CN214637735U - Drum type double-sided plate coating machine - Google Patents
Drum type double-sided plate coating machine Download PDFInfo
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- CN214637735U CN214637735U CN202022947599.3U CN202022947599U CN214637735U CN 214637735 U CN214637735 U CN 214637735U CN 202022947599 U CN202022947599 U CN 202022947599U CN 214637735 U CN214637735 U CN 214637735U
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Abstract
The utility model discloses a two-sided coating machine of drum-type, set up coating roller, coating roller rotary drive subassembly and interval on the roller seat including roller seat, rotation and set up in the grid stock guide of coating roller roll surface one side, the roll surface of coating roller forms the fill-up contained angle with the discharge end combination of grid stock guide, and the discharge gate of lead plaster fill sets up with the fill-up contained angle relatively, still puts the roll subassembly including coating paper, and the interval between the roll surface of coating roller and the grid stock guide is used for wearing to establish coating paper. The roll surface of a coating plate roll in the drum type coating machine is used as a bearing surface of coating paper, a continuous grid is guided onto the roll surface through a grid guide plate, a filling included angle is formed between the discharge end of the grid guide plate and the roll surface of the coating plate roll, lead plaster is extruded to the back surface from the front surface of the continuous grid and is attached to the surface of the grid, the lead plaster on the front surface and the back surface of the grid is compact, the coating thickness is uniform and consistent, and the residual plaster on the edge of the grid is less; in the plate coating process, the plate coating roller and the plate coating paper are synchronously rotated, so that the breakage rate is low.
Description
Technical Field
The utility model relates to a lead acid battery production facility technical field, concretely relates to two-sided coating machine of drum-type.
Background
The plate coating refers to coating and coating lead plaster on the surface of a grid, and the common operation mode is that the lead plaster is pressurized to the grid at a certain pressure on the front surface of a continuous grid and is discharged, the lead plaster penetrates through a through hole in the grid to the back surface of the grid, a lead plaster layer with a certain thickness is formed on the back surface of the grid, and the coating thickness of the lead plaster is controlled through a scraper and the like.
The prior art plate coating machine for continuous grids comprises two types according to the position of a lead paste hopper, one is described in CN202460941U, and the lead paste hopper is arranged between two ends of a conveying belt, and the defects of the mode are that: the position of the stainless steel plate is fixed, the coating paper and the coating plate belt are continuously fed, and the stainless steel plate is easy to damage the coating paper, so that the coating paper is broken or partially damaged; in addition, the steel belt can deform or have insufficient tension after being used for a long time, and the top surface of the steel belt determines the plane of the coated paper, so that the distance between the coated paper and the continuous grid is increased due to insufficient tension, the thickness of the back lead plaster is increased, or the thickness of the back lead plaster is not small.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a two-sided coating machine of drum-type, reduce and scribble the continuous feeding in-process of paperboard fracture or local damaged probability.
In order to realize the technical effect, the utility model discloses a technical scheme does: the drum type double-sided plate coating machine is characterized by further comprising a coated paper unwinding assembly, wherein the coated paper is arranged at an interval between the roll surface of the coated roll and the grid guide plate in a penetrating mode.
Further, the coated paper on the feeding side of the filling included angle is in surface-to-surface contact with the roll surface of the coated roll. The grid guide plate can be horizontally arranged or obliquely arranged and is used for guiding continuous grids to one sides of the lead plaster hopper and the plate coating roller. Preferably, the top surface extension surface of the grid guide plate is tangent to the roller surface of the plate coating roller, or is approximately tangent to the roller surface, so that the flatness of the continuous grid can be further improved. The approximate tangency means that the top surface extension surface of the grid guide plate is separated or intersected with the roller surface of the plate coating roller, but the distance between the top surface extension surface of the grid guide plate and the plate coating roller is slightly larger than zero. Further, the lead plaster hopper is arranged above the opening of the filling included angle, and extrusion acting force is applied to the surface of the roller by utilizing the gravity of the lead plaster. Furthermore, the diameter of the coating roller is controlled to be gradually increased, the larger the diameter of the coating roller is, the more beneficial the improvement of the lead plaster extrusion acting force in a triangular area formed by the free ends of the roller surface, the continuous grid and the grid guide plate in a surrounding manner is realized, the compactness degree of the lead plaster on the surface of the grid and the uniformity degree of double-sided filling are further improved, and the lead plaster descending along the roller surface in the triangular area enters the triangular area along with the feeding of the coating paper to be extruded and coated.
