fixing part, the upper coating roll is fixed through the coating roll fixing part, the lower coating roll is positioned below the upper coating roll, the surfaces of the upper coating roll and the lower coating roll are provided with notches, and the depth of the notches is gradually reduced from two ends to the middle; and the air cylinder is connected with two ends of the lower coating roller and is used for pressing the lower coating roller upwards to be in contact with the upper coating roller. The technical problems of poor uniformity control and stability of the surface coating of the silicon steel production unit product in the prior art are solved. The method achieves the technical effects of starting from the analysis of the coating process, breaking through the traditional coating roller grooving form by adopting a reasonable technical means, greatly improving the stability and uniformity of the coating, eliminating the difference of the thickness difference of the coating at the edge part and the middle part of the strip steel, eliminating the color difference of the coating, reducing the consumption of the coating liquid and finally reducing the content of free chromium and improving the product quality.
Description
Technical Field
The utility model relates to a non-oriented silicon steel annealing coating technical field, in particular to scribble roller.
Background
The cold-rolled non-oriented silicon steel is an important raw material product in the industries of domestic appliances, small and medium-sized motors, large-sized motors, electronic products and the like, and the quality of the surface coating of the product directly influences the punching sheet, the overlapping assembly, the insulation resistance and the like of a motor or a motor iron core.
With the escalation of consumer products, particularly for grangian, songwanwanbao and overseas consumers, the demands on coating surface color and uniformity are extremely high. Meanwhile, the requirement on environmental protection is higher, and the requirement on the content of free chromium is stricter and must reach below 200 ppm. The uniformity control and stability of the surface coating of the current silicon steel production unit product are poor, and the maximum difference of the thickness of the transverse coating can reach 0.6g/m2, so that on one hand, the color difference exists on the surface of the strip steel, customers complain about the quality, and the market competitiveness of the silicon steel product is greatly reduced; on the other hand, the thick coating part cannot be fully dried and sintered, the free chromium can reach 5000ppm at most, so that part of products cannot be stably supplied, degradation treatment is needed, and the production cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a coating roller for solve among the prior art silicon steel production unit product surface coating homogeneity control and the relatively poor technical problem of stability.
The utility model provides a coating roller, coating roller includes: a coating roller fixing member; the upper coating roll is connected with the coating roll fixing piece and is fixed through the coating roll fixing piece, wherein the surface of the upper coating roll is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle; the lower coating roller is positioned below the upper coating roller, wherein the surface of the lower coating roller is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle; and the air cylinder is connected with two ends of the lower coating roller and is used for pressing the lower coating roller upwards to be in contact with the upper coating roller.
Preferably, the cylinder includes: and the cylinder is connected with the lower coating roller through the cylinder jackscrew.
Preferably, the depth of the notch grooves of the upper coating roller and the lower coating roller is set from two ends to the center in an arc line.
Preferably, the groove depths of the upper coating roller and the lower coating roller are symmetrically arranged in the directions of two ends by taking the center line of the lower coating roller as the center.
Preferably, the upper coating roller and the lower coating roller are identical in structure.
