CN219203227U - Vertical rubber coating device for cylindrical battery cell - Google Patents

Abstract

The utility model relates to the technical field of battery processing, and provides a vertical rubber coating device for a cylindrical battery cell, which comprises: the device comprises a lifting rack, a fixed support, a glue feeding assembly, a rotating assembly and a battery cell carrier; the battery cell carrier is arranged between the lifting rack and the fixed bracket, and a plurality of vertically distributed battery cells can be rotatably placed on the battery cell carrier; the glue feeding assemblies are arranged on the lifting rack in a layered mode, and each glue feeding assembly can be driven by the lifting rack to move to the layer height corresponding to the upper end of the electric core, so that the glue feeding assemblies can deliver the adhesive tape to the peripheral wall of the electric core; the rotating assembly is movably arranged on the fixed support along the vertical direction and comprises a rotating pressure head, and the rotating pressure head is used for pressing the upper end of the battery cell so as to drive the battery cell to rotate along the central axis of the battery cell. The battery core encapsulation device disclosed by the utility model occupies small space, so that the adhesive tape can be conveniently replaced under the condition that an encapsulation production line is not stopped, and the encapsulation efficiency of the battery core is improved.

Description

Vertical rubber coating device for cylindrical battery cell

Technical Field

The utility model relates to the technical field of battery processing, in particular to a vertical rubber coating device for a cylindrical battery cell.

Background

The battery cell is the most important component of the battery, and the battery cell can be assembled to form the battery after being sequentially subjected to the working procedures of mechanical/ultrasonic flattening, encapsulation, shell entering, current collecting disc welding and the like. Therefore, the performance of the battery cell directly affects the battery performance, and the preparation process of the battery cell before battery assembly is very important.

Because the outer side wall of the battery core and the inner side wall of the battery shell have very precise assembly sizes, after the battery core is kneaded, if the battery core is directly put into the shell, the battery core is very easy to scratch by the shell of the battery, and therefore, a layer of insulating glue needs to be wrapped on the outer side wall of the battery core after the battery core is kneaded.

However, most of the existing cell encapsulation devices are arranged based on a cell step wire, so that the cell encapsulation device is used for encapsulating cells horizontally arranged on the cell step wire, the space occupied by the cell encapsulation device is large, and after the adhesive tape on the adhesive tape roll is used up, the whole cell encapsulation production line is often required to be stopped, so that the adhesive tape roll is replaced, and the encapsulation efficiency of the cell is seriously limited.

Disclosure of Invention

The utility model provides a vertical encapsulation device for a cylindrical battery cell, which is used for solving the problems of large occupied space and low encapsulation efficiency of the conventional battery cell encapsulation device.

The utility model provides a vertical encapsulation device for a cylindrical battery cell, which comprises: the device comprises a lifting rack, a fixed support, a glue feeding assembly, a rotating assembly and a battery cell carrier; the battery cell carrier is arranged between the lifting rack and the fixed support, and a plurality of vertically distributed battery cells are rotatably placed on the battery cell carrier;

the glue feeding assemblies are arranged in multiple sets, the glue feeding assemblies are arranged on the lifting rack in a layered mode, and each layer of glue feeding assemblies can be driven by the lifting rack to move to the layer height corresponding to the upper end of the battery cell;

the rotating component is movably arranged on the fixed bracket along the vertical direction; the rotating assembly comprises a rotating pressure head which is used for being pressed at the upper end of the battery cell so as to drive the battery cell to rotate along the central axis of the battery cell.

According to the vertical rubber coating device for the cylindrical battery cell, the lifting rack comprises a first platform, a second platform and a first lifting driving assembly; the glue feeding assembly comprises a first glue feeding assembly and a second glue feeding assembly;

the first glue feeding assembly is arranged on the first platform, and the second glue feeding assembly is arranged on the second platform;

the first platform and the second platform are respectively arranged on the first lifting driving assembly, and the first platform is arranged on the upper side of the second platform; the first lifting driving assembly is used for driving any one of the first platform and the second platform to move to a layer height corresponding to the upper end of the battery cell.