The preferable technical scheme is that the grid plate rolling machine further comprises a guide plate adjusting assembly, and the guide plate adjusting assembly is used for adjusting the distance between the grid guide plate and the roller surface. The distance between the grid guide plate and the roller surface determines the size of a triangular area formed by the roller surface of the plate coating roller, the continuous grid and the grid guide plate, namely the distance between the grid guide plate and the roller surface in the feeding direction of the continuous grid and the size of lead plaster passing through the continuous grid. Based on a certain lead plaster hopper paste outlet speed and a certain continuous grid feeding speed, if the distance between the grid guide plate and the roller surface is too large, a certain lead plaster extrusion acting force cannot be formed in a triangular area formed by the roller surface, the continuous grid and the free end of the grid guide plate in an enclosing manner, so that the compactness of the lead plaster on the surface of the grid is reduced; the spacing between the grid guide plate and the roller surface is too small, which is not beneficial to improving the plate coating speed. The guide plate adjusting assembly can drive the grid guide plate to translate along the plane, radially displace or rotate along the cross section of the coating roller and the like, and in order to improve the accuracy of translation, displacement or rotation of the grid guide plate, known high-precision adjusting modes such as a screw rod and a screw rod can be adopted.
The preferable technical scheme is that the guide plate adjusting assembly comprises a first adjusting assembly for displacing the grid guide plate along a first direction and a second adjusting assembly for displacing the grid guide plate along a second direction, the first direction and the second direction are both perpendicular to the axial direction of the coating roller, and an included angle which is larger than 0 degree and smaller than 180 degrees is formed between the first direction and the second direction. The included angle between the first direction and the second direction is 5 degrees, 30 degrees, 45 degrees, 60 degrees, 90 degrees, 125 degrees or any one value between the two values.
The preferable technical scheme is that the plate coating roller is rotationally connected with a side baffle of the roller seat, a limiting bulge is arranged on the side baffle, the limiting bulge protrudes out of the roller surface extension section of the plate coating roller, and the top end of the limiting bulge is positioned between the roller surface of the plate coating roller and the grid guide plate. The height of the limiting bulge protruding out of the roller surface extension section is the minimum thickness of a single-side coated plate of a grid in the prior art, and further the height of the limiting bulge protruding out of the roller surface extension section is 0.5-1.5 mm, preferably 1 mm. The top ends of the limiting bulges are positioned between the roll surface and the grid guide plate, the limiting bulges are utilized to determine that the minimum interval exists between the grid guide plate and the roll surface, the interval can avoid scraping and rubbing of coated paper and the grid guide plate, and an operator can conveniently and accurately adjust the position of the grid guide plate. The limiting bulges are symmetrically arranged on the two side baffles and can be convex points, convex strips and convex arcs concentric with the roll surface of the grid guide roll.
The preferable technical scheme is that the top surface of the limiting bulge is an arc surface concentric with the plate coating roller. And determining the minimum interval between the grid guide plates at different positions and the roller surface of the convex plate roller through the arc surface.
The first adjusting assembly comprises a rack, the rack is connected with a fixed end of the grid guide plate, a first long hole is formed in the rack or the grid guide plate, the long edge of the first long hole is consistent with the first direction, and the rack is fixedly connected with the grid guide plate through a bolt penetrating through the first long hole. The frame and the roller seat can be integrated or split.
The second adjusting assembly comprises an adjusting plate, and the frame is fixedly connected with a bolt in the first long hole through the adjusting plate; the adjusting plate or the rack is provided with a second long hole, the long edge of the second long hole is consistent with the second direction, and the rack is fixedly connected with the adjusting plate through bolts penetrating through the second long hole.
