CN212277292U

CN212277292U - Utmost point ear guider

Info

Publication number: CN212277292U
Application number: CN202021807183.5U
Authority: CN
Inventors: 阳如坤; 晁浩明; 陈飞; 杨吉; 魏宏生
Original assignee: Shenzhen Geesun Intelligent Technology Co Ltd
Current assignee: Shenzhen Geesun Intelligent Technology Co Ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-01-01
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a utmost point ear guider relates to electric core coiling technical field. The tab guiding device comprises a mounting seat, a driving mechanism, a sliding block, a connecting rod, a first guiding mechanism and a second guiding mechanism. The driving mechanism is installed on the mounting seat and connected with the sliding block, the sliding block is in sliding fit with the mounting seat, the driving mechanism can drive the sliding block to slide relative to the mounting seat, the sliding block is connected with the connecting rod, and the first guiding mechanism and the second guiding mechanism are installed on the connecting rod. Compared with the prior art, the utility model provides a utmost point ear guider is owing to adopted the actuating mechanism who is connected with the sliding block and installed first guiding mechanism and the second guiding mechanism on the connecting rod, so can lead to smooth the utmost point ear of positive pole piece and negative pole piece simultaneously, prevents that utmost point ear from taking place to turn over when convoluteing, and the direction is effectual, improves electric core quality and production efficiency.

Description

Utmost point ear guider

Technical Field

The utility model relates to an electricity core coiling technical field particularly, relates to a utmost point ear guider.

Background

At present, in the production process of power lithium batteries, a winding machine is mainly used for winding a positive electrode sheet, a negative electrode sheet and a diaphragm so as to form a battery core. However, the current winding machine cannot guide and smooth the pole lug of the pole piece, so that the pole lug of the pole piece is easily turned over before being wound, the quality of the battery cell is affected, and the production efficiency of the battery cell is reduced.

In view of this, it is very important to design and manufacture a tab guiding device with good guiding effect, especially in the cell production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a utmost point ear guider can lead to the utmost point ear of positive pole piece and negative pole piece simultaneously and smooth, prevents that utmost point ear from taking place to turn over when convoluteing and roll over, and the direction is effectual, improves electric core quality and production efficiency.

The utility model is realized by adopting the following technical scheme.

The utility model provides a utmost point ear guider, which comprises a mounting bas, actuating mechanism, the sliding block, the connecting rod, first guiding mechanism and second guiding mechanism, actuating mechanism installs on the mount pad, and be connected with the sliding block, sliding block and mount pad sliding fit, actuating mechanism can drive the sliding block and slide for the mount pad, the sliding block is connected with the connecting rod, first guiding mechanism and second guiding mechanism are all installed on the connecting rod, first guiding mechanism is used for leading the utmost point ear of positive pole piece at electric core coiling in-process, second guiding mechanism is used for leading the utmost point ear of negative pole piece at electric core coiling in-process.

Furthermore, the first guide mechanism comprises a first clamping piece, a first support, a second clamping piece and a first guide piece, the first clamping piece is connected to the connecting rod, one end of the first support is installed on the connecting rod, the other end of the first support is connected with the second clamping piece, one end of the first guide piece is clamped in the first clamping piece, and the other end of the first guide piece is clamped in the second clamping piece.

Further, the first guide piece is made of flexible materials, and the first guide piece is arranged in an arc shape.

Further, first support includes first connecting rod and second connecting rod, and the one end of first connecting rod is connected in the tip of connecting rod, and the other end is connected with the second connecting rod, and the second connecting rod is connected with the second holder.

Furthermore, the second connecting rod is provided with a first limiting groove, the second clamping piece is provided with a first threaded hole, the first limiting groove is used for a screw to pass through, and the screw can be matched with the first threaded hole to fix the relative position of the second connecting rod and the second clamping piece.

Further, the second guide mechanism comprises a second support, a third clamping piece and a second guide piece, one end of the second support is installed on the connecting rod, the other end of the second support is connected with the third clamping piece, and the second guide piece is clamped in the third clamping piece.

Further, the second support includes third connecting rod and fourth connecting rod, and the one end of third connecting rod is connected in the tip of connecting rod, and the other end is connected with the fourth connecting rod, and the fourth connecting rod is connected with the third holder.

Furthermore, a second threaded hole is formed in the third connecting rod, a second limiting groove is formed in the fourth connecting rod, the second limiting groove is used for allowing a screw to pass through, and the screw can be matched with the second threaded hole to fix the relative position of the third connecting rod and the fourth connecting rod.

