CN107293808B - Lithium ion battery coiling equipment system - Google Patents

Abstract

The invention discloses a lithium ion battery winding and packaging system, comprising: a first winding device for producing a winding core A, a second winding device for producing a winding core B, a winding core A and a winding An assembly robot for assembling the cores B together, and a conveying line for conveying the cores A and B produced by the first winding device and the second winding device to the assembly robot, wherein the conveying line includes The first conveying line for conveying the winding A and the second conveying line for conveying the core B are wound. In the present invention, the conventional single transmission line is changed to two transmission lines for winding core A and winding core B respectively, which can ensure that winding core A and winding core B are always paired and assembled in sequence.

Description

A lithium-ion battery winding assembly system

technical field

The invention relates to the technical field of battery manufacturing equipment, in particular to a lithium ion battery winding and packaging system.

Background technique

The winding core of the power battery is assembled from two components (ie, winding core A and winding core B). After winding and before pairing assembly, due to winding, hot pressing, and X-Ray equipment stability and reliability, the machine will stop due to failure. , material quality, artificial refueling and other factors, cause A and B to flow in a balanced manner according to the ABABABAB design method.

SUMMARY OF THE INVENTION

Based on the technical problems existing in the above-mentioned background art, the present invention proposes a lithium-ion battery winding and packaging system.

It should be noted that: in the present invention, the winding core A and the winding core B are two components that need to be assembled.

The present invention proposes a lithium ion battery winding and packaging system, comprising: a first winding device for producing winding core A, a second winding device for producing winding core B, An assembly robot with which the core B is assembled, and a conveying line for conveying the core A and the core B produced by the first winding device and the second winding device to the assembly robot, wherein:

The conveying line includes a first conveying line for conveying the winding A and a second conveying line for conveying the core B.

Preferably, the first conveying line has a first conveying channel for the core A to pass through, the first conveying line is provided with a first intercepting device for controlling the first conveying channel, and the first intercepting devices are located at both ends of the first conveying line The second conveying line has a second conveying channel for the core B to pass through, the second conveying line is provided with a second intercepting device for controlling the second conveying channel, and the second intercepting device is located at both ends of the second conveying line between.

Preferably, it also includes a control device for controlling the actions of the first intercepting device and the second intercepting device, the control device includes a first sensor, a second sensor and a controller, and the first sensor is used for controlling the first interception device. The number of cores A on the transmission line is monitored, and the second sensor is used to monitor the number of cores B on the second transmission line; the controller is used to acquire the monitoring data of the first sensor and the second sensor, and according to the acquired The monitoring data of the first sensor controls the action of the first intercepting device to make the first conveying channel conduct or block, and control the action of the second intercepting device according to the acquired monitoring data of the second sensor to make the second conveying channel conduct or blocking.

Preferably, the first intercepting device and the second intercepting device each include a block and a driving mechanism for driving the block to move telescopically along the width direction of the first conveying channel and the second conveying channel.

Preferably, the control device further comprises a third sensor and a fourth sensor, the third sensor is used for monitoring the conveying speed of the first conveying line, the fourth sensor is used for monitoring the conveying speed of the second conveying line, and the fourth sensor is used for monitoring the conveying speed of the second conveying line. The third sensor and the fourth sensor are respectively connected to the controller and send monitoring data to the controller. The controller controls the transmission speed of the first transmission line according to the monitoring data sent by the third sensor, and according to the monitoring data sent by the fourth sensor The conveying speed of the second conveying line is controlled.

Preferably, the third sensor and the fourth sensor are both pressure sensors, and the third sensor and the fourth sensor are respectively installed on the blocks of the first interception device and the second interception device to monitor the pressure on the surface of the stopper. .

Preferably, there are multiple first winding devices and second winding devices, each first winding device is arranged at intervals along the conveying direction of the first conveying line, and any two adjacent first winding devices are arranged at intervals between them. Each of the first intercepting devices is provided with a first intercepting device, and any first intercepting device is provided with a first sensor on the side close to the incoming end of the first transmission line; the distance between each second winding device along the conveying direction of the second transmission line Arrangement, and a second intercepting device is provided between any two adjacent second winding devices, and any second intercepting device and the side located near the incoming end of the second transmission line are provided with a second sensor; Each first sensor and each second sensor are respectively connected to the controller and send monitoring data to the controller in real time, and the controller controls the corresponding first intercepting device and second intercepting device according to the monitoring data sent by each first sensor and each second sensor The trapping device moves.

Preferably, a detection device for detecting whether the workpiece is qualified or not is provided between the first transmission line, the second transmission line and the assembly robot.