Preferably, the upper coating roll is the same size as the lower coating roll.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, have following one or more technological effect at least:
the embodiment of the utility model provides a pair of scribble the roller, scribble the roller and include: the coating device comprises a coating roller fixing piece, an upper coating roller, a lower coating roller and a cylinder, wherein the upper coating roller is connected with the coating roller fixing piece, the upper coating roller is fixed through the coating roller fixing piece, the lower coating roller is positioned below the upper coating roller, the surfaces of the upper coating roller and the lower coating roller are provided with notches, and the depth of the notches is gradually reduced from two ends to the middle; the cylinder is connected with two ends of the lower coating roller, the cylinder is used for pressing the lower coating roller upwards to be in contact with the upper coating roller, and the strip steel is coated with a coating between the two rollers, so that the coating work of the coating liquid is carried out on the passing strip steel. Because the lower coating roller is stored in a mode of supporting at two ends, when the lower coating roller is used on a machine, the cylinders at two ends are also used for jacking, and the middle part of the lower coating roller is not allowed to have any support, so that the lower coating roller inevitably generates certain bending deformation, as a result, the gap between the upper coating roller and the lower coating roller is large, the gaps at two sides are small, the coatings at two sides of the strip steel are thin, the middle is thick, the depth of the notch grooves of the upper coating roller and the lower coating roller is gradually reduced from two ends to the middle, in the using process, the change of the depth of the notch grooves of the coating roller is exactly offset with the bending deformation of the lower coating roller, the analysis from the coating process is achieved, the reasonable technical means is adopted, the notch groove form of the traditional coating roller is broken through, the novel groove-shaped coating roller is developed, the stability and the uniformity of the coatings are greatly improved, the difference of the thickness of the edges and the middle, thereby thoroughly eliminating the color difference of the strip steel coating, reducing the consumption of coating liquid, finally achieving the purpose of reducing the content of free chromium, improving the technical effect of product quality, and further solving the technical problems of poor uniformity control and stability of the surface coating of the silicon steel production unit product in the prior art.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Fig. 1 is a schematic structural view of a coating roller according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the coating roller notch according to the embodiment of the present invention.
Description of reference numerals: the coating roller fixing part comprises a coating roller fixing part 1, an upper coating roller 2, a lower coating roller 3, an air cylinder 4 and a notch 5.
Detailed Description
The embodiment of the utility model provides a scribble roller has solved the relatively poor technical problem of silicon steel production unit product surface coating homogeneity control and stability among the prior art.
The embodiment of the utility model provides an in technical scheme, the general thinking is as follows:
a coating roller fixing member; the upper coating roll is connected with the coating roll fixing piece and is fixed through the coating roll fixing piece, wherein the surface of the upper coating roll is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle; the lower coating roller is positioned below the upper coating roller, wherein the surface of the lower coating roller is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle; and the air cylinder is connected with two ends of the lower coating roller and is used for pressing the lower coating roller upwards to be in contact with the upper coating roller. The method achieves the technical effects of starting from the analysis of the coating process, adopting reasonable technical means, breaking through the traditional groove carving form of the coating roller, developing a novel groove-shaped coating roller, greatly improving the stability and uniformity of the coating and reducing the content of free chromium.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Fig. 1 is a schematic structural diagram of an application roller according to an embodiment of the present invention, as shown in fig. 1, the application roller includes: coating roller mounting 1, upper coating roller 2, lower coating roller 3, cylinder 4.
The upper coating roller 2 is connected with the coating roller fixing piece 1, and the upper coating roller 2 is fixed through the coating roller fixing piece 1.
Specifically, the upper coating roller 2 is fixed to both ends of the coating roller fixing member 1 via connecting shafts at both ends, respectively, and the upper coating roller 2 is stationary.
The lower coating roller 3 is positioned below the upper coating roller 2, wherein the surfaces of the lower coating roller 3 and the upper coating roller 2 are provided with notches 5, and the depth of the notches 5 becomes shallow gradually from two ends to the middle.
The cylinder 4 is connected with the lower coating roller 3, and the cylinder 4 is used for pressing the lower coating roller 3 upwards to be in contact with the upper coating roller 2.
Further, the depth of the notch 5 of the upper coating roller 2 is arranged from two ends to the center in an arc line.
Further, the cylinder 4 includes: the cylinder 4 is connected with the lower coating roller through the cylinder jackscrew.
Furthermore, the depth of the notch 5 of the lower coating roller 3 is arranged from two ends to the center in an arc line.