Furthermore, a sliding groove is formed in the sliding block, the connecting rod is arranged in the sliding groove in a sliding mode, a third limiting groove is formed in the side wall of the sliding groove, a third threaded hole is formed in the connecting rod, the third limiting groove is used for allowing a screw to pass through, and the screw can be matched with the third threaded hole to fix the relative position of the sliding block and the connecting rod.

Further, actuating mechanism includes driving motor, lead screw and sleeve, and driving motor is connected with the lead screw transmission, and outside the lead screw was located to the sleeve cover, and with lead screw thread fit, sleeve and sliding block fixed connection.

The utility model provides a utmost point ear guider has following beneficial effect:

the utility model provides a utmost point ear guider, actuating mechanism installs on the mount pad, and be connected with the sliding block, sliding block and mount pad sliding fit, actuating mechanism can drive the sliding block and slide for the mount pad, the sliding block is connected with the connecting rod, first guiding mechanism and second guiding mechanism are all installed on the connecting rod, first guiding mechanism is used for leading the utmost point ear of adjusting the pole piece at electric core coiling in-process, second guiding mechanism is used for leading the utmost point ear of negative pole piece at electric core coiling in-process. Compared with the prior art, the utility model provides a utmost point ear guider is owing to adopted the actuating mechanism who is connected with the sliding block and installed first guiding mechanism and the second guiding mechanism on the connecting rod, so can lead to smooth the utmost point ear of positive pole piece and negative pole piece simultaneously, prevents that utmost point ear from taking place to turn over when convoluteing, and the direction is effectual, improves electric core quality and production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view illustrating a tab guiding device according to an embodiment of the present invention guiding a tab;

fig. 2 is a schematic structural view of a tab guiding device according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first guide mechanism in the tab guide device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second guiding mechanism in the tab guiding device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the connection rod connected to the sliding block in the tab guiding device provided by the embodiment of the present invention.

Icon: 100-tab guiding means; 110-a mount; 120-a drive mechanism; 130-a slider; 131-a sliding groove; 132-a third limit groove; 140-a connecting rod; 141-third threaded hole; 150-a first guide mechanism; 151-first clamp; 152-a first bracket; 153-a second clamp; 154-a first guide tab; 155-a first link; 156-a second link; 157-a first limiting groove; 158-a first threaded hole; 160-a second guiding mechanism; 161-a second stent; 162-a third clamp; 163-a second guide tab; 164-an extension; 165-a third link; 166-a fourth link; 167-a second threaded hole; 168-a second limit groove; 200-positive plate; 300-negative pole piece; 400-winding needle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, e.g., as meaning 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.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

Examples

Referring to fig. 1 to 5 in combination, an embodiment of the present invention provides a tab guiding device 100 for guiding a tab of a tab during a winding process of a battery cell. The electrode tabs of the positive electrode plate 200 and the negative electrode plate 300 can be guided and smoothed simultaneously, the electrode tabs are prevented from being turned over when being wound, the guiding effect is good, and the quality of a battery cell and the production efficiency are improved.

The tab guide 100 includes a mounting base 110, a driving mechanism 120, a sliding block 130, a connecting rod 140, a first guide mechanism 150, and a second guide mechanism 160. The driving mechanism 120 is installed on the installation seat 110 and connected to the sliding block 130, the sliding block 130 is in sliding fit with the installation seat 110, and the driving mechanism 120 can drive the sliding block 130 to slide relative to the installation seat 110. The sliding block 130 is connected with the connecting rod 140, and the sliding block 130 can synchronously drive the connecting rod 140 to move relative to the mounting seat 110. The first guide mechanism 150 and the second guide mechanism 160 are both mounted on the connecting rod 140, the first guide mechanism 150 is used for guiding the tab of the positive electrode sheet 200 in the cell winding process, and the second guide mechanism 160 is used for guiding the tab of the negative electrode sheet 300 in the cell winding process.

In this embodiment, the tab of positive plate 200 and the tab of negative plate 300 are located same side in electric core, in the process of coiling the material strap at winding needle 400, positive plate 200 and negative plate 300 are continuously coiled on winding needle 400, first guiding mechanism 150 guides and smoothes the tab of positive plate 200 at this moment, to prevent that the tab of positive plate 200 from turning over, second guiding mechanism 160 guides the tab of negative plate 300, to prevent that the tab of negative plate 300 from turning over, thereby guarantee that the coiling process goes on steadily.

The first guide mechanism 150 includes a first clamping member 151, a first bracket 152, a second clamping member 153, and a first guide piece 154. The first clamping member 151 is connected to the connecting rod 140, one end of the first bracket 152 is mounted on the connecting rod 140, the other end is connected to the second clamping member 153, and the first clamping member 151 and the second clamping member 153 are arranged in parallel at intervals. One end of the first guide piece 154 is clamped in the first clamping member 151, and the other end is clamped in the second clamping member 153, so as to fix the shape and position of the first guide piece 154, and improve the guiding effect of the first guide piece 154.

The first bracket 152 includes a first link 155 and a second link 156. The first link 155 has one end connected to the end of the connecting rod 140, the other end connected to the second link 156, and the second link 156 connected to the second clamping member 153. Specifically, the first link 155 is rotatable with respect to the connection link 140, and when the first link 155 is rotated by a certain angle, the first link 155 and the connection link 140 are connected by a screw to fix the relative positions of the first link 155 and the connection link 140; the second link 156 can rotate relative to the first link 155, and after the second link 156 rotates a certain angle, the second link 156 and the first link 155 are connected by a screw to fix the relative position of the second link 156 and the first link 155; the second clamping member 153 is rotatable with respect to the second link 156, and when the second clamping member 153 is rotated by a certain angle, the second clamping member 153 and the second link 156 are connected by a screw to fix the relative positions of the second clamping member 153 and the second link 156. In this way, the position of the second clamping member 153 can be arbitrarily adjusted according to actual conditions, so that the position and angle of the first guide piece 154 can be freely adjusted, and the guide effect is further improved.

It should be noted that the second connecting rod 156 is provided with a first limiting groove 157, the second clamping member 153 is provided with a first threaded hole 158, the first limiting groove 157 is used for a screw to pass through, and the screw can be matched with the first threaded hole 158 to fix the relative position of the second connecting rod 156 and the second clamping member 153. Specifically, the second clamping member 153 can slide relative to the second link 156 along the extending direction of the first limiting groove 157, and after the second clamping member 153 slides for a certain distance, a screw is used to pass through the first limiting groove 157 and is screwed relative to the first threaded hole 158, so as to fix the relative position of the second link 156 and the second clamping member 153. In this way, the relative position between the second clamping member 153 and the second link 156 can be arbitrarily adjusted according to actual conditions, so as to adjust the position and angle of the first guide piece 154.

The second guide mechanism 160 includes a second bracket 161, a third clamp 162, and a second guide piece 163. One end of the second bracket 161 is mounted on the connecting rod 140, the other end is connected to the third clamping member 162, and the second guide piece 163 is clamped in the third clamping member 162. Specifically, the third clamping member 162 is obliquely provided with an extending portion 164, one end of the second guide piece 163 is clamped in the extending portion 164, and the extending portion 164 can limit the position of the second guide piece 163 to fix the shape and position of the second guide piece 163, so as to improve the guiding effect of the second guide piece 163.

The second bracket 161 includes a third link 165 and a fourth link 166. Third link 165 has one end connected to the end of connecting rod 140 and the other end connected to fourth link 166, and fourth link 166 is connected to third clamping member 162. Specifically, the third link 165 can rotate with respect to the connection rod 140, and after the third link 165 rotates by a certain angle, the third link 165 and the connection rod 140 are connected by a screw to fix the relative position of the third link 165 and the connection rod 140; the fourth link 166 can rotate relative to the third link 165, and after the fourth link 166 rotates a certain angle, the fourth link 166 and the third link 165 are connected by a screw to fix the relative positions of the fourth link 166 and the third link 165; third clamping member 162 is rotatable relative to fourth link 166, and when third clamping member 162 is rotated a certain angle, third clamping member 162 and fourth link 166 are coupled together by a screw to fix the relative positions of third clamping member 162 and fourth link 166. In this way, the position of the third clamp 162 can be arbitrarily adjusted according to actual conditions, so that the position and angle of the second guide piece 163 can be freely adjusted, and the guide effect is further improved.