Preferably, the included angle between the first direction and the second direction is 90 °. Furthermore, the first direction is consistent with the feeding direction of the grid material guide plate; further, the first direction is a horizontal direction, and the second direction is a vertical direction.
The optimal technical scheme is that a fine adjustment base surface is arranged on the top surface of the roller seat, the discharge end of the grid guide plate is a free end, a screw hole is formed between the free end and the fixed end, the fine adjustment nut is connected with the screw hole in a matched mode, and the end portion of the thread section of the fine adjustment nut is pressed against the fine adjustment base surface. The grid material guide plate is positioned by the fixed end, and the free end and the plate coating machine are not connected.
Preferably, the fine tuning base surface is a plane. Further, the fine tuning base surface is a plane. And an operator judges whether the gap between the grid guide plate and the roller surface is consistent in the width direction of the roller surface by measuring the gap width between the grid guide plate and the fine-tuning base surface.
The lead plaster feeding device is characterized in that a discharge hole of the lead plaster hopper is communicated with a lead plaster guiding channel, and an included angle between the flow direction of lead plaster in the lead plaster guiding channel and the feeding direction of the continuous grid is an acute angle. Further, the acute angle is 10 to 60 degrees, and further, the acute angle is 20 to 40 degrees.
The utility model has the advantages and the beneficial effects that:
the roll surface of a coating roll in the drum type coating machine is used as a bearing surface of coating paper, a continuous grid is guided onto the roll surface through a grid guide plate, a filling included angle is formed between the discharge end of the grid guide plate and the roll surface of the coating roll, lead paste is extruded to the back surface from the front surface of the continuous grid and is attached to the surface of the grid, the lead paste on the front surface and the back surface of the grid is compact, the coating thickness is uniform and consistent, the residual paste on the edge of the grid is less, and the lead paste filling quality is high;
in the plate coating process, the plate coating roller and the plate coating paper are synchronously rotated in the feeding process, the plate coating paper penetrates through the plate coating gap, and the damage rate of the plate coating paper is low.
Drawings
FIG. 1 is a schematic view showing the structure of a drum type double-side plate coater of example 1;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
fig. 4 is a schematic structural view of a coating roller, a grid guide plate and a guide plate adjusting assembly in embodiment 2;
FIG. 5 is an enlarged view of a portion C of FIG. 4;
fig. 6 is a schematic structural view of a coating roller, a grid guide plate and a guide plate adjusting assembly in embodiment 3;
FIG. 7 is an enlarged view of a portion D of FIG. 6;
in the figure: 1. a roller base; 1a, side baffles; 2. coating a plate roller; 3. a grid stock guide; 4. a frame; 5. a lead plaster hopper; 5a, a lead plaster material guide channel; 6. the first pasting paperboard unwinding assembly; 7. a first long hole; 8. an adjusting plate; 9. a second long hole; 10. the second pasting paperboard unwinding assembly; 11. a pair roller rolling mechanism; 12. A limiting bulge; 13. fine-tuning a base plane; 14. and (5) fine adjustment of the nut.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in fig. 1 to 3, the drum type double-sided plate coating machine of embodiment 1 includes a roller base 1, a plate coating roller 2 rotatably disposed on the roller base 1, a plate coating roller rotation driving motor (not shown in the drawings), and a grid guide plate 3 disposed on one side of a roller surface of the plate coating roller 2, in embodiment 1, the grid guide plate 3 is disposed approximately horizontally, a filling included angle a is formed between a discharge end of the grid guide plate 3 and a top end of the roller surface of the plate coating roller 2, a section of the grid guide plate 3 opposite to the discharge end is a fixed end, the fixed end is connected with a frame 4, a discharge port of a lead paste hopper 5 is disposed opposite to the filling included angle, the drum type double-sided plate coating machine further includes a first coated paper unwinding assembly 6 disposed below the grid guide plate 3, and coated paper of the first coated paper unwinding assembly 6 passes through a gap between the grid guide plate 3 and the roller surface of the plate coating roller 2.
