CN211017240U - Pole lug self-adaptive smoothing mechanism, pole piece unreeling device and electric core winder - Google Patents
Pole lug self-adaptive smoothing mechanism, pole piece unreeling device and electric core winder Download PDFInfo
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- CN211017240U CN211017240U CN201922487229.3U CN201922487229U CN211017240U CN 211017240 U CN211017240 U CN 211017240U CN 201922487229 U CN201922487229 U CN 201922487229U CN 211017240 U CN211017240 U CN 211017240U
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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 self-adaptive smoothing mechanism for a pole lug, a pole piece unreeling device and a core winder, wherein the self-adaptive smoothing mechanism for the pole lug comprises a bracket and a rotary axis; the first roller and the second roller are both arranged on the bracket and are parallel to the rotation axis; the first guide sheet and the second guide sheet are both arranged on the bracket, a first channel is formed between the first guide sheet and the second guide sheet, and the first guide sheet, the first roller, the second guide sheet and the second roller are sequentially distributed; and the counterweight block is arranged on the support and drives the support to rotate around the rotation axis, a connecting line is formed between the projection of the second roller and the projection of the rotation axis in the projection on the cross section of the second roller, and the projection of the first roller and the projection of the counterweight block are respectively positioned on two sides of the connecting line. The pole piece unwinding device and the electric core winding machine are provided with the pole lug self-adaptive flattening mechanism, and the pole lug self-adaptive flattening mechanism, the pole piece unwinding device and the electric core winding machine can flatten and guide the pole lugs on the pole pieces and prevent the pole lugs from being turned over.
Description
Technical Field
The utility model belongs to the technical field of battery production facility technique and specifically relates to a mechanism is smoothed in utmost point ear self-adaptation is related to, and is provided with pole piece unwinding device and electric core winder that this utmost point ear self-adaptation smoothed the mechanism.
Background
The existing battery core is generally rolled by a core winder, and the core winder forms the battery core by laminating, winding and gluing a positive pole piece, a negative pole piece and a diaphragm according to certain times. In order to improve the quality of the rolled battery cell and the winding yield of the battery cell winding machine, a tab flattening mechanism is generally arranged to flatten and guide a tab in the process of tape transport of a pole piece, so that the tab is prevented from being scrapped due to the fact that the tab is folded along with the pole piece in the tape transport process.
And the processing of unreeling of pole piece is as the first process that the electric core convoluteed, and it unreels the tape transport in-process, and whether utmost point ear takes place to turn over the follow-up work that will direct and maximize influence electric core winder that turns over, if utmost point ear takes place to turn over, so no matter how high, the process velocity is how fast of the yield of other devices of follow-up electric core winder, all can't avoid rolling up the condemned condition emergence of the electric core that contains this utmost point ear of turning over of making, still can reduce electric core winder's production efficiency simultaneously. Consequently, for utmost point ear just take place to turn over a problem when avoiding the pole piece to unreel, current processing mode is that the pole ear direction that the first department gyro wheel department of unreeling the tape at the pole piece was provided with a fixed angle smooths the mechanism and leads to smooth utmost point ear, but, the shortcoming that current utmost point ear direction smooths the mechanism existence is:
because the guide vane angle of the lug guide flattening mechanism is fixed and unchanged, when the diameter of a pole piece material roll changes (the diameter of the pole piece material roll can be reduced along with the increase of the unwinding amount), the angle of the guide vane is difficult to adapt to the diameter of the pole piece material roll, so that the lug is guided and flattened by the lug guide mechanism and the lug is invalid, and the probability of the occurrence of turnover is higher when the lug moves to the first roller along with the pole piece when the diameter of the pole piece material roll is smaller.
Disclosure of Invention
In order to solve the above problems, the main object of the present invention is to provide a tab leveling and guiding mechanism capable of leveling and guiding the tab on the tab and preventing the tab from turning over.
Another object of the utility model is to provide a be provided with above-mentioned utmost point ear self-adaptation and smooth pole piece unwinding device of mechanism.
Still another object of the utility model is to provide an electricity core winder who is provided with above-mentioned utmost point ear self-adaptation mechanism of smoothing.
In order to achieve the main object of the present invention, the present invention provides a self-adaptive smoothing mechanism for a tab, comprising a support, a first roller, a second roller, a first guide plate, a second guide plate and a counter weight, wherein the support has a rotation axis, the first roller is rotatably mounted on the support around its own axis, the first roller is parallel to the rotation axis, the second roller is rotatably mounted on the support around its own axis, the second roller is parallel to the first roller, the first guide plate is mounted on the support, the first guide plate is located at the first end of the second roller, the second guide plate is mounted on the support, the second guide plate is located at the first end of the second roller, a first channel is formed between the second guide plate and the first guide plate, the first roller is located between the first guide plate and the second guide plate along the feeding direction of the first channel, the second roller is located at the downstream end of the second guide plate, the balancing weight is installed on the support, and the balancing weight can drive the support and rotate around the axis of rotation, and along vertical direction, the projection of first gyro wheel and the projection of balancing weight are located the both sides of the projection of second gyro wheel, the projection of first gyro wheel and the projection of balancing weight are located the both sides of axis of rotation respectively.
Therefore, the first roller supports the pole piece, changes the direction of the pole piece, and enables the pole piece to penetrate into a first channel formed between the first guide sheet and the second guide sheet. When the pole piece passes through the first channel, the pole lug on the pole piece is guided and smoothed by the first guide piece and/or the second guide piece, so that the pole lug is prevented from being folded when passing through the pole lug self-adaptive smoothing mechanism. The second roller is matched with the unreeling deviation-rectifying roller arranged on the support to assist other mechanisms to change the direction of the pole lug and the pole piece penetrating through the first channel. The balancing weight is vertical downstream under the action of gravity to drive the support and rotate around the axis of revolution of support, make the first gyro wheel of installing on the support, the second gyro wheel, the axis of revolution that the support was also followed to first guide vane and second guide vane rotates, thereby make the position of first gyro wheel can change along with the change between the material is rolled up to the pole piece, guarantee that the pole piece can be accurate by the leading-in first passageway of first gyro wheel, avoid the utmost point ear on the pole piece to take place to turn over when smoothing the mechanism through utmost point ear self-adaptation.
Preferably, the bracket has a plurality of connection locations, and the weight is mounted at one of the plurality of connection locations.
It is from top to bottom, through setting up a plurality of connection positions for the position of balancing weight is adjustable, thereby makes utmost point ear self-adaptation smooth the pole piece material that is applicable to different diameter specifications that the mechanism can be better and roll up.
The further scheme is that the connecting position is a connecting hole, and the balancing weight is connected with the connecting hole.
From top to bottom, set the connection position to the connecting hole for the balancing weight accessible bolt goes on with the connecting hole, and of course, also can be connected with the connecting hole through setting up corresponding connecting axle on the balancing weight.
Another preferred scheme is that a first sliding groove is formed in the support, and the balancing weight is connected with the first sliding groove in a sliding mode along the extending direction of the first sliding groove.
It is from top to bottom visible, the connection structure setting between the setting of first spout and the balancing weight for but the position of balancing weight support change, adjust, thereby make utmost point ear self-adaptation smooth the pole piece material that is applicable to different diameter specifications that the mechanism can be better roll.
Another preferred scheme is that a second sliding groove is formed in the support, and the second roller is connected with the second sliding groove in a sliding mode along the extending direction of the second sliding groove.
Therefore, the second idler wheel can adjust the position of the second idler wheel through the second sliding groove, so that the second idler wheel can be suitable for unreeling deviation correcting idler wheels with different diameters installed on the support.
Another preferred scheme is that the first guide piece is provided with a first cambered surface portion, the outer convex surface of the first cambered surface portion is arranged towards the first channel, the second guide piece is provided with a second cambered surface portion, the outer convex surface of the second cambered surface portion is arranged towards the first channel, and the distance between the first cambered surface portion and the second cambered surface portion is gradually reduced along the feeding direction of the first channel.
It is from top to bottom visible, through the structural design to first guide vane and second guide vane for utmost point ear when first guide vane and second guide vane, the first passageway of entering that can be better is guided, is smoothed, and in addition, the structural design of first guide vane and second guide vane can also carry out certain space to first gyro wheel and dodge, reduces utmost point ear self-adaptation and smooths the volume of mechanism, guarantees utmost point ear simultaneously and is guided, the effect of smoothing.
The further scheme is that the balancing weight includes connecting portion and counter weight portion, and the first end and the support of connecting portion are articulated, counter weight portion and the second end fixed connection of connecting portion.
It is from top to bottom visible, the structural design of balancing weight makes counter weight portion can remain throughout in vertical flagging state, has improved utmost point ear self-adaptation and has smoothed adjustment sensitivity and the reliability of mechanism.
In order to realize the utility model discloses a further purpose, the utility model provides a pole piece unwinding device, wherein, smooth the mechanism and unreel the gyro wheel of rectifying including utmost point ear self-adaptation, utmost point ear self-adaptation is smoothed the mechanism and is foretell utmost point ear self-adaptation, unreels the gyro wheel of rectifying and rotationally installs on the support around the axis of self, unreels the gyro wheel of rectifying and sets up with the axis of revolution collineation, unreels and forms the second passageway between gyro wheel of rectifying and the second gyro wheel, second passageway and first passageway intercommunication.
The pole piece unwinding device further comprises an installation panel and an unwinding roller shaft, the unwinding deviation-correcting roller is installed on the installation panel, the unwinding roller shaft is installed on the installation panel in a rotating mode around the axis of the unwinding roller shaft, and the unwinding roller shaft is located at the upstream end of the pole lug self-adaptive flattening mechanism along the feeding direction of the first channel.
Therefore, the pole piece unwinding device provided with the pole lug self-adaptive flattening mechanism can better guide the unwound pole piece, and ensure that the pole lugs on the guided pole piece cannot be folded.
In order to realize the utility model discloses a still another purpose, the utility model provides an electricity core winder, wherein, smooth the mechanism including foretell utmost point ear self-adaptation.
It can be seen from above that, the electric core winding machine provided with the pole lug self-adaptation smoothing mechanism can ensure that the pole lug on the pole piece can be guided and smoothed when the direction of the pole piece is changed, so that the pole lug on the pole piece which is changed backwards is prevented from being turned over.
Drawings
Fig. 1 is a structural diagram of a first unwinding state of the first embodiment of the pole piece unwinding device of the present invention.
Fig. 2 is the structure diagram of the pole lug self-adaptive flattening mechanism of the first embodiment of the pole piece unwinding device of the present invention.
Fig. 3 is a mechanism diagram of the pole lug self-adaptive flattening mechanism of the first embodiment of the pole piece unwinding device at another view angle of the utility model
Fig. 4 is a structural diagram of the second unwinding state of the first embodiment of the pole piece unwinding device of the present invention.
Fig. 5 is a structural diagram of a pole lug self-adaptive flattening mechanism of a second embodiment of the pole piece unwinding device of the present invention.
Fig. 6 is a first structural diagram of a pole lug self-adaptive smoothing mechanism according to a third embodiment of the pole piece unwinding device of the present invention.
Fig. 7 is a second structure diagram of the pole lug self-adaptive flattening mechanism of the third embodiment of the pole piece unwinding device of the present invention.
Fig. 8 is a structural diagram of a pole lug self-adaptive flattening mechanism of the fourth embodiment of the pole piece unwinding device of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Pole piece unwinding device first embodiment:
referring to fig. 1, the pole piece unwinding device 100 includes a mounting panel 1, an unwinding roller shaft 2, an unwinding deviation rectifying roller 3, and a tab self-adaptive smoothing mechanism 4. Wherein, unreel the roller 2 around the axis of self rotationally install on installation panel 1, unreel roller 2 perpendicular to installation panel 1. The pole piece material roll 101 is installed on the unwinding roller shaft 2, and unwinding of the pole piece 1011 is realized through the unwinding roller shaft 2. The unwinding deviation rectifying roller 3 comprises a rotating shaft 31 and a third roller 32, the rotating shaft 31 is installed on the installation panel 1, the rotating shaft 31 is parallel to the unwinding roller shaft 2, and the third roller 32 is sleeved on the rotating shaft 31 and can rotate relative to the rotating shaft 31.
With reference to fig. 2 and 3, the tab adaptive smoothing mechanism 4 includes a bracket 41, a first roller 42, a second roller 43, a first guide sheet 44, a second guide sheet 45, and a weight 46. The bracket 41 has a rotation axis, and the bracket 41 is provided with a mounting hole 411, and the mounting hole 411 is arranged coaxially with the rotation axis. The bracket 41 is sleeved on the rotating shaft 31 of the unwinding deviation rectifying roller 3 through the mounting hole 411, and the bracket 41 can rotate relative to the rotating shaft 31. Preferably, a bearing is disposed between the rotating shaft 31 and the mounting hole 411, and the bearing is used for reducing the friction force applied when the bracket 41 rotates relative to the rotating shaft 31, so that the rotation of the bracket 41 is smoother.
The second roller 43 is rotatably mounted on the bracket 41 around its own axis, the second roller 43 is parallel to the first roller 42, in addition, a second channel is formed between the second roller 43 and the third roller 32 of the unwinding deviation rectifying roller 3, the second channel is used for allowing the tab 1012 and the pole piece 1011 to pass through, and when the tab 1012 and the pole piece 1011 pass through the second channel, the second roller 43 is matched with the third roller 32 to flatten the tab 1012, so that the phenomenon that the pole piece 1011 turns over when passing through the tab self-adaptive flattening mechanism 4 through the second channel is avoided. Meanwhile, the second roller 43 and the third roller 32 are also used for cooperating with other devices of the core winder to change the tape running direction of the pole piece 1011.
The first guide piece 44 and the second guide piece 45 are both mounted on the bracket 41, and the first guide piece 44 and the second guide piece 45 are both located at the first end of the second roller 43. A first channel is formed between the first guide piece 44 and the second guide piece 45, the first roller 43 is positioned between the first guide piece 44 and the second guide piece 45 along the feeding direction of the first channel, the second roller 43 is positioned at the downstream end of the second guide piece 44, and the unwinding roller shaft 2 is positioned at the upstream end of the tab self-adaptive smoothing mechanism 44 along the feeding direction of the first channel. Wherein the second passage is located at an outlet of the first passage and communicates with the first passage. The pole piece 1011 enters the first channel after being guided by the first roller 42, and when the pole piece 1011 enters the first channel, the first guide piece 44 and/or the second guide piece 45 guide and smooth the tab 1012 on the pole piece 1011, so that the tab 1012 is prevented from being turned over when entering the first channel and the second channel.
Preferably, the first guide sheet 44 has a first arc surface portion 441, an outer convex surface of the first arc surface portion 441 is disposed toward the first channel, an outer convex surface of the second guide sheet 45 having a second arc surface portion 442 is disposed toward the first channel, and a distance between the first arc surface portion 441 and the second arc surface portion 442 is gradually reduced along a feeding direction of the first channel, so that the tab 1012 can better enter the first channel and be guided and smoothed when passing through the first guide sheet 44 and the second guide sheet 45, and in addition, the structural design of the first guide sheet 44 and the second guide sheet 45 can also perform a certain space avoidance on the first roller 42, reduce the volume of the tab self-adaptive smoothing mechanism 44, and simultaneously ensure the guiding and smoothing effects of the tab 1012.
The counterweight 46 is installed on the support 41, along the vertical direction, the projection of the first roller 42 and the projection of the counterweight 46 are located on two sides of the projection of the second roller 43, the projection of the first roller 42 and the projection of the counterweight 46 are respectively located on two sides of a rotation axis, namely the projection on the cross section of the second roller 43, a connecting line L1 is formed between the projection of the second roller 43 and the projection of the rotation axis, the projection of the first roller 42 and the projection of the counterweight 46 are respectively located on two sides of the connecting line L1, the counterweight 46 can constantly drive the first roller 42 to move towards the pole piece 1011 through the gravity borne by the counterweight 46, so that the first roller 42 is controlled to always keep a state of supporting the pole piece 1012, when the angle of the pole piece 1011 entering the pole piece adaptive flattening mechanism 44 is reduced along with the reduction of the diameter of the pole piece adaptive roll coil 101, the counterweight 46 can control the position of the first roller 42 to be adaptively adjusted along with the change of the angle of the pole piece 1011 entering the adaptive flattening mechanism 44, so as to ensure that the first roller 42 can always guide the first roller to guide the first pole piece into the first pole piece passage 1011 and/or the second pole piece guide passage 1011 to avoid the second pole piece.
Preferably, in the present embodiment, the weight 46 includes a connecting portion 461 and a weight portion 462, a first end of the connecting portion 461 is hinged to the bracket 41, the weight portion 462 is fixedly connected to a second end of the connecting portion 461, and the weight portion 462 and the connecting portion 461 are preferably integrally formed. And through the structural design to balancing weight 46 and the design through balancing weight 46 and the connected mode of support 41 for balancing weight portion 462 of balancing weight 46 can remain vertical flagging state throughout, has improved utmost point ear self-adaptation and has smoothed the regulation sensitivity of mechanism 44, and makes utmost point ear self-adaptation smooth the regulation of mechanism 44 more steady and reliable.
The operation of the pole piece unwinding device 100 is described below with reference to fig. 1 to 4:
firstly, install pole piece book 101 on unreeling roller shaft 2, and make pole piece 1011 wind first on first gyro wheel 42, and wear out utmost point ear self-adaptation through first passageway and second passageway and smooth mechanism 4, at this moment, because utmost point ear self-adaptation smooths balancing weight 46 of mechanism 4 and constantly receives the action of gravity, make balancing weight 46 have the trend of vertical downward movement in order to drive first gyro wheel 42 and remove to pole piece 1011, nevertheless because the constraint of pole piece 1011 makes balancing weight 46 can't continue to drive first gyro wheel 42 and remove.
Referring to fig. 1, when the unwinding roller shaft 2 unwinds the pole piece material roll 101 in the first direction, because the diameter of the pole piece material roll 101 gradually decreases, the inclination angle of the pole piece 1011 at the unwound position also decreases, the pole piece 1011 moves away from the first roller 42, and a gap begins to appear between the pole piece 1011 and the first roller 42, but at this time, the pole piece 1011 releases the constraint on the first roller 42, so that the counterweight block 46 drives the bracket 41 to rotate along the second direction under the action of gravity, thereby the first roller 42 moves towards the pole piece 1011, until the first roller 42 abuts against the pole piece 1011 to guide the pole piece 1011, and the pole piece 1011 keeps in a tight state.
Similarly, referring to fig. 4, when the unwinding roller shaft 2 unwinds the pole piece material roll 101 in the second direction, since the diameter of the pole piece material roll 101 gradually decreases, the inclination angle of the unwound pole piece 1011 also decreases, the pole piece 1011 moves close to the first roller 42, and the first roller 42 moves toward the pole piece 1011 under the action of the counterweight 46, so that the first roller 42 is closely attached to the pole piece 1011 to guide the pole piece 1011, and the pole piece 1011 is kept in a tight state. The first direction is opposite to the second direction, and in this embodiment, the first direction is counterclockwise and the second direction is clockwise.
In conclusion, through the structural design of the tab self-adaptive smoothing mechanism 44, the tab self-adaptive smoothing mechanism 4 can adjust the position state of the tab self according to the unwinding diameter of the pole piece material roll 101, so as to ensure that the tab self-adaptive smoothing mechanism 44 can accurately and reliably guide and smooth the tabs 1012 on the pole pieces 1011 passing through the tab self, and thus avoid the tabs 1012 passing through the tab self from being folded.
Pole piece unwinding device second embodiment:
referring to fig. 5, the difference between the present embodiment and the first embodiment of the pole piece unwinding device is that:
the bracket 51 is provided with a plurality of connecting positions 511, in this embodiment, the mounting positions 511 are preferably connecting holes, the connecting portion 521 of the counterweight block 52 is provided with a first pin 5211, the first pin 5211 is parallel to the second roller, and the counterweight block 52 is hinged with one of the connecting holes through the first pin 5211. Through setting up a plurality of connection positions 511 for the position of balancing weight 52 is adjustable, thereby makes pole lug self-adaptation smooth the pole piece material that mechanism can be better be applicable to different diameter specifications and roll up.
Pole piece unwinding device third embodiment:
the difference between this embodiment and the first embodiment of the pole piece unwinding device lies in:
the bracket 61 is provided with a first sliding groove 611, wherein the first sliding groove 611 can be a linear sliding groove or a curved sliding groove, referring to fig. 6, when the first sliding groove 611 is a linear sliding groove, the first sliding groove 611 is preferably parallel to a line segment L2 between the axis of the first roller and the rotation axis, referring to fig. 7, when the first sliding groove 611 is a curved sliding groove, the first sliding groove 611 is preferably an arc groove, and the center of the circle corresponding to the arc groove is concentric with the center of the cross section of the rotation shaft, the connecting portion 621 of the counterweight block 62 is provided with a second pin 6211, the second pin 6211 is parallel to the second roller, the second pin 6211 is slidably disposed in the first sliding groove 611 along the extending direction of the first sliding groove 611, so that the position of the counterweight block 62 can be changed and adjusted relative to the bracket 61, and the pole lug self-adaptive flattening mechanism can be better suitable for pole pieces with different diameters.
Pole piece unwinding device fourth embodiment:
referring to fig. 8, the difference between the present embodiment and the first, second, or third embodiments of the pole piece unwinding device is as follows:
the bracket 71 is provided with a second sliding groove 711, the second sliding groove 711 preferably extends towards the rotation axis, the end of the second roller 72 is slidably connected with the second sliding groove 711 along the extending direction of the second sliding groove 711, and the position of the second roller 72 can be adjusted through the second sliding groove 711, so that the second roller 72 can be suitable for unwinding deviation correcting rollers with different diameters mounted on the bracket 71.
Electrical core winder embodiment:
the electric core winder comprises the pole piece self-adaptive flattening mechanism or the pole piece unwinding device in the first embodiment to the fourth embodiment of the pole piece unwinding device, and the electric core winder provided with the pole piece self-adaptive flattening mechanism or the pole piece unwinding device can ensure that the pole lugs on the pole pieces can be guided and flattened when the direction of the pole pieces is changed, so that the pole lugs on the pole pieces which are moved backwards are prevented from being turned over.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (10)
1. Utmost point ear self-adaptation mechanism of smoothing, its characterized in that includes:
a support having an axis of rotation;
a first roller rotatably mounted on the bracket about its axis, the first roller being parallel to the axis of rotation;
the second roller is rotatably arranged on the bracket around the axis of the second roller, and the second roller is parallel to the first roller;
the first guide piece is arranged on the bracket and is positioned at the first end of the second roller;
the second guide sheet is arranged on the bracket, the second guide sheet is positioned at the first end of the second roller, a first channel is formed between the second guide sheet and the first guide sheet, the first roller is positioned between the first guide sheet and the second guide sheet along the feeding direction of the first channel, and the second roller is positioned at the downstream end of the second guide sheet;
the counterweight block is installed on the support and can drive the support to rotate around the rotation axis, and along the vertical direction, the projection of the first roller and the projection of the counterweight block are respectively located on two sides of the projection of the second roller, and the projection of the first roller and the projection of the counterweight block are respectively located on two sides of the rotation axis.
2. The pole lug self-adaptation smoothing mechanism of claim 1, characterized in that:
the support is provided with a plurality of connecting positions, and the balancing weight is arranged on one of the connecting positions.
3. The pole lug self-adaptation smoothing mechanism of claim 2, characterized in that:
the connecting position is a connecting hole, and the balancing weight is connected with the connecting hole.
4. The pole lug self-adaptation smoothing mechanism of claim 1, characterized in that:
the support is provided with a first sliding groove, and the balancing weight is connected with the first sliding groove in a slidable mode along the extending direction of the first sliding groove.
5. The pole lug self-adaptation smoothing mechanism of claim 1, characterized in that:
the support is provided with a second sliding groove, and the second roller is connected with the second sliding groove in a sliding mode along the extending direction of the second sliding groove.
6. The pole lug self-adaptation smoothing mechanism of claim 1, characterized in that:
the first guide sheet is provided with a first cambered surface part, and the outer convex surface of the first cambered surface part is arranged towards the first channel;
the second guide piece is provided with a second cambered surface part, and the outer convex surface of the second cambered surface part is arranged towards the first channel;
the distance between the first cambered surface portion and the second cambered surface portion is gradually reduced along the feeding direction of the first channel.
7. The pole lug self-adaptation smoothing mechanism of any one of claims 1 to 6, characterized in that:
the balancing weight includes:
the first end of the connecting part is hinged with the bracket;
the counterweight part is fixedly connected with the second end of the connecting part.
8. Pole piece unwinding device, its characterized in that includes:
a pole lug self-adaptive flattening mechanism, wherein the pole lug self-adaptive flattening mechanism is the pole lug self-adaptive flattening mechanism of any one of the claims 1 to 7;
unreel the gyro wheel of rectifying, unreel the gyro wheel of rectifying and install rotatably around the axis of self on the support, unreel the gyro wheel of rectifying with the rotation axis collineation sets up, unreel the gyro wheel of rectifying with form the second passageway between the second gyro wheel, the second passageway with first passageway intercommunication.
9. The pole piece unwinding device of claim 8, wherein:
pole piece unwinding device still includes:
the unwinding deviation rectifying roller is arranged on the mounting panel;
and the unwinding roller shaft is rotatably installed on the installation panel around the axis of the unwinding roller shaft, and is positioned at the upstream end of the lug self-adaptive smoothing mechanism along the feeding direction of the first channel.
10. An electric core winder, characterized by comprising the tab self-adaptive flattening mechanism of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487229.3U CN211017240U (en) | 2019-12-30 | 2019-12-30 | Pole lug self-adaptive smoothing mechanism, pole piece unreeling device and electric core winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487229.3U CN211017240U (en) | 2019-12-30 | 2019-12-30 | Pole lug self-adaptive smoothing mechanism, pole piece unreeling device and electric core winder |
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|---|---|
| CN211017240U true CN211017240U (en) | 2020-07-14 |
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| CN201922487229.3U Active CN211017240U (en) | 2019-12-30 | 2019-12-30 | Pole lug self-adaptive smoothing mechanism, pole piece unreeling device and electric core winder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916846A (en) * | 2020-08-25 | 2020-11-10 | 深圳吉阳智能科技有限公司 | Utmost point ear guider |
| CN112164829A (en) * | 2020-09-15 | 2021-01-01 | 孚能科技(赣州)股份有限公司 | Diaphragm smoothing and compacting mechanism and laminating machine |
| CN113113735A (en) * | 2021-04-16 | 2021-07-13 | 惠州亿纬锂能股份有限公司 | Kneading and flattening device |
| CN114388894A (en) * | 2021-12-22 | 2022-04-22 | 深圳市海目星激光智能装备股份有限公司 | Tab flattening mechanism and battery cell processing system |
| CN115172851A (en) * | 2022-08-08 | 2022-10-11 | 楚能新能源股份有限公司 | Tab straightening device |
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2019
- 2019-12-30 CN CN201922487229.3U patent/CN211017240U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916846A (en) * | 2020-08-25 | 2020-11-10 | 深圳吉阳智能科技有限公司 | Utmost point ear guider |
| CN112164829A (en) * | 2020-09-15 | 2021-01-01 | 孚能科技(赣州)股份有限公司 | Diaphragm smoothing and compacting mechanism and laminating machine |
| CN113113735A (en) * | 2021-04-16 | 2021-07-13 | 惠州亿纬锂能股份有限公司 | Kneading and flattening device |
| CN114388894A (en) * | 2021-12-22 | 2022-04-22 | 深圳市海目星激光智能装备股份有限公司 | Tab flattening mechanism and battery cell processing system |
| CN115172851A (en) * | 2022-08-08 | 2022-10-11 | 楚能新能源股份有限公司 | Tab straightening device |
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