It should be noted that the third link 165 is provided with a second threaded hole 167, the fourth link 166 is provided with a second limiting groove 168, the second limiting groove 168 is used for a screw to pass through, and the screw can be matched with the second threaded hole 167 to fix the relative position of the third link 165 and the fourth link 166. Specifically, the third link 165 can slide relative to the fourth link 166 along the extending direction of the second limiting groove 168, and after the third link 165 slides for a certain distance, a screw is used to pass through the second limiting groove 168 and is screwed relative to the second threaded hole 167, so as to fix the relative position of the third link 165 and the fourth link 166. Thus, the relative positions of the third link 165 and the fourth link 166 can be arbitrarily adjusted according to actual conditions, and the position and angle of the second guide piece 163 can be adjusted.

It is noted that the first guide piece 154 is made of a flexible material, and the first guide piece 154 is disposed in an arc shape, and similarly, the second guide piece 163 is made of a flexible material, and the second guide piece 163 is disposed in an arc shape. In this embodiment, the first guide piece 154 and the second guide piece 163 are both made of flexible non-metal films, and can not scratch the tab and flexibly adapt to the guide smoothing of the tab. Specifically, the first and

second clamps

151 and 153 can adjust the curvature of the first guide piece 154 and the contact position of the first guide piece 154 with the tab of the positive electrode sheet 200, and the third clamp 162 can adjust the curvature of the second guide piece 163 and the contact position of the second guide piece 163 with the tab of the negative electrode sheet 300.

In this embodiment, the first clamping member 151 includes a first clamping piece (not shown) and a second clamping piece (not shown), the first clamping piece and the second clamping piece are disposed in a fitting manner and fixedly connected by a screw, the first guiding piece 154 is clamped between the first clamping piece and the second clamping piece, and the first clamping piece and the second clamping piece cooperate to clamp the first guiding piece 154, so as to define the position and shape of the first guiding piece 154. In addition, the specific structures of the second clamping member 153 and the third clamping member 162 are the same as the specific structure of the first clamping member 151, and are not described herein again.

It should be noted that the sliding block 130 is provided with a sliding groove 131, the connecting rod 140 is slidably disposed in the sliding groove 131, and the connecting rod 140 can slide along the extending direction of the sliding groove 131 to adjust the positions of the first guiding mechanism 150 and the second guiding mechanism 160. Specifically, the sliding block 130 is slidably engaged with the mounting seat 110 along a first direction, and the sliding block 130 can drive the first guide mechanism 150 and the second guide mechanism 160 to move through the connecting rod 140 in the first direction so as to adjust the positions of the first guide mechanism 150 and the second guide mechanism 160; the sliding groove 131 extends along a second direction, and the connecting rod 140 can drive the first guide mechanism 150 and the second guide mechanism 160 to move in the second direction so as to adjust the positions of the first guide mechanism 150 and the second guide mechanism 160; the first direction is perpendicular to the second direction.

In this embodiment, the side wall of the sliding groove 131 is provided with a third limiting groove 132, the connecting rod 140 is provided with a third threaded hole 141, the third limiting groove 132 is used for a screw to pass through, and the screw can be matched with the third threaded hole 141 to fix the relative position of the sliding block 130 and the connecting rod 140. Specifically, the connecting rod 140 can slide in the sliding slot 131, and after the connecting rod 140 slides a distance, a screw is used to pass through the third limiting slot 132 and is screwed with respect to the third threaded hole 141 to fix the relative position of the connecting rod 140 and the sliding block 130. In this way, the relative positions of the connecting rod 140 and the sliding block 130 can be arbitrarily adjusted according to actual conditions, and the positions of the first guide mechanism 150 and the second guide mechanism 160 can be adjusted.

The driving mechanism 120 includes a driving motor (not shown), a lead screw (not shown), and a sleeve (not shown). The driving motor is in transmission connection with the screw rod, the sleeve is sleeved outside the screw rod and in threaded fit with the screw rod, and the sleeve is fixedly connected with the sliding block 130. The driving motor can drive the screw rod to rotate, so as to drive the sleeve to translate along the axial direction of the screw rod, further drive the sliding block 130 to slide relative to the mounting base 110, and adjust the positions of the first guiding mechanism 150 and the second guiding mechanism 160 through the connecting rod 140.

It should be noted that, as the cell winding process proceeds, the material tape wound on the winding needle 400 becomes thicker, so that the contact point of the first guide piece 154 with the tab of the positive electrode sheet 200 changes, and the contact point of the second guide piece 163 with the tab of the negative electrode sheet 300 changes. At this time, the driving mechanism 120 drives the sliding block 130 to slide relative to the mounting seat 110, so as to adjust the positions of the first guiding mechanism 150 and the second guiding mechanism 160, and ensure the guiding and smoothing effect.