The material guide plate adjusting assembly of embodiment 1 includes a lateral movement adjusting assembly that displaces the grid material guide plate 3 in the horizontal direction and a longitudinal movement adjusting assembly that displaces the grid material guide plate 3 in the vertical direction.
A first long hole 7 is formed in the grid guide plate 3, the long edge of the first long hole 7 is horizontally arranged, and the adjusting plate 8 is fixedly connected with the grid guide plate 3 through a bolt penetrating through the first long hole; the longitudinal movement adjusting assembly comprises a second long hole 9 formed in the adjusting plate 8, the long edge of the second long hole 9 is vertically arranged, and the rack 4 is fixedly connected with the adjusting plate 8 through bolts penetrating through the second long hole 9.
The discharge hole of the lead plaster hopper 5 is communicated with a lead plaster guide channel 5a, and the included angle between the flow direction of the lead plaster in the lead plaster guide channel 5a and the feeding direction of the continuous grid is an acute angle.
In embodiment 1, the bottom layer coated paper liner of the first coated paper unwinding assembly 6 is located between the double-sided coated board and the roll surface, and in embodiment 1, the second coated paper unwinding assembly 10 is included, the surface layer coated paper cover of the second coated paper unwinding assembly 10 is located on the surface of the double-sided coated board, and the double-roll rolling mechanism 11 for rolling a laminated structure of the surface layer coated paper, the double-sided coated board and the bottom layer coated paper is further included.
The plate coating process of example 1 is:
s1: the coated paper of the first coated paper unreeling assembly 6 is led into a gap between the coated roller 2 and the grid guide plate 3, and the continuous grid is led into a gap between the filling included angle a and a discharge hole of the lead plaster hopper 5 through the top surface of the grid guide plate 3;
s2: extruding lead plaster by a blanking roller in a lead plaster hopper, extruding the lead plaster at a discharge port to the surface of a continuous grid, further penetrating through a through hole of the continuous grid and entering a filling included angle a, forming a certain extrusion acting force in the filling included angle a, rotating a coating roller 2 and synchronizing with the feeding of coating paper and the continuous grid, filling the lead plaster in the through hole of the grid, and forming a coating layer with uniform thickness on the surface of the grid;
s3: a small amount of lead paste is extruded out at intervals of the grid guide plate 3 and the filling included angle a, and is discharged into the filling included angle along with continuous grid and coating paper tapes which are continuously fed, so that the phenomenon that excessive lead paste is extruded to pollute a lug is avoided, or a residual paste edge is formed on a grid frame is avoided;
s4: the coated paper cover of the second coated paper unwinding assembly 10 is arranged on the surface of the double-sided coated plate to form a laminated structure of surface coated paper, double-sided coated plate and bottom coated paper, and the laminated structure is guided into a double-roller rolling mechanism 11 for further rolling to obtain a continuous polar plate with compact filling material, no pollution of a tab and no residual paste edge on the edge of a grid.
The number of the plate coating paper tapes corresponds to the number of the parallel grids in the continuous grids one by one, and lead plaster extending to the surface of the plate coating roller 2 is scraped by a scraper.
Example 2
As shown in fig. 4-5, the embodiment 2 is based on the embodiment 1, and is different from the embodiment 1 in that the coating roller 2 is rotatably connected to the side baffle 1a of the roller base 1, the side baffle 1a is provided with a limiting protrusion 12, the limiting protrusion 12 protrudes out of an extension of the roller surface of the coating roller 2, and the top end of the limiting protrusion 12 is located between the roller surface of the coating roller 2 and the grid guide plate 3.
The top surface of the limiting bulge 12 is an arc surface concentric with the plate coating roller 2, and the arc surface is matched with the transverse moving adjusting assembly in the embodiment 1 and is suitable for filling and coating included angles with different included angle opening sizes.
In fig. 4, the arrow on the coating roll 2 indicates the rotation direction thereof, in fig. 5, the broken line indicates the roll surface, and the solid line concentric with the broken line indicates the circular arc surface.