Preferably, the first transmission line and the second transmission line are located on the same side of the assembling robot and are arranged side by side.

Preferably, one end of the first transmission line and the second transmission line close to the assembly robot is provided with an assembly line, and one side of the assembly line is provided with an auxiliary assembly line extending in the same direction; the first transmission line is connected with the assembly line, and the first transmission line and the assembly line are connected There is a third interception device for controlling the connection between the two, the second transmission line is connected with the assembly line, and a fourth interception device for controlling the connection between the two is arranged between the second transmission line and the assembly line; The third interception device and the fourth interception device are respectively connected with the control device and have the control device to act.

Preferably, the detection device is arranged on the assembly line, and the assembly robot is located on one side of the assembly line and the auxiliary assembly line; a transfer device for transferring the workpiece is provided on the side of the detection device close to the assembly robot.

Preferably, the third intercepting device and the fourth intercepting device each include a block and a driving mechanism for driving the block to move telescopically along the width directions of the first conveying channel and the second conveying channel.

Preferably, a side of the assembly line away from the first transmission line and the second transmission line is provided with an overmolding device for fixing the assembled core A and the core B.

Preferably, the first winding device and the second winding device are located on the same side of the first conveying line and the second conveying line.

Preferably, one side of the first conveying line is provided with a first hot-pressing stacking device and a first unpacking robot, and the first hot-pressing stacking device is used to flatten the core A produced by the first winding device For stacking, the first unpacking robot is used to unpack the stacked cores A to form a single body.

Preferably, the first conveying line comprises a first conveying section and a second conveying section arranged in sequence along its conveying direction, the first unpacking robot is located between the first conveying section and the second conveying section, and the first unpacking manipulator is located between the first conveying section and the second conveying section. It is used to unpack the stacked cores A and transfer the unpacked single cores A to the second conveying section.

Preferably, one side of the second conveying line is provided with a second hot-pressing stacking device and a second unpacking robot, and the second hot-pressing stacking device is used to flatten the core B produced by the second winding device For stacking, the second unpacking robot is used to unpack the stacked cores B to form a single body.

Preferably, the second conveying line includes a first conveying section and a second conveying section arranged in sequence along its conveying direction, the second unpacking manipulator is located between the first conveying section and the second conveying section, and the second unpacking manipulator is located between the first conveying section and the second conveying section. It is used to unpack the stacked cores A and transfer the unpacked single cores A to the second conveying section.

Preferably, both the first winding device and the second winding device are winding machines.

In the present invention, the conventional single transmission line is changed to two transmission lines for winding core A and winding core B respectively, which can ensure that winding core A and winding core B are always paired and assembled in sequence.

Description of drawings

1 is a schematic structural diagram of a lithium-ion battery winding and packaging system proposed by the present invention;

Detailed ways

Hereinafter, the technical solutions of the present invention will be described in detail through specific embodiments.

As shown in FIG. 1 , FIG. 1 is a schematic structural diagram of a lithium ion battery winding assembly system proposed by the present invention.

1 , a lithium-ion battery winding and packaging system proposed by an embodiment of the present invention includes: a first winding device 1 for producing winding core A, a second winding device 2 for producing winding core B, Assembling robot 3 for assembling core A and core B, and conveying core A and core B produced by first winding device 1 and second winding device 2 to assembling robot 3 of conveyor lines, where:

The first winding device 1 and the second winding device 2 are both winding machines. The conveying line includes a first conveying line 4 for conveying the winding A and a second conveying line 5 for conveying the core B.

In the present invention, the conventional single transmission line is changed to two transmission lines for the winding core A and the winding core B respectively, which can ensure that the winding core A and the winding core B are always paired and assembled in sequence.

