CN215141588U - Feeding die head for extrusion coating - Google Patents
Feeding die head for extrusion coating Download PDFInfo
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- CN215141588U CN215141588U CN202120779995.1U CN202120779995U CN215141588U CN 215141588 U CN215141588 U CN 215141588U CN 202120779995 U CN202120779995 U CN 202120779995U CN 215141588 U CN215141588 U CN 215141588U
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- feed
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- striker plate
- extrusion coating
- battery
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Abstract
The utility model provides a feed die head for extrusion coating belongs to coating technical field, including last module and the lower module of being connected with last module, go up and form the coating slit that is suitable for battery thick liquids to flow between module and the lower module, still include: a feedwell adapted to communicate with a battery slurry source; the discharge port is suitable for being arranged towards the pole piece; the striker plate slides and sets up in last module or lower module to be located between feedwell and the discharge gate, the striker plate is suitable for to slide to the circulation that coating slit blockked battery thick liquids. The utility model provides a feed die head for extrusion coating, the slip sets up the striker plate on the die head, through the slip of striker plate, can block battery thick liquids and flow into to the discharge gate from the feed inlet, can cut off the flow of battery thick liquids fast, avoids battery thick liquids still can flow into the discharge gate from the feed inlet, avoids producing the trailing phenomenon.
Description
Technical Field
The utility model relates to a coating technology field, concretely relates to a feed die head for extrusion coating.
Background
The winding battery is a battery formed by assembling and forming battery cores in a winding mode. The pole piece is usually coiled, the pole piece adopts the coating mode in process of production, when coating, often can adopt intermittent type formula coating, and current intermittent type formula coating mode is mostly stopping the feed, because battery thick liquids belong to highly glutinous fluid, when stopping the feed, still have remaining battery thick liquids to continue to flow in under the inertial action, produce the phenomenon of trailing, produce the influence to the quality of battery.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses the technical problem that solve lies in overcoming among the prior art intermittent type formula coating and probably producing the defect of trailing phenomenon to a supply die head for extrusion coating is provided.
In order to solve the technical problem, the utility model provides a feed die head for extrusion coating, including last module and the lower module of being connected with last module, go up and form the coating slit that is suitable for battery thick liquids to flow between module and the lower module, still include:
a feedwell adapted to communicate with a battery slurry source;
the discharge port is suitable for being arranged towards the pole piece;
the striker plate slides and sets up in last module or lower module to be located between feedwell and the discharge gate, the striker plate is suitable for to slide to the circulation that coating slit blockked battery thick liquids.
Optionally, the material stopping device further comprises a driving device, wherein the driving device is used for driving the material stopping plate to slide;
the driving device is connected with a controller.
Optionally, still including the regulating plate, the slip sets up go up in module or the lower module to be located between feedwell and the discharge gate, the regulating plate with the striker plate interval sets up, one side that the regulating plate stretches into the coating slit has the regulation face of difference in height, the regulating plate is suitable for the surface density of adjusting different positions department battery thick liquids on the same water flat line.
Optionally, one side of the adjusting plate, which is in contact with the battery slurry, is a protruding structure with a high middle and two low sides, and the side surface of the protruding structure forms the adjusting surface.
Optionally, one side of the adjusting plate, which is in contact with the battery slurry, is of a concave structure with a low middle part and two high sides, and the side surface of the concave structure forms the adjusting surface.
Optionally, the striker plate is arranged on the upper module or the lower module, and one side of the striker plate is suitable for abutting against the buffer block.
Optionally, the device further comprises a pressure regulating valve communicated with the feeding port.
Optionally, the striker plate is arranged at a position close to the discharge hole.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a feed die head for extrusion coating, the slip sets up the striker plate on the die head, through the slip of striker plate, can block battery thick liquids and flow into to the discharge gate from the feed inlet, can cut off the flow of battery thick liquids fast, avoids battery thick liquids still can flow into the discharge gate from the feed inlet, avoids producing the trailing phenomenon.
2. The utility model provides a feed die head for extrusion coating is equipped with the regulating plate on last module or lower module, has the adjusting surface of high difference on the regulating plate, does not need intermittent type formula coating, when needing to adjust the surface density of pole piece, can adjust the surface density of the battery thick liquids of different positions departments on being in same water flat line through the distance that the adjusting surface stretches out in the coating slit to satisfy more service environment.
3. The utility model provides a feed die head for extrusion coating is equipped with the buffer block on last module or lower module, and the buffer block sets up with the striker plate relatively for when the striker plate blocks the coating slit, one side butt of striker plate is to the buffer block, avoids the striker plate direct butt to the module or on the module down, prolongs the life of module.
4. The utility model provides a feed die head for extrusion coating is connected with the air-vent valve in feed inlet position department, avoids when the striker plate blocks the coating slit, and die head inner chamber pressure is too high, produces the damage to the die head.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a feeding die head for extrusion coating provided by the present invention;
FIG. 2 is a schematic view of the connection between the lower module and the striker plate;
FIG. 3 is a cross-sectional view of a feed die;
FIG. 4 is a front view of a first embodiment of an adjustment plate;
FIG. 5 is a front view of a second embodiment of an adjustment plate.