According to the vertical encapsulation device for the cylindrical battery cell, the first platform and the second platform are respectively and movably arranged on the first lifting driving assembly along the first direction;

the battery cell carrier is provided with a plurality of battery cells along a second direction, and the first direction is perpendicular to the second direction.

According to the vertical rubber coating device for the cylindrical battery cell, provided by the utility model, one side of the first platform, which is away from the fixed support, is provided with the first handle; and/or a second handle is arranged on one side of the second platform, which is away from the fixed support.

According to the vertical encapsulation device for the cylindrical battery cell, the first lifting driving assembly comprises a first plate body, a second plate body, a first telescopic driving piece and a guiding assembly;

the second plate body is arranged on the upper side of the first plate body, and the first platform and the second platform are respectively arranged on the second plate body; the first telescopic driving piece and the guide assembly are respectively arranged between the first plate body and the second plate body;

the first telescopic driving piece is used for driving the second plate body to lift relative to the first plate body; the guide assembly is used for guiding the second plate body to lift relative to the first plate body along the vertical direction.

According to the vertical encapsulation device for the cylindrical battery cell, the rotary assembly comprises a rotary driving piece and a rotary pressure head;

the rotary driving piece is movably arranged on the fixed support along the vertical direction, and the output end of the rotary driving piece is connected with the rotary pressure head.

According to the vertical encapsulation device for the cylindrical battery cell, the fixed support is also provided with the second lifting driving component;

the second lifting driving assembly comprises a second telescopic driving piece and a movable seat; the second telescopic driving piece is arranged on the fixed support, the movable seat is movably arranged on the fixed support along the vertical direction, and the output end of the second telescopic driving piece is connected with the movable seat; the rotary driving piece is arranged on the movable seat.

According to the vertical rubber coating device for the cylindrical battery cell, the rubber feeding assembly comprises an uncoiling mechanism, a tension adjusting mechanism, an entrainment mechanism and a shearing mechanism;

the uncoiling mechanism, the tension adjusting mechanism, the clamping mechanism and the shearing mechanism are sequentially arranged along the conveying direction of the adhesive tape;

the uncoiling mechanism is used for uncoiling the coiled adhesive tape on the adhesive tape roll, the tension adjusting mechanism is used for adjusting the tension force on the adhesive tape between the adhesive tape roll and the clamping and clamping mechanism, the clamping and positioning mechanism is used for clamping and positioning the adhesive tape, and the shearing mechanism is used for shearing the adhesive tape.

According to the vertical encapsulation device for the cylindrical battery cell, which is provided by the utility model, the battery cell encapsulation device further comprises a drawstring mechanism;

the belt pulling mechanism is movably arranged on the fixed support along a first direction and is used for driving the adhesive tape to move to the peripheral wall of the battery cell.

According to the vertical rubber coating device for the cylindrical battery cell, the pull belt mechanism comprises a linear sliding table module, a connecting arm and a clamping piece;

the fixing support is arranged on the linear sliding table module along a first direction, one end of the connecting arm is connected with the sliding table of the linear sliding table module, two ends of the connecting arm are connected with the clamping piece, and the clamping piece is used for clamping the adhesive tape.

According to the vertical rubber coating device for the cylindrical battery cells, the plurality of rotatable battery cells which are vertically distributed are placed on the battery cell carrier, the lifting rack and the fixed support are arranged on the opposite sides of the battery cell carrier, so that adhesive tapes can be conveniently delivered to the peripheral wall of the battery cells through the adhesive delivery assembly on the lifting rack, and the battery cells are driven to rotate along the central axis of the battery cells through the rotating assembly on the fixed support, so that rubber coating operation is carried out on the upper ends of the battery cells; because the multiple electric cores are vertically arranged, the rubber coating arrangement mode can ensure the compactness of the arrangement of the rubber conveying assembly and the rotating assembly, and reduces the arrangement space of the whole equipment in the direction perpendicular to the rubber conveying direction; because each layer of glue feeding assembly can be driven by the lifting rack to move to the level height corresponding to the upper end of the battery cell, after the adhesive tape of one layer of glue feeding assembly is used, the glue feeding assemblies at other levels can be switched to the level where the battery cell is located so as to continue the delivery operation of the adhesive tape, thereby ensuring the uninterruption of the encapsulation operation of the battery cell.