In this embodiment, a control device is also included. In this embodiment, the first conveying line 4 has a first conveying channel for the winding core A to pass through, the first conveying line 4 is provided with a first intercepting device 6 for controlling the first conveying channel, and the first intercepting device 6 is located in the Between two ends of a conveying line 4, the first intercepting device 6 includes a stopper and a driving mechanism for driving the stopper to telescopically move along the width direction of the first conveying channel; Two conveying channels, the second conveying line 5 is provided with a second intercepting device 7 for controlling the second conveying channel, the second intercepting device 7 is located between two ends of the second conveying line 5, and the second intercepting device 7 includes a stopper and a driving mechanism for driving the stopper to move telescopically along the width direction of the second conveying channel. The control device includes a first sensor, a second sensor and a controller, the first sensor is used to monitor the number of cores A on the first transmission line 4 , and the second sensor is used to monitor the second transmission line 5 . The number of winding cores B on it is monitored; the controller is used to obtain the monitoring data of the first sensor and the second sensor, and control the action of the first intercepting device 6 according to the obtained monitoring data of the first sensor, so that the first conveying channel guides On or off, the action of the second intercepting device 7 is controlled according to the acquired monitoring data of the second sensor, so as to turn on or off the second conveying channel. During the working process, when the first sensor detects that the number of cores A on the first conveying line 4 has reached a predetermined value, the controller controls the first intercepting device 6 to block the first conveying channel and make the first conveying line 4. Continue the conveying action, so that the winding core A on the side of the first retaining device 6 close to the assembling robot 3 continues to be conveyed forward, so as to avoid the problem of clogging of the first conveying line 4. Similarly, when the first sensor detects that the number of cores A on the second conveying line 5 has reached a predetermined value, the controller controls the second blocking device 7 to block the second conveying channel, and makes the second conveying line 5 Continue the conveying action, so that the core B on the side of the second retaining device 7 close to the assembly robot 3 continues to move forward.

In this embodiment, the control device further includes a third sensor and a fourth sensor, the third sensor is used to monitor the transmission speed of the first transmission line 4 , and the fourth sensor is used to monitor the transmission speed of the second transmission line 5 . For monitoring, the third sensor and the fourth sensor are respectively connected to the controller and send monitoring data to the controller. The controller controls the transmission speed of the first transmission line 4 according to the monitoring data sent by the third sensor, and according to the fourth sensor The sent monitoring data controls the transmission speed of the second transmission line 5; the third sensor and the fourth sensor are both pressure sensors, and the third sensor and the fourth sensor are respectively installed on the first intercepting device 6 and the second intercepting device. The stopper of the device 7 is used to monitor the pressure on the surface of the stopper. When the monitoring result is that the pressure value on the surface of the stopper is greater than the preset value, it indicates that the conveying speed of the conveying line is too fast. At this time, the controller controls The speed of the first transmission line 4 and the second transmission line 5 is adjusted.

In this embodiment, a plurality of first winding devices 1 and second winding devices 2 are provided. A first intercepting device 6 is provided between the first winding devices 1, and a first sensor is provided on any one of the first intercepting devices 6 and the side located near the incoming end of the first transmission line 4; The devices 2 are arranged at intervals along the conveying direction of the second conveying line 5, and a second intercepting device 7 is provided between any two adjacent second winding devices 2. Second sensors are provided on one side of the incoming end of the two transmission lines 5; each first sensor and each second sensor are respectively connected to the controller and send monitoring data to the controller in real time. The monitoring data sent by the sensor controls the actions of the corresponding first intercepting device 6 and the second intercepting device 7 . The arrangement of this structure can separate the first conveying line 4 and the second conveying line 5 into a plurality of conveying sections, so as to control the opening amount of the first winding device 1 and the second winding device 2 according to the requirements of production efficiency, which can significantly improve the The problem of blockage of the logistics line in the winding and matching assembly section can reduce the phenomenon of downtime and waiting for materials, improve the utilization rate of equipment, reduce the labor intensity of personnel, and improve the conveying condition of workpieces.

In this embodiment, the first transmission line 4 and the second transmission line are located on the same side of the assembly robot 3 and are arranged side by side to reduce the footprint. One end of the first transmission line 4 and the second transmission line 5 close to the assembly robot 3 is provided with an assembly line 9, the first transmission line 4 is connected with the assembly line 9, and a control communication between the two is provided between the first transmission line 4 and the assembly line 9. The broken third interception device 10, the third interception device 10 includes a stopper and a drive mechanism for driving the stopper to move telescopically along the width direction of the first conveying channel; the second transmission line 5 is connected to the assembly line 9, and the second transmission line 5 A fourth intercepting device 11 is arranged between the assembly line 9 and the connection between the two. The fourth intercepting device 11 includes a stopper and a drive mechanism for driving the stopper to telescopically move along the width direction of the second conveying channel; the The third intercepting device 10 and the fourth intercepting device 11 are respectively connected with the control device and have a control device for its action; the assembly line 9 is provided with a detection device 8 for detecting whether the workpiece is qualified or not, and one side of the assembly line 9 is provided with the same direction as it The extended auxiliary assembly line 17, the assembly robot 3 is located on one side of the assembly line 9 and the auxiliary assembly line 17; the side of the detection device 8 close to the assembly robot 3 is provided with a transfer device for transferring the workpiece. During operation, the third intercepting device 10 and the fourth intercepting device 11 cooperate with each other to control the number and sequence of winding cores A and B entering the assembly line 9, and the detection device 8 is used to detect winding cores A and winding cores B respectively. Detection, after the detection is completed, the core A or core B on the assembly line 9 is transferred to the auxiliary assembly line 17 by the transfer device for classification. At this time, the core A and the core B are assembled by the assembly line 9 and the auxiliary assembly line 17 respectively Robot 3 is transferred, and the assembly is completed at the assembly robot 3.