Description of reference numerals:
1. an upper module; 2. a lower module; 3. a gasket; 4. a discharge port; 5. a feedwell; 6. a striker plate; 7. connecting columns; 8. and a buffer block.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
This example provides a specific embodiment of a feed die for extrusion coating, which comprises an upper die block 1 and a lower die block 2, as shown in fig. 1 and 2, with a shim 3 disposed between the upper die block 1 and the lower die block 2, the shim 3 separating the two die blocks and forming a coating slot. Slide on module 2 down and set up striker plate 6, 6 lower surfaces of striker plate are connected with spliced pole 7, spliced pole 7 slidable mounting is under on module 2, spliced pole 7 is connected with drive arrangement, control and drive through drive arrangement, make spliced pole 7 drive striker plate 6 slide from top to bottom, in order to accomplish the break-make to the coating slit, realize intermittent type formula coating, adopt striker plate 6 to block the coating slit, can block battery thick liquids and continue to flow into to discharge gate 4 from feed port 5, can block the flow of battery thick liquids fast, avoid battery thick liquids still can flow into discharge gate 4 from feed port 5, avoid producing the phenomenon of trailing.
In this embodiment, an adjusting plate is further slidably mounted on the lower module 2, the adjusting plate is connected with a driving device, the driving device can change the height of the adjusting plate extending into the coating slit, and the adjusting plate is provided with adjusting surfaces with different heights, as shown in fig. 4, the adjusting surface on the adjusting plate can be a surface formed by a convex structure with a high middle and two low sides, as shown in fig. 5, or a surface formed by a concave structure with a low middle and two high sides. When the intermittent coating is not needed and the surface density of the pole piece needs to be adjusted, the surface density of the battery slurry at different positions on the same horizontal line can be adjusted by adjusting the distance of the extending surface in the coating slit so as to meet more use environments.
Specifically, the driving device can drive the striker plate 6 and the adjusting plate by adopting an electric cylinder, a hydraulic cylinder, a threaded rod and the like, and the driving device drives the striker plate 6 and the adjusting plate respectively.
As an alternative embodiment, the adjusting surface can also be a number of step surfaces.
As shown in fig. 3, in this embodiment, be equipped with buffer block 8 on last module 1, buffer block 8 sets up with striker plate 6 relatively, buffer block 8 self has certain elastic deformation's ability for when striker plate 6 blocks the coating slit, one side butt of striker plate 6 connects to on buffer block 8, avoid on striker plate 6 direct butt supreme module 1 or lower module 2, the life of extension module, and simultaneously, striker plate 6 can extrude buffer block 8, guarantee that the coating slit blocks completely.
As an alternative embodiment, the striker plate 6 may be provided on the upper module 1 and the buffer block 8 on the lower module 2.
As an alternative embodiment, the adjusting plate may be arranged on the upper module 1 or the lower module 2 side by side with a distance from the striker plate 6, or one on the upper module 1 and one on the lower module 2. Meanwhile, a material baffle plate 6 or an adjusting plate can be independently arranged on the feeding die head.
Be connected with the air-vent valve in 5 positions departments of feed inlet, avoid when 6 block coating slits at striker plate, die head inner chamber pressure is too high, produces the damage to the die head, simultaneously, can also avoid playing the thick problem of head when scribbling, guarantees to play to scribble and the thickness when ending unanimous.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (8)
1. The utility model provides a feed die head for extrusion coating, is including last module (1) and lower module (2) be connected with last module (1), forms the coating slit that is suitable for battery thick liquids to flow between last module (1) and lower module (2), its characterized in that still includes:
a feedwell (5) adapted to communicate with a battery slurry source;
the discharge hole (4) is suitable for being arranged towards the pole piece;
striker plate (6), the slip sets up go up in module (1) or lower module (2) to be located between feed inlet (5) and discharge gate (4), striker plate (6) are suitable for and slide to coating slit and block the circulation of battery thick liquids.
2. The feed die for extrusion coating according to claim 1, further comprising a driving device for driving the sliding of the striker plate (6);
the driving device is connected with a controller.
3. The feed die head for extrusion coating according to claim 1, further comprising a regulating plate slidably disposed in the upper die block (1) or the lower die block (2) and located between the feed port (5) and the discharge port (4), wherein the regulating plate is spaced from the baffle plate (6), one side of the regulating plate extending into the coating slit has regulating surfaces with different heights, and the regulating plate is suitable for regulating the surface density of the battery slurry at different positions on the same horizontal line.
4. The feed die for extrusion coating according to claim 3, wherein the side of the regulating plate contacting the battery paste is a raised structure with a high middle and two low sides, and the side of the raised structure forms the regulating surface.
5. The feed die for extrusion coating according to claim 3, wherein the side of the regulating plate contacting the battery paste is a concave structure with a low middle and two high sides, and the side of the concave structure forms the regulating surface.
6. The feed die for extrusion coating of claim 1, further comprising a buffer block (8) disposed on the upper die block (1) or the lower die block (2) opposite to the striker plate (6), wherein one side of the striker plate (6) is adapted to abut against the buffer block (8).
7. The feed die for extrusion coating according to claim 1, further comprising a pressure regulating valve communicating with the feed port (5).
8. The feed die for extrusion coating according to any of claims 1 to 7, characterized in that the striker plate (6) is arranged close to the discharge orifice (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120779995.1U CN215141588U (en) | 2021-04-15 | 2021-04-15 | Feeding die head for extrusion coating |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120779995.1U CN215141588U (en) | 2021-04-15 | 2021-04-15 | Feeding die head for extrusion coating |
Publications (1)
Publication Number | Publication Date |
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CN215141588U true CN215141588U (en) | 2021-12-14 |
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CN202120779995.1U Active CN215141588U (en) | 2021-04-15 | 2021-04-15 | Feeding die head for extrusion coating |
Country Status (1)
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CN (1) | CN215141588U (en) |
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2021
- 2021-04-15 CN CN202120779995.1U patent/CN215141588U/en active Active
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