CN219513153U - Winding device and cell production equipment - Google Patents
Winding device and cell production equipment Download PDFInfo
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- CN219513153U CN219513153U CN202320345285.7U CN202320345285U CN219513153U CN 219513153 U CN219513153 U CN 219513153U CN 202320345285 U CN202320345285 U CN 202320345285U CN 219513153 U CN219513153 U CN 219513153U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model provides a winding device and battery cell production equipment, wherein the winding device comprises: a winding needle rotatable around its own axis to wind the tape; the conveying module is used for conveying the material belt to the winding needle; the guide piece is arranged between the conveying module and the winding needle and is provided with a supporting surface for supporting the material belt; the adjusting piece is connected with the guide piece and can move to adjust the supporting surface to be movable at least along the width direction of the material belt. According to the winding device, the guide piece structure with the supporting surface is arranged, the supporting surface is adjusted in the width direction of the material belt, the material belt is interfered at the position of the winding needle in the axial direction, so that the material belt can move along the axial direction of the winding needle, the position of the supporting surface at least in the width direction of the material belt can be adjusted according to the offset of the material belt during use, the alignment degree of the material belt can be ensured, the winding quality of a battery cell is improved, and the scrapping amount of the battery cell is reduced.
Description
Technical Field
The utility model relates to the technical field of battery cell manufacturing, in particular to a winding device and battery cell production equipment comprising the winding device.
Background
In the winding process, for example, when the battery cell is wound, the material tape (the pole piece and the diaphragm) needs to be wound on the winding needle to ensure the alignment degree of the pole piece and the diaphragm. However, in the winding process, as the position of the cutting pole piece of the cutting assembly is far away from the winding needle of the winding device, the head and the tail of the cut pole piece cannot be reliably rectified by the inserting piece rectifying assembly, so that the alignment degree of the pole piece at the head and the tail of the battery cell and the diaphragm is reduced, and the winding quality of the battery cell is affected.
Disclosure of Invention
The utility model provides a novel technical scheme of a winding device, which at least can solve the problem of poor alignment degree of a material belt of a battery cell in the prior art.
The utility model also provides a battery cell production device which comprises the winding device.
According to a first aspect of the present utility model, there is provided a winding device comprising: the winding needle can rotate around the axis of the winding needle to wind the material belt; the conveying module is used for conveying the material belt to the winding needle; the guide piece is arranged between the conveying module and the winding needle and is provided with a supporting surface for supporting the material belt; the adjusting piece is connected with the guide piece and can move to adjust the supporting surface to be movable at least along the width direction of the material belt.
Optionally, the material belt is movably arranged between the conveying module and the winding needle along a first direction, and the supporting surface is swingable around an axis extending along the first direction.
Optionally, the adjusting member includes: a support; a connection plate, a first side of which is rotatably connected to the support, and a second side of which is connected to the guide member so that the support surface is swingable about an axis extending in the first direction; the first fixing piece is connected with the connecting plate and used for fixing the relative position of the connecting plate and the support.
Optionally, the connecting plate is provided with a first adjusting hole penetrating along the thickness direction of the connecting plate, and one end of the first fixing piece penetrates through the first adjusting hole to be in threaded connection with the support.
Optionally, the adjusting member further includes: the two adjusting columns are respectively connected with the support, the two adjusting columns are positioned at two sides of the rotation axis of the connecting plate, and the end parts of the adjusting columns are matched with the connecting plate to drive the connecting plate to rotate.
Optionally, the adjusting member includes: and the motor is in transmission connection with the guide piece so as to drive the supporting surface to swing around an axis extending along the first direction.
Optionally, the adjusting member further includes: the camera is used for acquiring the offset of the material belt in the axial direction of the winding needle; and the controller is electrically connected with the motor and controls the motor to rotate according to the offset.
Optionally, the guide comprises: the support surface is arranged on the first side of the guide plate; the first fixing seat is fixedly connected with the second side of the guide plate; the second fixing seat is movably connected with the first fixing seat to adjust the angle of the supporting surface relative to the first direction; the second fixing piece is connected with the second fixing seat and used for fixing the relative positions of the first fixing seat and the second fixing seat.
Optionally, the guide further comprises: the output end of the telescopic cylinder is connected with one side, far away from the first fixing seat, of the second fixing seat so as to control the supporting surface to be close to or far away from the material belt.
Optionally, the guide further comprises: at least one air blowing pipe, the air blowing pipe with the guide is connected, the air blowing pipe is used for blowing to the material area between the transport module and the winding needle to support the material area.
According to a second aspect of the present utility model, there is provided a cell production apparatus comprising a winding device as described in any of the above embodiments.
According to the winding device, the guide piece and the adjusting piece are arranged between the conveying module and the winding needle, the adjusting piece is used for adjusting the position of the supporting surface of the guide piece in the width direction of the material belt, when the position of the supporting surface is changed, the position of the material belt in the axial direction of the winding needle is interfered, so that the material belt can move along the axial direction of the winding needle, when the winding device is used, the position of the supporting surface in the width direction of the material belt can be adjusted according to the offset of the material belt, the alignment degree of the material belt can be ensured, the winding quality of the battery core is improved, and the scrappage of the battery core is reduced.
Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic view of a winding apparatus according to one embodiment provided by the present utility model;
FIG. 2 is a perspective view of a guide and an adjustment member of a winding device according to one embodiment of the present utility model;
FIG. 3 is a right side view of a guide and adjustment member of a winding device according to one embodiment provided by the present utility model;
fig. 4 is a schematic view of a guide and an adjusting member of a winding device according to still another embodiment of the present utility model.
Reference numerals
A winding device 100;
a winding needle 10;
a transport module 20; a pole piece transport assembly 21; a cutting assembly 22;
a guide 30; a guide plate 31; a support surface 311; a first fixing base 32; a second adjustment aperture 321; a second fixing base 33; a second fixing member 34; a telescopic cylinder 35;
an adjusting member 40; a support 41; an extension plate 411; a connection plate 42; a first adjustment aperture 421; a first fixing member 43; an adjustment post 44; a motor 45; a camera 46;
a blow pipe 50;
a pole piece 1; a diaphragm 2.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
A winding apparatus 100 according to an embodiment of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, a winding apparatus 100 according to an embodiment of the present utility model includes: the device comprises a winding needle 10, a conveying module 20, a guide member 30 and an adjusting member 40.
Specifically, the winding needle 10 is rotatable around its own axis to wind the material tape, the conveying module 20 is used for conveying the material tape to the winding needle 10, the guide member 30 is disposed between the conveying module 20 and the winding needle 10, the guide member 30 has a supporting surface 311 for supporting the material tape, the adjusting member 40 is connected to the guide member 30, and the adjusting member 40 is movable to adjust the supporting surface 311 to be movable at least in the width direction of the material tape.
In other words, the winding device 100 according to the embodiment of the present utility model is mainly composed of the winding needle 10, the transport module 20, the guide 30, and the regulating member 40, wherein the winding needle 10 may be formed in a column shape, and the winding needle 10 may wind the pole piece 1 and the separator 2 by rotating around its own axis, thereby winding the pole piece 1 and the separator 2 into a battery cell. It should be noted that, the material belt may include the pole piece 1 or the diaphragm 2 of the battery, the conveying module 20 may include the pole piece conveying component 21 or the diaphragm conveying component, and the structures of the pole piece conveying component 21 and the diaphragm conveying component may be the same or different, and the material belt supported by the guide member 30 will be specifically described in the following embodiments by taking the pole piece 1 as an example.
As shown in fig. 1, the delivery module 20 mainly includes a pole piece delivery assembly 21 and a diaphragm delivery assembly, the pole piece 1 may be delivered to the winding needle 10 by the pole piece delivery assembly 21, the diaphragm 2 may be delivered to the winding needle 10 by the diaphragm delivery assembly, and the pole piece 1 and the diaphragm 2 may be spaced apart from each other during delivery. In addition, the pole piece delivery assembly 21 and the diaphragm delivery assembly may be spaced apart from the winding needle 10, respectively, to avoid interference between the winding needle 10 and the wound cell on the winding needle 10 during winding.
As shown in fig. 1 and 2, a guide member 30 is disposed between the conveying module 20 and the winding needle 10, the guide member 30 has a supporting surface 311, when the pole piece 1 passes through the position of the guide member 30, the supporting surface 311 supports and guides the pole piece 1, the guide member 30 is connected with an adjusting member 40, and the supporting surface 311 can be adjusted to be movable at least along the width direction of the pole piece 1 by the adjusting member 40. That is, the movement of the supporting surface 311 under the action of the adjusting member 40 may include, but is not limited to, the following cases:
in the first case, the support surface 311 is movable along the width direction of the pole piece 1 (i.e., the axial direction of the winding needle 10), and in this case, the adjusting member 40 may be a cylinder having the axial direction identical to the axial direction of the winding needle 10. When the pole piece is used under the condition, the supporting surface 311 can support one part of the pole piece 1, the other part of the pole piece 1 is suspended, and when the suspended part of the pole piece 1 is larger than the gravity of the supporting part of the pole piece 1, the pole piece 1 moves towards the suspended part of the pole piece 1, so that the position of the pole piece 1 in the axial direction of the winding needle 10 is adjusted;
in addition, the friction force between the pole piece 1 and the supporting surface 311 can be increased, and the position of the pole piece 1 in the axial direction of the winding needle 10 can be adjusted by the pole piece 1 moving along with the supporting surface 311;
in the second case, the supporting surface 311 is movable in the width direction and the thickness direction of the pole piece 1, that is, can reciprocate in the width direction of the pole piece 1 with respect to the lower surface of the pole piece 1, and when the supporting surface 311 swings, the inclination of the supporting surface 311 with respect to the lower surface of the pole piece 1 changes, and the pole piece 1 can move in the inclination direction of the supporting surface 311.
When the pole piece 1 is offset in the axial direction of the winding needle 10, the position of the supporting surface 311 is at least adjusted in the width direction of the pole piece 1 by the adjusting piece 40, so that the supporting force borne by the lower surface of the pole piece 1 is changed, the pole piece 1 is displaced in the axial direction of the winding needle 10, the pole piece 1 is reset, and the alignment degree between the pole piece 1 and the diaphragm 2 is improved.
Before the winding needle 10 winds the pole piece 1, the position of the supporting surface 311 of the guide member 30 at least in the width direction of the pole piece 1 may be adjusted according to the historical offset of the previous pole piece 1, and the correction of the pole piece 1 may be performed in advance, so as to improve the alignment degree between the pole piece 1 and the diaphragm 2. When the battery cell is wound, after the alignment degree of the pole piece 1 and the diaphragm 2 in the previous battery cell is found to exceed the set range, the position of the supporting surface 311 of the guide member 30 at least in the width direction of the pole piece 1 can be adjusted, so that when the next battery cell is wound, the supporting surface 311 interferes with the pole piece 1, and the pole piece 1 is moved to the set position.
In addition, when the winding needle 10 winds the pole piece 1, the adjusting member 40 can also adjust the position of the support surface 311 of the guide member 30 at least in the width direction of the pole piece 1 in real time according to the offset amount of the pole piece 1.
Therefore, according to the winding device 100 of the embodiment of the utility model, the guide member 30 and the adjusting member 40 are disposed between the conveying module 20 and the winding needle 10, and the adjusting member 40 is used to at least adjust the position of the supporting surface 311 of the guide member 30 in the width direction of the material tape, when the position of the supporting surface 311 changes, the position of the material tape in the axis direction of the winding needle 10 is interfered, so that the material tape can move along the axis direction of the winding needle 10, and when in use, the position of the supporting surface 311 in at least the width direction of the material tape can be adjusted according to the offset of the material tape, so that the alignment degree of the material tape can be ensured, the winding quality of the battery cell is improved, and the rejection amount of the battery cell is reduced.
As shown in fig. 1, according to other embodiments of the present utility model, a pole piece transport assembly 21 includes: the axes of the two pinch rolls are respectively parallel to the axis of the winding needle 10, the two pinch rolls can rotate around the axis of the two pinch rolls, the two pinch rolls can be arranged at intervals, the pole piece 1 can pass through the two pinch rolls, and the two pinch rolls can be close to or far away from each other, so that the two pinch rolls can be matched with each other to clamp or unclamp the pole piece 1, and when the two pinch rolls clamp the pole piece 1, the two pinch rolls rotate towards opposite directions to convey the pole piece 1.
For example, during the process of winding the pole piece 1, the two pinch rollers may clamp the head end of the pole piece 1 and convey the head end of the pole piece 1 to the winding needle 10, so that the head end of the pole piece 1 is wound onto the winding needle 10.
In some embodiments of the utility model, as shown in fig. 1, the transport module 20 further includes a cutting assembly 20, the cutting assembly 22 may cut the pole piece 1 at a predetermined position, the cutting assembly 22 may be provided as two cutters disposed at intervals, the pole piece 1 may pass between the two cutters, and the two cutters approach each other to cut off the pole piece 1 when the pole piece 1 moves to the set position.
In some embodiments of the utility model, the web is movably disposed between the conveyor module 20 and the winding needle 10 in a first direction, and the support surface 311 is swingable about an axis extending in the first direction.
That is, the pole piece 1 between the conveying modules 20 and the winding pins 10 moves along the first direction, the supporting surface 311 can swing around an axis extending along the first direction, and when swinging, the inclination of the supporting surface 311 relative to the lower surface of the pole piece 1 changes, so that the supporting force of the lower surface of the pole piece 1 is changed, and the pole piece 1 can move towards the inclined direction of the supporting surface 311.
According to one embodiment of the utility model, the adjusting member 40 comprises: the support 41, the connecting plate 42 and the first fixing piece 43, the first side of the connecting plate 42 is rotatably connected with the support 41, the second side of the connecting plate 42 is connected with the guide 30, so that the supporting surface 311 can swing around the axis extending along the first direction, the first fixing piece 43 is connected with the connecting plate 42, and the first fixing piece 43 is used for fixing the relative position of the connecting plate 42 and the support 41.
In other words, as shown in fig. 2 and 3, the adjusting member 40 of the present embodiment may be composed of a support 41, a connecting plate 42 and a first fixing member 43, when in use, the support 41 is fixed on a fixing surface of the winding device 100, one side surface of the connecting plate 42 is rotatably connected with the support 41 through a rotating shaft, an axis of the rotating shaft may be parallel to a direction of conveying the pole piece 1 between the conveying module 20 and the winding needle 10, a side surface of the connecting plate 42 opposite to the support 41 may be fixedly connected with the guiding member 30, the connecting plate 42 is connected with the first fixing member 43, and the relative position of the connecting plate 42 and the support 41 may be fixed by matching the first fixing member 43 with the connecting plate 42, thereby positioning the inclination angle of the supporting surface 311.
In some embodiments of the present utility model, the connection plate 42 is provided with a first adjustment hole 421 penetrating in a thickness direction thereof, and one end of the first fixing member 43 is screw-coupled with the holder 41 through the first adjustment hole 421.
That is, as shown in fig. 2, the connection plate 42 and the support 41 may be positioned at opposite positions by a bolt formed by the first fixing member 43, the connection plate 42 is provided with a first adjustment hole 421 penetrating in a thickness direction thereof, the first adjustment hole 421 may be formed in an arc shape so that the first fixing member 43 may move in the first adjustment hole 421 while limiting a movable position of the connection plate 42 with respect to the support 41, the support 41 is provided with a screw hole corresponding to a position of the first adjustment hole 421, and a first end of the first fixing member 43 passes through the first adjustment hole 421 to be screw-coupled with the support 41 through the screw hole.
The first fixing member 43 may be a bolt screwed to the connection plate 42, and the end of the bolt may be abutted against the support 41 to fix the relative positions of the connection plate 42 and the support 41.
In this embodiment, the first end of the first fixing member 43 is screwed with the support 41, and the second end of the first fixing member 43 and the support 41 can clamp the connecting plate 42 to fix the positions of the support 41 and the connecting plate 42, so that the structure is simple, and only the first fixing member 43 needs to be loosened during adjustment.
According to one embodiment of the utility model, the regulating member 40 further comprises: the two adjusting columns 44, the two adjusting columns 44 are respectively connected with the support 41, the two adjusting columns 44 are located at two sides of the rotation axis of the connecting plate 42, and the end parts of the adjusting columns 44 are matched with the connecting plate 42 to drive the connecting plate 42 to rotate.
Specifically, as shown in fig. 2 and 3, the connecting plate 42 is formed into a rectangular plate structure, the adjusting member 40 may further include two adjusting posts 44, the adjusting posts 44 may be studs, an extending plate 411 is disposed on one side of the support 41 parallel to the rotating shaft, two threaded holes are disposed on the extending plate 411, the two threaded holes are located on two sides of the axis of the rotating shaft, the two adjusting posts 44 are respectively in threaded connection with the two threaded holes, and one end of each adjusting post 44 passes through the threaded hole and abuts against the surface of the connecting plate 42 facing the extending plate 411.
In this embodiment, when the angle of the supporting surface 311 is adjusted, the two adjusting posts 44 are controlled to rotate in opposite directions, so that the connecting plate 42 can be driven to rotate around the axis of the rotating shaft, and the rotating angle of the connecting plate 42 can be precisely controlled.
The connection plate 42 may be driven by a transmission structure such as a worm gear, and is not limited in the present utility model.
As shown in fig. 1 and 4, in some embodiments of the utility model, the adjustment member 40 includes: the motor 45, the motor 45 is in driving connection with the guide 30 to drive the support surface 311 to oscillate about an axis extending in the first direction.
That is, the angle of the supporting surface 311 may be adjusted not only manually, but also driven by the motor 45, the motor 45 is preferably a servo motor or a stepper motor, the axis of the motor 45 may be parallel to the first direction, the output shaft of the motor 45 may be in driving connection with the guide 30, and the rotation of the motor 45 may drive the guide 30 to rotate, so that the supporting surface 311 rotates around the axis of the motor 45.
In this embodiment, the driving connection of the output shaft of the motor 45 with the guide 30 can be understood as: the output shaft of the motor 45 is directly connected to the guide 30, or the output shaft of the motor 45 is connected to the guide 30 through a gear set, or by other means of transmission, without limitation.
According to one embodiment of the utility model, the regulating member 40 further comprises: the camera 46 and the controller, the camera 46 is used for obtaining the offset of the material taking belt in the axial direction of the winding needle 10, the camera 46 and the motor 45 are respectively and electrically connected with the controller, and the controller controls the motor 45 to rotate according to the offset.
Specifically, as shown in fig. 1, in this embodiment, the camera 46 is a CCD camera, the controller is a PLC controller, and the motor 45 may cooperate with the camera 46 and the controller to control the supporting surface 311 to swing around the axis of the motor 45 in real time, so as to correct the pole piece 1 in real time. The camera 46 can be arranged at a position close to the winding needle 10 and is spaced from the winding needle 10 so as to avoid interference between the camera 46 and the wound battery cells, offset of the pole piece 1 and the diaphragm 2 in the winding process of the material belt can be shot through the camera 46 to form a graph, the graph is transmitted to the PLC controller for optimization judgment, and the PLC controller adjusts the angle of the supporting surface 311 by using the motor 45 aiming at the head-tail offset of the last battery cell, so that when the next battery cell is wound, the pole piece 1 is interfered in the material receiving and ending stages, and the alignment degree of the pole piece 1 and the diaphragm 2 at the head-tail part of the battery cell is improved.
In this embodiment, the offset of the pole piece 1 can be detected in real time under the combined action of the motor 45, the camera 46 and the controller, and the angle of the supporting surface 311 is adjusted according to the detection data to rectify the pole piece 1, so that the quality of the battery cell is further improved, and the rejection rate of the battery cell is reduced.
As shown in fig. 1 to 4, in some embodiments of the present utility model, the guide 30 includes: the guide plate 31, the first fixing seat 32, the second fixing seat 33 and the second fixing piece 34, the supporting surface 311 is arranged on the first side of the guide plate 31, the first fixing seat 32 is fixedly connected with the second side of the guide plate 31, the second fixing seat 33 is movably connected with the first fixing seat 32 so as to adjust the angle of the supporting surface 311 relative to the first direction, the second fixing piece 34 is connected with the second fixing seat 33, and the second fixing piece 34 is used for fixing the relative position of the first fixing seat 32 and the second fixing seat 33.
In other words, the guide member 30 mainly comprises a guide plate 31, a first fixing seat 32, a second fixing seat 33 and a second fixing member 34, wherein the upper surface of the guide plate 31 is a supporting surface 311, one side of the guide plate 31 close to the conveying module 20 is provided with a chamfer, damage to the surface of the pole piece 1 caused by the edge of the guide plate 31 can be avoided, the first end of the first fixing seat 32 is fixedly connected with the lower surface of the guide plate 31, the second end of the second fixing seat 33 is movably connected with the second fixing seat 33 through a hinge shaft, the axis of the hinge shaft is parallel to the axis of the winding needle 10, and the second fixing seat 33 is connected with the adjusting member 40.
That is, the guide plate 31 may rotate around the axis of the hinge shaft, so that the pitch angle of the supporting surface 311 may be adjusted, the conveying direction of the pole piece 1 may be changed by adjusting the pitch angle of the supporting surface 311, the pitch angle of the supporting surface 311 may be adjusted according to the specific requirement when the pole piece 1 is wound, and the relative positions of the first fixing seat 32 and the second fixing seat 33 may be fixed by the second fixing member 34 after the adjustment is completed.
According to an embodiment of the present utility model, the first fixing base 32 is provided with a second adjustment hole 321 penetrating in a thickness direction thereof, the second fixing member 34 is formed as a bolt, and one end of the second fixing member 34 is threaded with the second fixing base 33 through the second adjustment hole 321.
In other words, as shown in fig. 2 to 4, the first fixing base 32 and the second fixing base 33 may be fixed at their relative positions by a bolt formed by the second fixing member 34, the first fixing base 32 is provided with a second adjustment hole 321 penetrating in the thickness direction thereof, the second adjustment hole 321 may be configured in an arc shape so that the second fixing member 34 may move in the second adjustment hole 321, and at the same time, the movable position of the first fixing base 32 with respect to the second fixing base 33 may be limited, the second fixing base 33 is provided with a threaded hole corresponding to the second adjustment hole 321, and the first end of the second fixing member 34 passes through the second adjustment hole 321 and is in threaded connection with the second fixing base 33 through the threaded hole.
In this embodiment, the first end of the second fixing member 34 is in threaded connection with the second fixing seat 33, and the second end of the second fixing member 34 and the second fixing seat 33 can clamp the first fixing seat 32 so as to fix the positions of the first fixing seat 32 and the second fixing seat 33, so that the structure is simple, and only the bolt is loosened during adjustment.
In some embodiments of the present utility model, the guide 30 further includes: the output end of the telescopic cylinder 35 is connected with one side of the second fixing seat 33 away from the first fixing seat 32 so as to control the supporting surface 311 to be close to or far away from the material belt.
That is, as shown in fig. 1 and 4, the guide member 30 may further include a telescopic cylinder 35, the telescopic cylinder 35 may be an air cylinder or an electric cylinder, only the telescopic cylinder 35 may be required to be telescopic in the height direction, the output end of the telescopic cylinder 35 may be fixedly connected to the lower side surface of the second fixing seat 33, the side wall of the telescopic cylinder 35 may be fixedly connected to the adjusting member 40, and the telescopic cylinder 35 may be electrically connected to the controller. In use, the support surface 311 can be made to be close to the pole piece 1 to support the pole piece 1 or the support surface 311 can be made to be far away from the pole piece 1 by controlling the output end of the telescopic cylinder 35 to telescope.
As shown in fig. 1 and 2, the winding device 100 further includes: at least one blowing tube 50, the blowing tube 50 is connected with the guide 30, and the blowing tube 50 is used for blowing air to the pole piece 1 between the conveying module 20 and the winding needle 10 to support the material belt.
In other words, the winding device 100 may further include at least one air blowing pipe 50, where a plurality of air blowing holes are provided on a circumferential side wall of the air blowing pipe 50 at intervals along an axial direction thereof, and this embodiment is specifically described by taking two air blowing pipes 50 as an example, the axes of the two air blowing pipes 50 may be parallel to the axis of the winding needle 10, one air blowing pipe 50 is provided between the conveying module 20 and the guide 30 to blow air to the pole piece 1 passing between the conveying module 20 and the guide 30, the air blowing pipe 50 is connected to the second fixing base 33 through a connecting base, the other air blowing pipe 50 is provided between the conveying module 20 and the winding needle 10 to blow air to the pole piece 1 passing between the guide 30 and the winding needle 10, and the air blowing pipe 50 is connected to the first fixing base 32 through the connecting base.
Optionally, the air blowing pipe 50 may rotate around its own axis to adjust the blowing angle of the air blowing pipe 50, so that the air flow blown by the air blowing pipe 50 may support the pole piece 1 at different positions.
In this embodiment, the pole piece 1 passing through between the conveying module 20 and the winding needle 10 is supported by the air flow blown out by the two air blowing pipes 50, so that the pole piece 1 can be prevented from sagging under the action of gravity, the alignment degree of the pole piece 1 and the diaphragm 2 is ensured to meet the requirement, the pole piece 1 can normally enter the winding needle 10, and the quality of the battery cell is further improved.