Therefore, the battery cell encapsulation device disclosed by the utility model occupies small space, is convenient for replacing the adhesive tape under the condition that encapsulation operation is not stopped, and improves encapsulation efficiency of the battery cells.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a vertical encapsulation apparatus for a cylindrical cell according to the present utility model;

FIG. 2 is a second schematic diagram of a vertical encapsulation device for a cylindrical cell according to the present utility model;

FIG. 3 is a third schematic view of a vertical encapsulation apparatus for a cylindrical cell according to the present utility model;

FIG. 4 is a schematic view of a rotary assembly according to the present utility model with respect to a cell arrangement on a cell carrier;

reference numerals:

1. the battery core encapsulation device; 2. a guide body;

11. a lifting rack; 111. a first platform; 1111. a first handle; 112. a second platform; 1121. a second handle; 113. a first elevation drive assembly; 1131. a first plate body; 1132. a second plate body; 1133. a first telescopic driving member; 1134. a guide assembly;

12. a fixed bracket;

13. a glue feeding assembly; 131. an uncoiling mechanism; 132. a tension adjusting mechanism; 133. an entrainment mechanism;

14. a drawstring mechanism; 141. a linear slipway module; 142. a connecting arm; 143. a clamping member;

15. a rotating assembly; 151. A rotary driving member; 152. Rotating the pressure head;

16. a second elevation drive assembly; 161. A second telescopic driving member; 162. A movable seat;

17. a cell carrier; 18. and a battery cell.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The following describes in detail a vertical encapsulation device for a cylindrical battery cell according to an embodiment of the present utility model through specific embodiments and application scenarios thereof with reference to fig. 1 to 4.

As shown in fig. 1 to 3, the present embodiment provides a vertical encapsulation device for a cylindrical battery cell, the battery cell encapsulation device 1 including: the device comprises a lifting rack 11, a fixed support 12, a glue feeding assembly 13, a rotating assembly 15 and a battery cell carrier 17.

The lifting rack 11 and the fixed support 12 are arranged at intervals, the battery cell carrier 17 is arranged between the lifting rack 11 and the fixed support 12, and a plurality of battery cells 18 which are vertically distributed are rotatably arranged on the battery cell carrier 17.

The glue delivery assembly 13 is provided with a plurality of sets, the glue delivery assemblies 13 are arranged on the lifting rack 11 in a layered manner, and each layer of glue delivery assembly 13 can be driven by the lifting rack 11 to move to a layer height corresponding to the upper end of the battery cell 18, so that the glue delivery assembly 13 can deliver adhesive tapes to the peripheral wall of the battery cell 18.

The rotating component 15 is movably arranged on the fixed bracket 12 along the vertical direction; the rotating assembly 15 includes a rotating ram 152, and the rotating ram 152 is used to press against the upper end of the battery cell 18 to drive the battery cell 18 to rotate along its central axis.

It will be appreciated that in order to ensure the encapsulation efficiency of the cells 18, the cell carriers 17 are movably arranged on the guide body 2 along the extension direction of the guide body 2.

The battery cell carrier 17 is provided with a plurality of mounting positions, at least one row of mounting positions are distributed along the extending direction of the guide body 2, each mounting position is provided with a slewing bearing, and the slewing bearing is supported at the lower end of the battery cell 18, so that the battery cell 18 on the battery cell carrier 17 can rotate around the central axis thereof under the action of the slewing bearing.

Meanwhile, the lifting rack 11 and the fixed support 12 are respectively arranged at two sides of the guide body 2, and the adhesive feeding assemblies 13 on the lifting rack 11 can be provided with at least two sets, so that after the adhesive tape on one adhesive feeding assembly 13 is used up, the adhesive feeding assemblies 13 can be switched to other adhesive feeding assemblies 13 to continue delivering the adhesive tape, and in the process, workers can replace the adhesive tape roll used up by the adhesive feeding assemblies 13, so that the continuity of the encapsulation operation is ensured.

In addition, in this embodiment, the rotating assembly 15 is movably disposed on the fixed support 12 along the vertical direction, so that when the upper end of the battery cell 18 is encapsulated, the rotating assembly 15 is controlled to move downward relative to the fixed support 12, so that the rotating ram 152 is pressed against the upper end of the battery cell 18, and the battery cell 18 is driven to rotate along the central axis thereof by the rotating ram 152.

Accordingly, after encapsulation of the cells 18 is completed, the rotary ram 152 may be separated from the upper end of the cells 18 by controlling the rotary assembly 15 to move upward relative to the stationary support 12 in preparation for the encapsulation of the next cell 18.

As can be seen from the above, the battery cell encapsulation device 1 in this embodiment is configured to facilitate the delivery of the adhesive tape to the peripheral wall of the battery cell 18 by the adhesive feeding assembly 13 on the lifting frame 11 and drive the battery cell 18 to rotate along the central axis thereof by the rotating assembly 15 on the fixed frame 12 by placing a plurality of rotatable battery cells 18 vertically distributed on the battery cell carrier 17 and arranging the lifting frame 11 and the fixed frame 12 on opposite sides of the battery cell carrier 17, so as to encapsulate the upper end of the battery cell 18; because the plurality of electric cores 18 are vertically arranged, the arrangement of the rubber coating mode can ensure the compactness of the arrangement of the rubber conveying component 13 and the rotary component 15, and reduces the arrangement space of the whole equipment perpendicular to the rubber conveying direction; because each layer of glue feeding assembly 13 can be driven by the lifting rack 11 to move to the level height corresponding to the upper end of the electric core 18, after the adhesive tape of one layer of glue feeding assembly 13 is used up, the glue feeding assemblies 13 at other layers can be switched to the level of the electric core 18 to continue the delivering operation of the adhesive tape, so that the uninterruption of the encapsulation operation of the electric core 18 can be ensured.

Thus, the battery cell encapsulation device 1 in the embodiment occupies small space, is convenient for replacing the adhesive tape under the condition that the encapsulation operation is not stopped, and improves the encapsulation efficiency of the battery cell 18.

In some embodiments, as shown in fig. 1 and 2, the elevation bench 11 of the present embodiment includes a first platform 111, a second platform 112, and a first elevation drive assembly 113; the glue delivery assembly 13 includes a first glue delivery assembly and a second glue delivery assembly.

Specifically, the first glue feeding assembly is disposed on the first platform 111, and the second glue feeding assembly is disposed on the second platform 112; the first platform 111 and the second platform 112 are respectively arranged on the first lifting driving assembly 113, and the first platform 111 is arranged on the upper side of the second platform 112; the first lift driving assembly 113 is used for driving any one of the first platform 111 and the second platform 112 to move to a level height corresponding to the upper end of the battery cell 18.

Since the first platform 111 and the second platform 112 are respectively disposed on the first elevation driving assembly 113, the first elevation driving assembly 113 can drive the first platform 111 and the second platform 112 to ascend or descend synchronously.

In this way, after the first adhesive feeding assembly is used for delivering the adhesive tape, the first platform 111 and the second platform 112 can be driven to synchronously rise through the first lifting driving assembly 113, so that the second platform 112 rises to a level height corresponding to the upper end of the battery cell 18, the second adhesive feeding assembly is convenient to continue delivering the adhesive tape, and in the process, a worker can replace the adhesive tape roll on the first adhesive feeding assembly.

Accordingly, after the second adhesive feeding assembly is used for delivering the adhesive tape, the first platform 111 and the second platform 112 can be driven by the first lifting driving assembly 113 to synchronously lift down, so that the first platform 111 descends to a level height corresponding to the upper end of the battery cell 18, the first adhesive feeding assembly is convenient to continue delivering the adhesive tape, and in the process, a worker can replace the adhesive tape roll on the second adhesive feeding assembly.

In some embodiments, as shown in fig. 2 and 3, in order to facilitate replacement of the adhesive tapes on the first and second adhesive feeding assemblies, the first and second platforms 111 and 112 of the present embodiment are movably disposed on the first lift driving assembly 113 along the first direction, respectively.

Meanwhile, the plurality of battery cells 18 are arranged on the battery cell carrier 17 along the second direction, and by setting the first direction to be perpendicular to the second direction, the occupation space of the first platform 111 and the second platform 112 along the second direction can be reduced.

In some examples, the first lifting driving assembly 113 of the present embodiment is provided with a first sliding rail, and the first sliding rail is disposed to extend along the first direction. The first platform 111 is connected with the upper end of the supporting leg, the lower end of the supporting leg is provided with a first sliding block, and the first sliding block is slidably arranged on the first sliding rail along the first direction.

In this way, based on the sliding fit of the first slider and the first sliding rail, the first platform 111 may be movably disposed on the first lifting driving assembly 113 along the first direction.

In some examples, the first lifting driving assembly 113 of the present embodiment is provided with a second sliding rail, and the second sliding rail is disposed to extend along the first direction. The bottom end of the second platform 112 is provided with a second slider, and the second slider is slidably disposed on the second sliding rail along the first direction.

In this way, based on the sliding fit of the second slider and the second sliding rail, the second platform 112 may be movably disposed on the first lifting driving assembly 113 along the first direction. Since the legs are provided between the first platform 111 and the first slider, and the bottom end of the second platform 112 is directly connected to the second slider, this can enable the first platform 111 to move to the upper side of the second platform 112.

In some embodiments, as shown in fig. 2, to facilitate manual replacement of the adhesive tape of the first adhesive feeding assembly, a first handle 1111 is provided on a side of the first platform 111 of the present embodiment facing away from the fixed bracket 12.

Accordingly, in order to facilitate manual replacement of the second adhesive feeding assembly, a second handle 1121 is provided on a side of the second platform 112 of the present embodiment facing away from the fixing bracket 12.

In some embodiments, as shown in fig. 1 and 2, in order to facilitate installation of the first platform 111 and the second platform 112 and control synchronous lifting of the first platform 111 and the second platform 112, the first lifting driving assembly 113 of this embodiment includes a first plate body 1131, a second plate body 1132, a first telescopic driving member 1133, and a guiding assembly 1134.

Specifically, the second plate 1132 is disposed on the upper side of the first plate 1131, and the first platform 111 and the second platform 112 are respectively disposed on the second plate 1132; the first telescopic driving piece 1133 and the guiding component 1134 are respectively arranged between the first plate 1131 and the second plate 1132.

The first telescopic driving piece 1133 is used for driving the second plate 1132 to lift relative to the first plate 1131; the guiding component 1134 is used for guiding the second plate 1132 to lift relative to the first plate 1131 along the vertical direction.

In practical application, the first telescopic driving piece 1133 may be an air cylinder, the first telescopic driving piece 1133 is vertically arranged, one end of the first telescopic driving piece 1133 is connected with the first plate 1131, and the other end of the first telescopic driving piece 1133 is connected with the second plate 1132.

Meanwhile, the guide assembly 1134 may include a guide rod and a guide sleeve, in which the guide rod is inserted, and the guide rod and the guide sleeve are respectively disposed at the first stage 111 and the second stage 112.

As shown in fig. 1 and 2, the guiding assemblies 1134 are provided with a plurality of sets, the plurality of sets of guiding assemblies 1134 are arranged around the first telescopic driving piece 1133, the guiding rod of each set of guiding assemblies 1134 is connected with the second plate body 1132, and the guiding sleeve of each set of guiding assemblies 1134 is arranged on the first plate body 1131.

In this way, based on the guiding function of the guiding assemblies 1134 on the lifting of the second plate body 1132 along the vertical direction, the lifting stability of the second plate body 1132 relative to the first plate body 1131 under the driving of the first telescopic driving piece 1133 can be ensured.

In some embodiments, as shown in fig. 3 and 4, the rotary assembly 15 of the present embodiment includes a rotary drive 151 and a rotary ram 152.

The rotation driving member 151 is movably provided to the fixed bracket 12 in a vertical direction, and an output end of the rotation driving member 151 is connected to the rotation pressing head 152.

The rotary driving member 151 may be a servo motor as known in the art, and the rotary driving member 151 of the present embodiment directionally rotates by a preset angle by controlling the rotary pressure head 152 to control the length of the adhesive tape for encapsulating the peripheral wall of the battery cell 18.