Example 3
As shown in fig. 6 to 7, embodiment 3 is based on embodiment 2, and is different in that a horizontal fine adjustment base 13 is disposed on a top surface of a side baffle 1a of a roller seat 1, a discharge end of a grid guide plate 3 is a free end, a screw hole is disposed between the free end and a fixed end, a fine adjustment nut 14 is connected with the screw hole in a matching manner, and an end of a threaded section of the fine adjustment nut 14 is pressed against the fine adjustment base 13.
The arrows on the pasting roller 6 in fig. 4 indicate the direction of rotation thereof, and the dashed lines in fig. 7 indicate the roller surface.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The drum type double-sided plate coating machine is characterized by further comprising a coated paper unwinding assembly, wherein the coated paper is arranged at an interval between the roll surface of the coated roll and the grid guide plate in a penetrating mode.
2. The drum type double-sided plate coating machine according to claim 1, further comprising a guide plate adjusting assembly for adjusting a distance between the grid guide plate and the roll surface.
3. The drum type double-sided plate coating machine according to claim 2, wherein the guide plate adjusting assembly comprises a first adjusting assembly for displacing the grid guide plate along a first direction and a second adjusting assembly for displacing the grid guide plate along a second direction, the first direction and the second direction are perpendicular to the axial direction of the plate coating roller, and an included angle larger than 0 degrees and smaller than 180 degrees is formed between the first direction and the second direction.
4. The drum type double-sided plate coating machine according to any one of claims 1 to 3, wherein the plate coating roller is rotatably connected with a side baffle of the roller base, a limiting protrusion is arranged on the side baffle and protrudes out of the roller surface extension section of the plate coating roller, and the top end of the limiting protrusion is positioned between the roller surface of the plate coating roller and the grid guide plate.
5. The drum type double-sided plate coating machine according to claim 4, wherein the top surface of the limit projection is a circular arc surface concentric with the plate coating roller.
6. The drum type double-sided plate coating machine according to claim 3, wherein the first adjusting assembly comprises a frame, the frame is connected with the fixed end of the grid guide plate, a first long hole is formed in the frame or the grid guide plate, the long edge of the first long hole is consistent with the first direction, and the frame is fixedly connected with the grid guide plate through a bolt arranged in the first long hole in a penetrating mode.
7. The drum type double-sided plate coating machine according to claim 6, wherein the second adjusting assembly comprises an adjusting plate, and the frame is fixedly connected with a bolt in the first long hole through the adjusting plate; the adjusting plate or the rack is provided with a second long hole, the long edge of the second long hole is consistent with the second direction, and the rack is fixedly connected with the adjusting plate through bolts penetrating through the second long hole.
8. The drum type double-sided plate coating machine according to claim 3, characterized in that the angle between the first direction and the second direction is 90 °.
9. The drum type double-sided plate coating machine according to claim 1, wherein a fine adjustment base surface is arranged on the top surface of the roller seat, the discharge end of the grid guide plate is a free end, a screw hole is arranged between the free end and the fixed end, a fine adjustment nut is connected with the screw hole in a matched manner, and the end part of the threaded section of the fine adjustment nut is pressed against the fine adjustment base surface.
10. The drum type double-sided plate coating machine according to claim 9, wherein a discharge port of the lead plaster hopper is communicated with a lead plaster guide channel, and an included angle between the flow direction of lead plaster in the lead plaster guide channel and the feeding direction of the continuous grid is an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947599.3U CN214637735U (en) | 2020-12-11 | 2020-12-11 | Drum type double-sided plate coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947599.3U CN214637735U (en) | 2020-12-11 | 2020-12-11 | Drum type double-sided plate coating machine |
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| Publication Number | Publication Date |
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| CN214637735U true CN214637735U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022947599.3U Active CN214637735U (en) | 2020-12-11 | 2020-12-11 | Drum type double-sided plate coating machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254526A (en) * | 2022-08-29 | 2022-11-01 | 中国船舶重工集团衡远科技有限公司 | Drum type plate coating machine |
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2020
- 2020-12-11 CN CN202022947599.3U patent/CN214637735U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254526A (en) * | 2022-08-29 | 2022-11-01 | 中国船舶重工集团衡远科技有限公司 | Drum type plate coating machine |
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