The embodiment of the utility model provides a utmost point ear guider 100, actuating mechanism 120 installs on mount pad 110, and be connected with sliding block 130, sliding block 130 and mount pad 110 sliding fit, actuating mechanism 120 can drive sliding block 130 and slide for mount pad 110, sliding block 130 is connected with connecting rod 140, first guiding mechanism 150 and second guiding mechanism 160 are all installed on connecting rod 140, first guiding mechanism 150 is used for leading the utmost point ear of positive pole piece 200 at electric core coiling in-process, second guiding mechanism 160 is used for leading the utmost point ear of negative pole piece 300 at electric core coiling in-process. Compared with the prior art, the utility model provides a utmost point ear guider 100 is owing to adopted the actuating mechanism 120 of being connected with sliding block 130 and installed first guiding mechanism 150 and second guiding mechanism 160 on connecting rod 140, so can lead to smooth the utmost point ear of positive plate 200 and negative pole piece 300 simultaneously, prevents that utmost point ear from taking place to turn over when convoluteing, and the direction is effectual, improves electric core quality and production efficiency.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a utmost point ear guider, its characterized in that, includes mount pad, actuating mechanism, sliding block, connecting rod, first guiding mechanism and second guiding mechanism, actuating mechanism install in on the mount pad, and with the sliding block is connected, the sliding block with mount pad sliding fit, actuating mechanism can drive the sliding block for the mount pad slides, the sliding block with the connecting rod is connected, first guiding mechanism with second guiding mechanism all install in on the connecting rod, first guiding mechanism is used for leading the utmost point ear of positive pole piece at electric core coiling in-process, second guiding mechanism is used for leading the utmost point ear of negative pole piece at electric core coiling in-process.

2. The tab guiding device according to claim 1, wherein the first guiding mechanism comprises a first clamping member, a first bracket, a second clamping member and a first guiding piece, the first clamping member is connected to the connecting rod, one end of the first bracket is mounted on the connecting rod, the other end of the first bracket is connected to the second clamping member, one end of the first guiding piece is clamped in the first clamping member, and the other end of the first guiding piece is clamped in the second clamping member.

3. The tab guide as claimed in claim 2, wherein the first guide pieces are made of a flexible material, and the first guide pieces are arranged in an arc shape.

4. The tab guide as claimed in claim 2, wherein the first bracket includes a first link and a second link, one end of the first link is connected to an end of the connection rod, and the other end is connected to the second link, which is connected to the second clamping member.

5. The tab guiding device as claimed in claim 4, wherein the second connecting rod defines a first limiting groove, the second clamping member defines a first threaded hole, the first limiting groove is used for a screw to pass through, and the screw can be engaged with the first threaded hole to fix the relative position of the second connecting rod and the second clamping member.

6. The tab guide apparatus as claimed in claim 1, wherein the second guide mechanism includes a second bracket, a third clamping member, and a second guide piece, one end of the second bracket is mounted on the connection rod, the other end is connected to the third clamping member, and the second guide piece is clamped in the third clamping member.

7. The tab guide apparatus as claimed in claim 6, wherein the second bracket includes a third link and a fourth link, one end of the third link is connected to an end of the connection rod, and the other end is connected to the fourth link, and the fourth link is connected to the third clamping member.

8. The tab guiding device as claimed in claim 7, wherein the third connecting rod defines a second threaded hole, and the fourth connecting rod defines a second limiting groove, the second limiting groove is used for a screw to pass through, and the screw can be engaged with the second threaded hole to fix the relative positions of the third connecting rod and the fourth connecting rod.

9. The tab guiding device as claimed in claim 1, wherein the sliding block defines a sliding groove, the connecting rod is slidably disposed in the sliding groove, a third limiting groove is defined in a sidewall of the sliding groove, a third threaded hole is defined in the connecting rod, the third limiting groove is used for a screw to pass through, and the screw can be engaged with the third threaded hole to fix a relative position between the sliding block and the connecting rod.

10. The tab guiding device as claimed in claim 1, wherein the driving mechanism includes a driving motor, a lead screw and a sleeve, the driving motor is in transmission connection with the lead screw, the sleeve is sleeved outside the lead screw and in threaded fit with the lead screw, and the sleeve is fixedly connected with the sliding block.