In some embodiments, as shown in fig. 3 and 4, in order to facilitate controlling the contact or separation of the rotating ram 152 with the upper end of the battery cell 18, the fixed support 12 of this embodiment is further provided with a second lifting drive assembly 16.

Specifically, the second elevation drive assembly 16 includes a second telescopic drive 161 and a moving seat 162; the second telescopic driving piece 161 is arranged on the fixed bracket 12, the movable seat 162 is movably arranged on the fixed bracket 12 along the vertical direction, and the output end of the second telescopic driving piece 161 is connected with the movable seat 162; the rotation driving part 151 is mounted on the moving seat 162.

In practical application, in this embodiment, a third sliding block may be disposed on a side of the movable seat 162 facing the fixed support 12, a third sliding rail is disposed on the fixed support 12, the third sliding rail is disposed vertically, and the third sliding block is disposed on the third sliding rail movably along the vertical direction. In this way, based on the sliding fit of the third slider and the third slide rail, it is ensured that the movable seat 162 is movably disposed on the fixed bracket 12 in the vertical direction.

Meanwhile, the second telescopic driving piece 161 of the embodiment may adopt an air cylinder, the second telescopic driving piece 161 is vertically arranged, one end of the second telescopic driving piece 161 is connected with the fixed bracket 12, and the other end of the second telescopic driving piece 161 is connected with the moving seat 162.

In this way, under the sliding fit of the third slider and the third sliding rail, the moving seat 162 can be driven by the second telescopic driving piece 161 to stably perform lifting movement, so as to control the contact or separation between the rotating pressure head 152 and the upper end of the battery cell 18.

Based on the solution of the above embodiment, as shown in fig. 1 and 2, the glue feeding assembly 13 of the present embodiment includes an uncoiling mechanism 131, a tension adjusting mechanism 132, an entraining mechanism 133 and a shearing mechanism.

The unwinding mechanism 131, the tension adjusting mechanism 132, the entraining mechanism 133 and the shearing mechanism are disposed in this order along the conveying direction of the adhesive tape.

The uncoiling mechanism 131 is used for uncoiling the coiled adhesive tape on the adhesive tape roll, the tension adjusting mechanism 132 is used for adjusting the tension on the adhesive tape between the adhesive tape roll and the clamping and clamping mechanism 133, the clamping and positioning mechanism 133 is used for clamping and positioning the adhesive tape, and the shearing mechanism is used for shearing the adhesive tape.

Specifically, the unwinding mechanism 131 of the present embodiment includes a rotary driving mechanism connected to a tension disc, and the tension disc is used for sleeving a roll of adhesive tape. Therefore, under the drive of the rotary driving mechanism, the tension disc drives the adhesive tape roll to rotate, so that the adhesive tape wound on the adhesive tape roll is uncoiled.

The tension adjusting mechanism 132 of the embodiment includes a tension roller and at least two guide rollers, the tension roller and the guide rollers have roller surfaces for overlapping the adhesive tape, the tension roller is disposed between the two guide rollers, one end of the tension roller is connected with an orientation adjusting mechanism, and the orientation adjusting mechanism is used for controlling the tension roller to move along a preset direction so as to adjust the tension of the adhesive tape.

The clamping mechanism 133 of this embodiment includes a first clamping cylinder and two adhesive tape fixing claws, the output end of the first clamping cylinder is connected with the first ends of the two adhesive tape fixing claws, and the second ends of the two adhesive tape fixing claws are all provided with a first clamping structure. Therefore, based on the telescopic action of the piston rod of the first clamping cylinder, the second ends of the two adhesive tape fixing claws can be controlled to be close to or far from each other, so that the clamping state of the adhesive tape can be controlled.

In practical application, the adhesive tape may be pulled and held manually or by auxiliary equipment to drive the adhesive tape to reach the peripheral wall of the battery cell 18, which is not particularly limited.