Specifically, both ends of the lower coating roll 3 are pressed up by the cylinders 4 at both ends to contact the upper coating roll 2, thereby coating the strip steel passing through with the coating liquid. The strip steel is coated by two roller coaters, because the lower coating roller 3 is stored in a mode of supporting at two ends, when the strip steel is used on a machine, the two ends of the lower coating roller are also jacked by the jackscrews of the cylinders 4 at two ends, and the middle part of the lower coating roller 3 is not allowed to have any support, so that the lower coating roller 3 is inevitably subjected to certain bending deformation, and as a result, the gap between the upper coating roller 2 and the lower coating roller 3 is large, the gaps at two sides are small, and the coatings at two sides of the strip steel are thin, and the middle of the strip steel is. Utilize the utility model discloses scribble the roller, as shown in figure 2, the grooving 5 degree of depth of scribbling roller 2 and lower roller 3 on it is circular-arc, like this in the use, scribble the change of the roller grooving 5 degree of depth and just in time want to offset with scribbling the roller bending deformation, guarantee the homogeneity of coating weight. Thereby solving the technical problems of poor uniformity control and stability of the surface coating of the silicon steel production unit product in the prior art. The method achieves the technical effects of starting from the analysis of the coating process, adopting reasonable technical means, breaking through the traditional grooving form of the coating roller, developing a novel grooved coating roller, greatly improving the stability and uniformity of the coating, eliminating the difference of the thickness difference between the edge part and the middle part of the strip steel coating, improving the transverse uniformity of the coating, and finally achieving the purpose of reducing the content of free chromium because the coating is stable and uniform.
Furthermore, the depth of the notch 5 of the upper coating roller 2 is symmetrically arranged towards two ends by taking the central line of the lower coating roller as the center.
Furthermore, the depths of the notches 5 of the lower coating roller 3 are symmetrically arranged towards the two ends by taking the central line of the lower coating roller as the center.
Further, the upper coating roller 2 and the lower coating roller 3 are identical in structure.
Further, the upper coating roller 2 is the same size as the lower coating roller 3.
Specifically, the upper coating roll 2 and the lower coating roll 3 can be improved by arranging the notch 5 in an arc shape, so that the gap between the upper coating roll and the lower coating roll can be adjusted, the uniformity of the coating on the surface of the strip steel can be improved, and the upper coating roll and the lower coating roll are preferably arranged in an arc shape by adopting the notch 5, so that the uniformity of the gap between the upper coating roll 2 and the lower coating roll 3 can be ensured, and the coating rolls can uniformly coat the surface of the strip steel.
Additionally, through the embodiment of the utility model provides an in the actual use of coming into operation of certain iron and steel plant produced beneficial effect: the embodiment of the utility model is suitable for non-oriented silicon steel annealing coating unit, and the coating thickness is from 0.5-2.0g/m2 full cover, through the research to the coating technology, carries out reasonable design from the roller coating groove type, can reduce free chromium content, reaches the environmental protection requirement; but also can reduce the consumption of the coating roller and the coating liquid and reduce the production cost. Greatly improves the surface uniformity of the coating, and the maximum deviation from the previous stage is 0.6g/m2Improved to 0.1g/m2The chromatic aberration is eliminated completely, and the consumption of coating liquid is reduced; the content of free chromium on the surface of the finished product is reduced to be less than 100ppm from 2000ppm, the reduction of income caused by degraded products is effectively avoided (the sale price of the degraded products is reduced by 300 yuan/ton), and meanwhile, the product can meet the use requirements of higher-end customers, including foreign users, the brand effect of first steel is improved, and the market competitiveness is increased. The uniformity of the coating thickness is greatly improved, and the defect of surface color difference is thoroughly eliminated. Meanwhile, because the coating does not have an ultra-thick part, the surface coating of the strip steel can completely and fully react at a certain drying temperature, so that the content of free chromium in the product is greatly reduced, and the requirement of environmental protection is met.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, have following one or more technological effect at least:
the embodiment of the utility model provides a pair of scribble the roller, scribble the roller and include: the coating device comprises a coating roller fixing piece, an upper coating roller, a lower coating roller and a cylinder, wherein the upper coating roller is connected with the coating roller fixing piece, the upper coating roller is fixed through the coating roller fixing piece, the lower coating roller is positioned below the upper coating roller, the surfaces of the upper coating roller and the lower coating roller are provided with notches, and the depth of the notches is gradually reduced from two ends to the middle; the cylinder is connected with two ends of the lower coating roller, the cylinder is used for pressing the lower coating roller upwards to be in contact with the upper coating roller, and the strip steel is coated with a coating between the two rollers, so that the coating work of the coating liquid is carried out on the passing strip steel. Because the lower coating roller is stored in a mode of supporting at two ends, when the lower coating roller is used on a machine, the cylinders at two ends are also used for jacking, and the middle part of the lower coating roller is not allowed to have any support, so that the lower coating roller inevitably generates certain bending deformation, as a result, the gap between the upper coating roller and the lower coating roller is large, the gaps at two sides are small, the coatings at two sides of the strip steel are thin, the middle part is thick, the depth of the notch of the lower coating roller is gradually reduced from two ends to the middle part, in the using process, the change of the notch depth of the coating roller is exactly offset with the bending deformation of the lower coating roller, the analysis from the beginning of the coating process is achieved, the reasonable technical means is adopted, the notch form of the traditional coating roller is broken through, the novel notch roller of the trough type coating roller is developed, the stability and the uniformity of the coatings are greatly improved, the difference of the thickness of the coatings at the edge, thereby thoroughly eliminating the color difference of the strip steel coating, reducing the consumption of coating liquid, finally achieving the purpose of reducing the content of free chromium, improving the technical effect of product quality, and further solving the technical problems of poor uniformity control and stability of the surface coating of the silicon steel production unit product in the prior art.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. An applicator roll, characterized in that it comprises:
a coating roller fixing member;
the upper coating roll is connected with the coating roll fixing piece and is fixed through the coating roll fixing piece, wherein the surface of the upper coating roll is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle;
the lower coating roller is positioned below the upper coating roller, wherein the surface of the lower coating roller is provided with notches, and the depth of the notches gradually becomes shallow from two ends to the middle;
and the air cylinder is connected with two ends of the lower coating roller and is used for pressing the lower coating roller upwards to be in contact with the upper coating roller.
2. The applicator roll according to claim 1, wherein the cylinder comprises:
and the cylinder is connected with the lower coating roller through the cylinder jackscrew.
3. The applicator roll according to claim 1, wherein the groove depths of the upper and lower applicator rolls are arranged in a circular arc from the ends to the center.
4. The coating roller of claim 3 wherein the groove depths of the upper and lower coating rollers are symmetrically disposed about the center line of the upper and lower coating rollers toward either end.
5. The applicator roll of claim 1, wherein the upper roll is identical in construction to the lower roll.
6. The applicator roll of claim 1, wherein the upper roll is the same size as the lower roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021257102.9U CN213133807U (en) | 2020-06-30 | 2020-06-30 | Coating roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021257102.9U CN213133807U (en) | 2020-06-30 | 2020-06-30 | Coating roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213133807U true CN213133807U (en) | 2021-05-07 |
Family
ID=75728915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021257102.9U Active CN213133807U (en) | 2020-06-30 | 2020-06-30 | Coating roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213133807U (en) |
-
2020
- 2020-06-30 CN CN202021257102.9U patent/CN213133807U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 064400 No. 025 Zhao'an Street, Qian'an Economic Development Zone, Tangshan City, Hebei Province Patentee after: Shougang Zhixin Electromagnetic Materials (Qian'an) Co.,Ltd. Country or region after: China Address before: 064400 No. 025, Zhao an street, western industrial area, Qian'an, Tangshan City, Hebei Patentee before: SHOUGANG ZHIXIN QIAN'AN ELECTROMAGNETIC MATERIALS Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |