CN219203219U - A stacking device - Google Patents

Abstract

The utility model provides a lamination device, which includes a lamination table and a pressing mechanism, and the pressing mechanism includes a horizontal moving assembly, a vertical moving assembly and a pressing knife assembly. According to the stacking device of the present invention, by setting a pressing mechanism on the stacking table, and pressing the pole piece and the diaphragm through the horizontal moving assembly, the vertical moving assembly and the pressing knife assembly of the pressing mechanism, thereby realizing the polar alignment Lamination of sheets and diaphragms. Since the horizontal driving assembly in the horizontal moving assembly is arranged at both ends of the horizontal driving assembly, the horizontal sliding seat can be driven at the same time, so that the pressing knife assembly can be driven to translate in a small range, thereby shortening the action stroke of the pressing knife assembly. Improve lamination efficiency.

Description

A stacking device

technical field

The utility model relates to the technical field of electric core manufacturing, in particular to a stacking device.

Background technique

In the process of preparing the cell unit, it is necessary to stack the positive and negative electrodes alternately, and at the same time, a separator is placed between the positive and negative electrodes to isolate the positive and negative electrodes.

However, in the current stacking device, the pressing assembly of the pressing mechanism needs to be completely removed from the pole piece coating area and the tab area when pressing the material, and the stroke is relatively large, which has become a bottleneck for improving the production cycle.

Therefore, there is an urgent need for a new pressing driving device to improve the pressing efficiency of the stacking device, and then improve the stacking efficiency of the stacking device.

Utility model content

The purpose of the utility model is to provide a laminated device, which solves the technical problem of how to improve the pressing efficiency of the laminated device.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A stacking device, which includes: a stacking platform, which is used to place pole pieces and diaphragms; and a pressing mechanism, which is used to press the diaphragm on the pole pieces, and the pressing mechanism is arranged on the stacking platform up and down Above, the pressing mechanism includes: a horizontal moving assembly, including a horizontal mounting base and a horizontal driving assembly, and the horizontal driving assembly is arranged at opposite ends of the horizontal mounting base; a vertical moving assembly, the horizontal mounting base is installed on the vertical moving assembly; and a pressing knife assembly, which is movably arranged on the horizontal mounting base, and the pressing knife assembly is drivingly connected to the horizontal driving assembly, and the pressing knife located at the same end of the horizontal mounting base The assembly is horizontally driven by the horizontal drive assembly.

In some embodiments of the present application, the stacking device further includes: a diaphragm feeding mechanism, which is used to supply and swing the diaphragm, and the diaphragm feeding mechanism is arranged above the stacking table; and a transfer mechanism , which includes a pole piece manipulator for transferring the pole piece to the lamination table, and a cell manipulator for transferring the cell stack away from the lamination table, the pole piece manipulator and the cell manipulator are both It is arranged on the side of the lamination table.

In some embodiments of the present application, the horizontal moving assembly further includes a horizontal sliding seat for installing the press knife assembly, and two horizontal sliding rails are arranged on the horizontal mounting seat, and the number of the horizontal sliding seats There are four, and the four horizontal sliding seats are slidably connected on the two horizontal sliding rails, and the horizontal driving assembly is installed on the horizontal mounting seat and drives the horizontal sliding seat to move.

In some embodiments of the present application, the horizontal drive assembly includes two double mover linear motors, the two double mover linear motors are arranged opposite to each other, and each of the double mover linear motors is connected at the same time The two horizontal sliding seats on the horizontal slide rail are used to drive the two horizontal sliding seats to move in the same direction.

In some embodiments of the present application, the vertical moving assembly at least includes a vertical drive motor, a screw assembly, and a vertical mounting base, and the screw assembly is connected between the vertical mounting base and the horizontal mounting base Between, the vertical drive motor is fixed on the horizontal mounting base and connected with the screw assembly.

In some embodiments of the present application, the knife pressing assembly includes a knife pressing member and a press-down cylinder, and the knife press member is installed on the horizontal sliding seat through the press-down cylinder.

In some embodiments of the present application, the stacking table is provided with a lifting assembly to drive the stacking table to move in a vertical direction relative to the pressing mechanism.

In some embodiments of the present application, an avoidance groove is provided on the stacking platform to facilitate the transfer of the cell stack by the cell manipulator.

In some embodiments of the present application, the stacking table is also provided with a filling assembly, the filling assembly is arranged in the avoidance groove, and the highest position of the filling assembly is the same as that of the stacking table. The table top is even, so as to fill up the avoidance groove, so that the table top of the lamination table is kept flat.

In some embodiments of the present application, the filling assembly includes a telescopic cylinder and a filling member, and the filling member is installed in the avoidance groove through the telescopic cylinder.