In this embodiment, a rubber wrapping device 12 is provided on the side of the assembly line 9 away from the first transmission line 4 and the second transmission line 5 , so that the assembled winding core A and the winding core B are fixed by the rubber coating device 12 .

In this embodiment, a first hot-pressing stacking device 13 and a first unpacking robot 14 are provided on one side of the first conveying line 4 , and the first hot-pressing stacking device 13 is used for the production of The roll cores A are flatly stacked, and the first unpacking robot 14 is used to unpack the stacked roll cores A to form a single body. One side of the second conveying line 5 is provided with a second hot-pressing stacking device 15 and a second unpacking robot 16 . The stacking is flattened, and the second unpacking robot 16 is used to unpack the stacked cores B to form a single body.

In this embodiment, the first winding device 1 and the second winding device 2 are located on the same side of the first transmission line 4 and the second transmission line 5 to enhance the compactness of the entire structure.

In this embodiment, the first conveying line 4 includes a first conveying section and a second conveying section arranged in sequence along the conveying direction. An unpacking robot 14 is used to unpack the stacked cores A and transfer the unpacked single core A to the second conveying section. The second conveying line 5 includes a first conveying section and a second conveying section arranged in sequence along its conveying direction. The second unpacking robot 16 is located between the first conveying section and the second conveying section. The second unpacking robot 16 It is used to unpack the stacked cores A and transfer the unpacked single cores A to the second conveying section.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (16)