In the process of pulling and holding the adhesive tape, the clamping mechanism 133 is separated from the adhesive tape, and after the adhesive tape is pulled and held for a preset length, the adhesive tape between the clamping mechanism 133 and the battery cell 18 can be sheared by the shearing mechanism. Since the adhesive tape to be pulled is attached to the peripheral wall of the battery cell 18 at the end close to the clamping mechanism 133, the rotation of the battery cell 18 is driven by the rotation pressure head 152 of the rotation assembly 15, so that the adhesive tape is wound around the peripheral wall of the battery cell 18.

In some embodiments, as shown in fig. 1, to achieve an automated encapsulation of the battery cells 18, the battery cell encapsulation device 1 of the present embodiment further includes a tape pulling mechanism 14.

The tape pulling mechanism 14 is movably arranged on the fixed bracket 12 along the first direction, and the tape pulling mechanism 14 is used for driving the adhesive tape to move to the peripheral wall of the battery cell 18.

Specifically, the tape pulling mechanism 14 of the present embodiment includes a linear slide module 141, a connecting arm 142, and a clamping member 143; the linear sliding table module 141 is arranged on the fixed support 12 along the first direction, one end of the connecting arm 142 is connected with the sliding table of the linear sliding table module 141, two ends of the connecting arm 142 are connected with the clamping piece 143, and the clamping piece 143 is used for clamping the adhesive tape.

Wherein, the clamping piece 143 includes second centre gripping cylinder and two sticky tape clamping jaw, and the first end of two sticky tape clamping jaws is connected to the output of second centre gripping cylinder, and the second end of two sticky tape clamping jaws all is equipped with second clamping structure to through the cooperation of the second end of two sticky tape clamping jaws, can realize the centre gripping to the sticky tape.

Based on the embodiment described above, the cells 18 may be encapsulated as follows:

firstly, the clamping piece 143 is driven to move towards one side close to the lifting bench 11 through the linear sliding table module 141, after the adhesive tape is clamped by the clamping piece 143, the clamping mechanism 133 is controlled to be separated from the adhesive tape, and the clamping piece 143 is driven to move towards one side away from the lifting bench 11 through the linear sliding table module 141 so as to pull the adhesive tape for a preset length, so that the adhesive tape is positioned on a moving path of the battery cell 18.

Then, the cell carrier 17 is controlled to move along the guide body 2 between the lifting rack 11 and the fixed support 12, so that the adhesive tape pulled by the clamping piece 143 is attached to the peripheral wall of the cell 18 on the cell carrier 17 at one end close to the clamping mechanism 133, and at this time, the shearing mechanism is controlled to shear the adhesive tape between the clamping mechanism 133 and the cell 18.

Then, the second lifting driving assembly 16 controls the rotating assembly 15 to move downwards until the rotating ram 152 is pressed against the upper end of the battery cell 18.

Then, the rotary pressing head 152 is driven to rotate by the rotary driving piece 151, so that the rotary pressing head 152 drives the battery cell 18 to rotate, and the adhesive tape is wound on the peripheral wall of the battery cell 18; in this process, the control clamp 143 is moved toward the side near the elevation stage 11 so that the adhesive tape is gradually wound around the peripheral wall of the battery cell 18 and the adhesive tape is ensured to be in a tensioned state during the encapsulation.

After the rotating press head 152 drives the battery cells 18 to rotate for one circle, the single battery cell 18 completes the encapsulation operation, at this time, the rotating drive member 151 and the linear sliding table module 141 can be controlled to stop running, the clamping member 143 and the adhesive tape are controlled to be separated, and the rotating press head 152 is controlled to be separated from the upper end of the battery cell 18 so as to prepare for the encapsulation operation of the next battery cell 18.

Finally, the above steps are repeated, and the automatic encapsulation operation for the plurality of battery cells 18 can be completed sequentially.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A vertical encapsulation device for a cylindrical cell, comprising: the device comprises a lifting rack, a fixed support, a glue feeding assembly, a rotating assembly and a battery cell carrier;

the battery cell carrier is arranged between the lifting rack and the fixed support, and a plurality of vertically distributed battery cells are rotatably placed on the battery cell carrier;

the glue feeding assemblies are arranged in multiple sets, the glue feeding assemblies are arranged on the lifting rack in a layered mode, and each layer of glue feeding assemblies can be driven by the lifting rack to move to the layer height corresponding to the upper end of the battery cell;

the rotating component is movably arranged on the fixed bracket along the vertical direction; the rotating assembly comprises a rotating pressure head which is used for being pressed at the upper end of the battery cell so as to drive the battery cell to rotate along the central axis of the battery cell.