As can be seen from the above technical solutions, the utility model has at least the following advantages and positive effects:

In the utility model, the stacking device is provided with a pressing mechanism on the stacking table, and presses the pole piece and the diaphragm through the horizontal moving component, the vertical moving component and the pressing knife component of the pressing mechanism, thereby realizing the alignment of the pole piece. and diaphragm laminations. Since the horizontal driving assembly in the horizontal moving assembly is arranged at both ends of the horizontal driving assembly, the horizontal sliding seat can be driven at the same time, so that the pressing knife assembly can be driven to translate in a small range, thereby shortening the action stroke of the pressing knife assembly. Improve lamination efficiency.

Description of drawings

Fig. 1 is a schematic front view of a stacking device according to an embodiment of the present invention.

FIG. 2 is a schematic perspective view of the stacking device in FIG. 1 .

FIG. 3 is a schematic diagram of the lamination table and the pressing mechanism of the lamination device in FIG. 1 .

The reference signs are explained as follows:

1. Lamination platform; 2. Pressing mechanism; 10. Lifting component; 11. Avoidance groove; 12. Filling component; 13. Slider; 14. Lamination lifting slide rail; 15. Lamination mounting seat; 21 , horizontal moving assembly; 22, vertical moving assembly; 23, press knife assembly; 211, horizontal mounting seat; 212, horizontal driving assembly; 213, horizontal sliding seat; 214, horizontal sliding rail; 221, vertical driving motor; 222, screw mandrel assembly; 223, vertical mounting seat; 231, pressing knife member; 232, pressing down cylinder.

Detailed ways

Typical implementations embodying the features and advantages of the present invention will be described in detail in the following description. It should be understood that the utility model can have various changes in different embodiments, all of which do not depart from the scope of the utility model, and the descriptions and illustrations therein are used for illustration in nature, not for To limit the utility model.

In the description of the present utility model, it should be understood that, in the embodiments shown in the drawings, indications of directions or positional relationships (such as up, down, left, right, front and back, etc.) are only for the convenience of describing the present invention. Utility models and simplified descriptions do not indicate or imply that the device or element referred to must have a particular orientation, be constructed, and operate in a particular orientation. These descriptions are applicable when the elements are in the positions shown in the drawings. If the indications of the positions of these elements are changed, the indications of these directions are changed accordingly.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

Its scheme is further illustrated by the following examples:

In this embodiment, the up-down direction in FIG. 1 is taken as the vertical direction, and the left-right direction in FIG. 1 is taken as the horizontal direction.

A stacking device for stacking pole pieces and separators to make cells.

Please refer to Figure 1, a stacking device, which includes: a stacking platform 1 for placing pole pieces and diaphragms, a pressing mechanism 2 for pressing the diaphragm on the pole pieces, a horizontal moving assembly 21, and a vertical moving assembly 22 and press knife assembly 23. The pressing mechanism 2 is lifted and arranged on the stacking platform 1, so that the stacking platform 1 can be lifted relative to the pressing mechanism 2, so that during the stacking process, the pressing distance of the pressing mechanism 2 relative to the stacking platform 1 Keep it constant, so as to avoid the failure of the pressing mechanism 2 to carry out material due to the increase in the thickness of the lamination.

Simultaneously, since the pressing mechanism 2 is provided with the horizontal moving assembly 21, the vertical moving assembly 22 and the pressing knife assembly 23, thereby making the pressing knife assembly 23 under the driving of the horizontal moving assembly 21 and the vertical moving assembly 22, can move horizontally and vertically Translation is performed in the vertical direction, so that the pressing knife assembly 23 can press the diaphragm on the pole piece of the stacking table 1, and then the stacking is completed.

Referring to FIG. 2 and FIG. 3 , the stacking table 1 is provided with a lifting assembly 10 to drive the stacking table 1 to move relative to the pressing mechanism 2 in the vertical direction.

It should be noted that the lamination table 1 is also provided with a lamination mounting seat 15 , and the lifting assembly 10 is installed on the lamination mounting seat 15 . The lamination platform 1 is lifted and installed on the lamination mounting base 15 through the lifting assembly 10, and the lamination mounting base 15 is provided with a lamination lifting slide rail 14.

The lifting assembly 10 is used to drive the stacking table 1 to go up and down, so as to ensure that the highest point of the continuously stacked cells is always at the same level, so that the stacking can continue.

Meanwhile, the lifting assembly 10 also includes a slider 13 and a lifting cylinder (not shown in the figure). The slide block 13 is slidably installed on the lamination mounting seat 15 through the lamination lifting slide rail 14, and the lifting cylinder is connected between the sliding block 13 and the lamination mounting seat 15, and the lamination table 1 is connected on the slide block 13 and is positioned on the lifting cylinder. Lifting under the drive.