1. A lithium-ion battery winding assembly system, characterized by comprising: a first winding device (1) for producing a winding core A, a second winding device (2) for producing a winding core B, An assembly robot (3) for assembling cores A and B together, and cores A and cores produced by the first winding device (1) and the second winding device (2) B is conveyed to the conveyor line of the assembly manipulator (3), where: The conveying line comprises a first conveying line (4) for conveying winding A and a second conveying line (5) for conveying winding core B; The first conveying line (4) has a first conveying channel for the winding core A to pass through. The first conveying line (4) is provided with a first intercepting device (6) for controlling the first conveying channel. The first intercepting device (6) ) is located between the two ends of the first conveying line (4); the second conveying line (5) has a second conveying channel for the core B to pass through, and the second conveying line (5) is provided with a second conveying channel for controlling the second conveying channel The second interception device (7) is located between the two ends of the second transmission line (5). 2 . The lithium-ion battery winding assembly system according to claim 1 , further comprising a control device for controlling the actions of the first intercepting device ( 6 ) and the second intercepting device ( 7 ). The control device includes a first sensor, a second sensor and a controller, the first sensor is used for monitoring the number of winding cores A on the first conveying line (4), and the second sensor is used for monitoring the second conveying line (4). 5) Monitor the number of winding cores B; the controller is used to obtain the monitoring data of the first sensor and the second sensor, and control the action of the first intercepting device (6) according to the obtained monitoring data of the first sensor, so that the A delivery channel is turned on or off, and the action of the second intercepting device (7) is controlled according to the acquired monitoring data of the second sensor, so as to turn on or off the second delivery channel. 3 . The lithium-ion battery winding assembly system according to claim 2 , wherein the first intercepting device ( 6 ) and the second intercepting device ( 7 ) each comprise a block and a block for driving the block to convey along the first The drive mechanism for the telescopic movement in the width direction of the channel and the second conveying channel. 4. The lithium-ion battery winding assembly system according to claim 2, characterized in that the control device further comprises a third sensor and a fourth sensor, and the third sensor is used for the transmission of the first transmission line (4). The speed is monitored, the fourth sensor is used to monitor the transmission speed of the second transmission line (5), the third sensor and the fourth sensor are respectively connected to the controller and send monitoring data to the controller. The transmission speed of the first transmission line (4) is controlled by the sent monitoring data, and the transmission speed of the second transmission line (5) is controlled according to the monitoring data sent by the fourth sensor. 5 . The lithium-ion battery winding assembly system according to claim 4 , wherein the third sensor and the fourth sensor are both pressure sensors, and the third sensor and the fourth sensor are respectively installed on the first intercepting device ( 6 ). 6 . . The block of the second intercepting device (7) is used to monitor the pressure on the surface of the block. 6 . The lithium-ion battery winding and assembling system according to claim 2 , wherein a plurality of first winding devices ( 1 ) and second winding devices ( 2 ) are provided, and each first winding device (1) Arranged at intervals along the conveying direction of the first conveying line (4), and a first intercepting device (6) is provided between any two adjacent first winding devices (1), any one of which intercepts The device (6) and the side located near the incoming end of the first transmission line (4) are provided with first sensors; the second winding devices (2) are arranged at intervals along the conveying direction of the second transmission line (5), And a second interception device (7) is provided between any two adjacent second winding devices (2), and any second interception device (7) is introduced into the second transmission line (5) close to it. One side of the terminal is provided with a second sensor; each first sensor and each second sensor are respectively connected to the controller and send monitoring data to the controller in real time, and the controller is based on the monitoring data sent by each first sensor and each second sensor. The actions of the corresponding first intercepting device (6) and the second intercepting device (7) are controlled. 7 . The lithium-ion battery winding assembly system according to claim 1 , characterized in that, between the first transmission line ( 4 ), the second transmission line ( 5 ) and the assembly manipulator ( 3 ), a device for detecting whether the workpiece is Qualified detection device (8). 8 . The lithium-ion battery winding assembly system according to claim 1 , wherein the first transmission line ( 4 ) and the second transmission line ( 5 ) are located on the same side of the assembly robot ( 3 ) and arranged side by side. 9 . 9. The lithium-ion battery winding assembly system according to claim 7, characterized in that an assembly line (9) is provided at one end of the first transmission line (4) and the second transmission line (5) close to the assembly robot (3) , one side of the assembly line (9) is provided with an auxiliary assembly line (17) extending in the same direction; the first transmission line (4) is connected with the assembly line (9), and the first transmission line (4) and the assembly line (9) There is a third intercepting device (10) for controlling the connection between the two, the second transmission line (5) is connected with the assembly line (9), and there is a control device between the second transmission line (5) and the assembly line (9). The fourth intercepting device (11) is connected and disconnected between them; the third intercepting device (10) and the fourth intercepting device (11) are respectively connected with the control device and have a control device for its action. 10. The lithium-ion battery winding assembly system according to claim 9, wherein the detection device (8) is arranged on the assembly line (9), and the assembly robot (3) is located on the assembly line (9) and the auxiliary assembly line ( 17) side; the side of the detection device (8) close to the assembly robot (3) is provided with a transfer device for transferring the workpiece. 11 . The lithium-ion battery winding assembly system according to claim 9 , wherein the third intercepting device ( 10 ) and the fourth intercepting device ( 11 ) each comprise a stopper and a stopper for driving the stopper to convey along the first The drive mechanism for the telescopic movement in the width direction of the channel and the second conveying channel. 12. The lithium-ion battery winding assembly system according to claim 9, characterized in that, a side of the assembly line (9) away from the first transmission line (4) and the second transmission line (5) is provided with a device for completing the assembly. The wrapping device (12) for fixing the roll core A and roll core B. 13. The lithium-ion battery winding assembly system according to claim 1, characterized in that, a first hot pressing stacking device (13) and a first unpacking robot (14) are provided on one side of the first transmission line (4). ), the first hot-pressing stacking device (13) is used for flat pressing and stacking the cores A produced by the first winding device (1), and the first unpacking robot (14) is used for stacking the stacked cores A. The core A is unpacked to form a single body. 14. The lithium-ion battery winding and packaging system according to claim 13, characterized in that the first conveying line (4) comprises a first conveying section and a second conveying section arranged in sequence along its conveying direction, the first conveying section The unpacking manipulator (14) is located between the first conveying section and the second conveying section, and the first unpacking manipulator (14) is used to unpack the stacked cores A and remove the unpacked single core A. Transfer to the second transfer segment. 15. The lithium-ion battery winding and assembling system according to claim 1, characterized in that, a second hot pressing stacking device (15) and a second unpacking robot (16) are provided on one side of the second transmission line (5). ), the second hot pressing stacking device (15) is used for flat pressing and stacking the cores B produced by the second winding device (2), and the second unpacking robot (16) is used for stacking the stacked cores B. The core B is disassembled to form a single body. 16. The lithium-ion battery winding and packaging system according to claim 15, characterized in that the second conveying line (5) comprises a first conveying section and a second conveying section arranged in sequence along its conveying direction, the second conveying section The unpacking manipulator (16) is located between the first conveying section and the second conveying section, and the second unpacking manipulator (16) is used to unpack the stacked cores A and remove the unpacked single core A. Transfer to the second transfer segment.