2. The vertical encapsulation device for a cylindrical cell of claim 1, wherein the lift stand comprises a first platform, a second platform, and a first lift drive assembly; the glue feeding assembly comprises a first glue feeding assembly and a second glue feeding assembly;

the first glue feeding assembly is arranged on the first platform, and the second glue feeding assembly is arranged on the second platform;

the first platform and the second platform are respectively arranged on the first lifting driving assembly, and the first platform is arranged on the upper side of the second platform; the first lifting driving assembly is used for driving any one of the first platform and the second platform to move to a layer height corresponding to the upper end of the battery cell.

3. The vertical encapsulation device for a cylindrical cell of claim 2, wherein the first platform and the second platform are each movably disposed on the first elevation drive assembly along a first direction;

the battery cell carrier is provided with a plurality of battery cells along a second direction, and the first direction is perpendicular to the second direction.

4. The vertical encapsulation device for a cylindrical cell according to claim 2, wherein a first handle is provided on a side of the first platform facing away from the fixed support; and/or a second handle is arranged on one side of the second platform, which is away from the fixed support.

5. The vertical encapsulation device for a cylindrical cell of claim 2, wherein the first elevation drive assembly comprises a first plate, a second plate, a first telescoping drive, and a guide assembly;

the second plate body is arranged on the upper side of the first plate body, and the first platform and the second platform are respectively arranged on the second plate body; the first telescopic driving piece and the guide assembly are respectively arranged between the first plate body and the second plate body;

the first telescopic driving piece is used for driving the second plate body to lift relative to the first plate body; the guide assembly is used for guiding the second plate body to lift relative to the first plate body along the vertical direction.

6. The vertical encapsulation device for a cylindrical cell of claim 1, wherein the rotating assembly comprises a rotary drive and a rotary ram;

the rotary driving piece is movably arranged on the fixed support along the vertical direction, and the output end of the rotary driving piece is connected with the rotary pressure head.

7. The vertical encapsulation device for a cylindrical cell of claim 6, wherein a second elevation drive assembly is further provided on the stationary support;

the second lifting driving assembly comprises a second telescopic driving piece and a movable seat; the second telescopic driving piece is arranged on the fixed support, the movable seat is movably arranged on the fixed support along the vertical direction, and the output end of the second telescopic driving piece is connected with the movable seat; the rotary driving piece is arranged on the movable seat.

8. The vertical encapsulation device for a cylindrical cell of any one of claims 1 to 7, wherein the glue delivery assembly comprises an unwind mechanism, a tension adjustment mechanism, an entrainment mechanism, and a shear mechanism;

the uncoiling mechanism, the tension adjusting mechanism, the clamping mechanism and the shearing mechanism are sequentially arranged along the conveying direction of the adhesive tape;

the uncoiling mechanism is used for uncoiling the coiled adhesive tape on the adhesive tape roll, the tension adjusting mechanism is used for adjusting the tension force on the adhesive tape between the adhesive tape roll and the clamping and clamping mechanism, the clamping and positioning mechanism is used for clamping and positioning the adhesive tape, and the shearing mechanism is used for shearing the adhesive tape.

9. The vertical encapsulation device for a cylindrical cell of claim 8, further comprising a drawstring mechanism;

the belt pulling mechanism is movably arranged on the fixed support along a first direction and is used for driving the adhesive tape to move to the peripheral wall of the battery cell.

10. The vertical encapsulation device for a cylindrical cell of claim 9, wherein the drawstring mechanism comprises a linear slipway module, a connecting arm, and a clamp;

the fixing support is arranged on the linear sliding table module along a first direction, one end of the connecting arm is connected with the sliding table of the linear sliding table module, two ends of the connecting arm are connected with the clamping piece, and the clamping piece is used for clamping the adhesive tape.

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