In addition, an escape groove portion 11 is provided on the stacking table 1 . The avoidance groove 11 is provided on the table of the stacking table 1, so that the cell manipulator (not shown in the figure) can grab the cell stack when the cell manipulator (not shown in the figure) grabs the stack of cells on the stacking table 1. stack, and then transfer the cell stack.

At the same time, the stacking table 1 is also provided with a filling assembly 12, which includes a telescopic cylinder and a filling member (not shown in the figure), and the filling member is installed in the avoidance groove 11 through the telescopic cylinder. The compensating member has the same shape as the relief groove portion 11 . When the telescopic cylinder is in the extended state, the telescopic cylinder supports the filling member, so that the highest surface of the filling member is kept flat with the table surface of the stacking table 1, so as to ensure that when the pole pieces are stacked on the stacking table 1, there is no need for avoidance. Groove 11 produces dents or deformation; when the telescopic cylinder is in a contracted state, the telescopic cylinder drives the filling member to move down, so that the avoidance groove 11 exposes the gap, which is convenient for the cell manipulator to grab the cell stack.

Referring to FIG. 2 and FIG. 3 , the pressing mechanism 2 includes a horizontal moving assembly 21 , a vertical moving assembly 22 and a pressing knife assembly 23 .

The horizontal moving assembly 21 includes a horizontal mounting base 211 , a horizontal driving assembly 212 and a horizontal sliding base 213 , and the horizontal driving assembly 212 is disposed opposite to two ends of the horizontal mounting base 211 . A horizontal slide rail 214 is arranged on the horizontal mounting base 211 , and the horizontal sliding base 213 is slidably connected to the horizontal mounting base 211 through the horizontal slide rail 214 . The horizontal sliding seat 213 is used to install the pressing knife assembly 23, so that the pressing knife assembly 23 is driven by the horizontal moving assembly 21 to translate in the horizontal direction, thereby avoiding the diaphragm in the vertical direction, and preventing the pressing knife assembly 23 from being in contact with the diaphragm. Interference occurs during lamination.

In this embodiment, two horizontal sliding rails 214 are arranged on the horizontal mounting base 211 , and the two horizontal sliding rails 214 are arranged in parallel and are arranged along the horizontal direction.

In this embodiment, the number of horizontal slide seats 213 is four, and the four horizontal slide seats 213 are respectively arranged on two horizontal slide rails 214 . It should be noted that, in this embodiment, the number of pressing knife assemblies 23 is also four, and the four pressing knife assemblies 23 are installed on four horizontal sliding seats 213 respectively. That is, the four pressing knife assemblies 23 are arranged in a rectangular shape, and respectively press the four corners of the pole pieces on the stacking table 1 .

It should be noted that the number of the horizontal sliding seat 213 or the pressing knife assembly 23 can be set according to actual lamination requirements, so as to meet the pressure of the pressing knife assembly 23 on the pole piece and the diaphragm.

In this embodiment, the horizontal drive assembly 212 includes two double mover linear motors 215, and the two double mover linear motors 215 are respectively arranged at the left and right ends of the two horizontal slide rails 214, so that the four horizontal slide rails 214 for driving. That is, in this embodiment, a single double mover linear motor 215 drives the two horizontal sliding seats 213 located at the same end of the two horizontal slide rails 214, so that the two horizontal sliding seats 213 located at the same end of the two horizontal slide rails 214 move . At the same time, the two double mover linear motors 215 are arranged oppositely, so that the driving directions of the double mover linear motors 215 are opposite, so that the two horizontal slide seats 213 located at the same end of the two horizontal slide rails 214 are aligned with the two horizontal slide rails. Two horizontal sliding seats 213 at the other end of 214 move relatively.

Referring to FIG. 2 and FIG. 3 , the vertical moving assembly 22 includes a vertical driving motor 221 , a screw assembly 222 and a vertical mounting base 223 .

In this embodiment, the horizontal mounting base 211 is slidably mounted on the vertical mounting base 223 , and is vertically moved up and down under the combined drive of the vertical driving motor 221 and the screw assembly 222 . In this embodiment, the vertical mounting base 223 and the lamination mounting base 15 are the same mounting base.

Referring to FIG. 3 , the knife pressing assembly 23 includes a knife pressing member 231 and a pressing cylinder 232 .

The knife pressing member 231 is installed on the pressing cylinder 232, and driven by the pressing cylinder 232, it moves up and down in the vertical direction.