Embodiments of the present utility model also provide a cell production apparatus including the winding device 100 according to any of the above embodiments. Since the winding device 100 according to the embodiment of the present utility model has the above technical effects, the cell production apparatus according to the embodiment of the present utility model also has corresponding technical effects, that is, the alignment degree of the material tape can be ensured, and the quality of the wound and formed cell is improved.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (11)
1. A winding device, characterized by comprising:
a winding needle (10), wherein the winding needle (10) can rotate around the axis of the winding needle to wind the material belt;
-a conveying module (20), the conveying module (20) being adapted to convey the strip towards the winding needle (10);
a guide (30), the guide (30) being arranged between the conveying module (20) and the winding needle (10), the guide (30) having a support surface (311) for supporting the material web;
the adjusting piece (40), the adjusting piece (40) is connected with the guide piece (30), the adjusting piece (40) can move to adjust the supporting surface (311) to move at least along the width direction of the material belt.
2. The winding device according to claim 1, characterized in that the web is movably arranged in a first direction between the transport module (20) and the winding needle (10), the support surface (311) being swingable about an axis extending in the first direction.
3. The winding device according to claim 2, wherein said adjusting member (40) comprises:
a support (41);
-a connection plate (42), a first side of which connection plate (42) is rotatably connected to the support (41), and a second side of which connection plate (42) is connected to the guide (30) such that the support surface (311) is swingable about an axis extending in the first direction;
the first fixing piece (43), first fixing piece (43) with connecting plate (42) are connected, first fixing piece (43) are used for fixed connecting plate (42) with the relative position of support (41).
4. A winding device according to claim 3, wherein the connection plate (42) is provided with a first adjustment hole (421) penetrating in a thickness direction thereof, and one end of the first fixing member (43) is screwed with the support (41) through the first adjustment hole (421).
5. A winding device according to claim 3, wherein said adjusting member (40) further comprises:
the two adjusting columns (44), two adjusting columns (44) are respectively connected with the support (41), the two adjusting columns (44) are located on two sides of the rotation axis of the connecting plate (42), and the end parts of the adjusting columns (44) are matched with the connecting plate (42) to drive the connecting plate (42) to rotate.
6. The winding device according to claim 2, wherein said adjusting member (40) comprises:
-a motor (45), said motor (45) being in driving connection with said guide (30) for driving said support surface (311) to oscillate about an axis extending in said first direction.
7. The winding device according to claim 6, wherein said regulating member (40) further comprises:
a camera (46), wherein the camera (46) is used for acquiring the offset of the material belt in the axial direction of the winding needle (10);
and the camera (46) is electrically connected with the motor (45) and the controller respectively, and the controller controls the motor (45) to rotate according to the offset.
8. The winding device according to any one of claims 2 to 7, wherein said guide (30) comprises:
the support surface (311) is arranged on the first side of the guide plate (31);
the first fixing seat (32), the second side of the first fixing seat (32) and the second side of the guide plate (31) are fixedly connected;
the second fixing seat (33), the second fixing seat (33) is movably connected with the first fixing seat (32) to adjust the angle of the supporting surface (311) relative to the first direction;
the second fixing piece (34), the second fixing piece (34) with first fixing base (32) is connected, second fixing piece (34) are used for fixed first fixing base (32) with the relative position of second fixing base (33).
9. The winding device according to claim 8, wherein said guide (30) further comprises:
the output end of the telescopic cylinder (35) is connected with one side, far away from the first fixing seat (32), of the second fixing seat (33), so that the supporting surface (311) is controlled to be close to or far away from the material belt.
10. The winding device according to claim 1, further comprising:
-at least one blowing pipe (50), said blowing pipe (50) being connected to said guide (30), said blowing pipe (50) being adapted to blow said strip between said conveyor module (20) and said winding needle (10) to support said strip.
11. A cell production apparatus comprising the winding device according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320345285.7U CN219513153U (en) | 2023-02-28 | 2023-02-28 | Winding device and cell production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320345285.7U CN219513153U (en) | 2023-02-28 | 2023-02-28 | Winding device and cell production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219513153U true CN219513153U (en) | 2023-08-11 |
Family
ID=87526279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320345285.7U Active CN219513153U (en) | 2023-02-28 | 2023-02-28 | Winding device and cell production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219513153U (en) |
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2023
- 2023-02-28 CN CN202320345285.7U patent/CN219513153U/en active Active
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