It should be noted that the pressing down cylinder 232 is provided on the pressing knife assembly 23 to provide a certain downward force for the pressing knife member 231 when pressing down, so as to ensure that the pressing knife member 231 presses the diaphragm. At the same time, fine-tuning is performed on the lifting in the vertical direction, so as to avoid excessive lifting range of the pressing knife assembly 23 and cause damage to the pole piece and the diaphragm.

It should be noted that, in this embodiment, the stacking device also includes a membrane feeding mechanism and a transfer mechanism (not shown in the figure).

The diaphragm feeding mechanism is used to supply and swing the diaphragm, so that the diaphragm can be placed on the lamination table 1 in a "Z" shape, and then the lamination is completed. The diaphragm feeding mechanism is arranged above the stacking platform 1 .

The transfer mechanism includes a pole piece manipulator for transferring the pole piece to the stacking platform 1 and a cell manipulator for transporting the cell stack away from the stacking platform 1 . Both the pole piece manipulator and the cell manipulator are arranged on the side of the stacking table 1 .

While the invention has been described with reference to a few exemplary embodiments, it is understood that the words which have been used are words of description and illustration, rather than of limitation. Since the invention can be embodied in various forms without departing from the spirit or essence of the invention, it should be understood that the above-described embodiments are not limited to any of the foregoing details, but should be broadly defined within the spirit and scope of the appended claims. Therefore, all changes and modifications that fall within the scope of the claims or their equivalents should be covered by the appended claims.

Claims (10)

1. A laminated device, characterized in that the laminated device comprises: a stacking table for placing pole pieces and diaphragms; and A pressing mechanism, which is used to press the diaphragm on the pole piece, the pressing mechanism is set up and down on the stacking platform, and the pressing mechanism includes: The horizontal moving assembly includes a horizontal mounting base and a horizontal driving assembly, and the horizontal driving assembly is relatively arranged at both ends of the horizontal mounting base; a vertical movement assembly, the horizontal mount is mounted on the vertical movement assembly; and The pressing knife assembly is movably arranged on the horizontal mounting base, and the pressing knife assembly is drivingly connected to the horizontal driving assembly, and the pressing knife assembly located at the same end of the horizontal mounting base is horizontally driven by the horizontal driving assembly. 2. The stacking device according to claim 1, wherein the stacking device further comprises: a diaphragm feeding mechanism, which is used to supply and swing the diaphragm, and the diaphragm feeding mechanism is arranged above the stacking table; and A transfer mechanism, which includes a pole piece manipulator for transferring the pole piece to the stacking platform, and a battery core manipulator for transporting the cell stack away from the stacking platform, the pole piece manipulator and the battery core The manipulators are all arranged on the side of the stacking table. 3. The stacking device according to claim 2, wherein the horizontal moving assembly further comprises a horizontal sliding seat for installing the press knife assembly, and two horizontal slide rails are arranged on the horizontal mounting seat , the number of the horizontal sliders is four, the four horizontal sliders are slidably connected to the two horizontal slide rails, the horizontal driving assembly is installed on the horizontal mounting base and drives the horizontal sliders Seat moves. 4. The lamination device according to claim 3, wherein the horizontal drive assembly comprises two double-mover linear motors, the two double-mover linear motors are arranged opposite to each other, and each of the double-mover linear motors The sub-linear motor is connected to the two horizontal sliding seats respectively located on the two horizontal slide rails at the same time, so as to drive the two horizontal sliding seats to move in the same direction. 5. The stacking device according to claim 1, wherein the vertical moving assembly at least comprises a vertical drive motor, a screw assembly and a vertical mount, and the screw assembly is connected to the vertical Between the mounting base and the horizontal mounting base, the vertical drive motor is fixed on the horizontal mounting base and connected with the screw assembly. 6. The stacking device according to claim 3, wherein the knife pressing assembly comprises a knife pressing member and a pressing cylinder, and the knife pressing member is installed on the horizontal sliding seat through the pressing cylinder . 7. The lamination device according to claim 1, wherein the lamination table is provided with a lifting assembly to drive the lamination table to move in a vertical direction relative to the pressing mechanism. 8 . The stacking device according to claim 2 , wherein an avoidance groove is provided on the stacking platform to facilitate the transfer of the cell stack by the cell manipulator. 9. The lamination device according to claim 8, characterized in that, the lamination table is also provided with a filling assembly, the filling assembly is arranged in the avoidance groove, and the highest of the filling assembly The position is flush with the table surface of the lamination table, so as to fill up the avoidance groove and keep the table surface of the lamination table flat. 10 . The stacking device according to claim 9 , wherein the repairing assembly includes a telescopic cylinder and a repairing member, and the repairing member is installed in the avoidance groove through the telescopic cylinder. 11 .

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