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CN-224204121-U - Lamination device

CN224204121UCN 224204121 UCN224204121 UCN 224204121UCN-224204121-U

Abstract

The utility model relates to the technical field of battery lamination, and provides a lamination device which comprises a lamination assembly, wherein the lamination assembly comprises a base and at least one extension block, the extension block is detachably arranged on the side edge of the base, the diaphragm assembly is used for paving a diaphragm to the lamination assembly, and the diaphragm assembly can reciprocate relative to the lamination assembly to expose or cover the lamination assembly. The diaphragm assembly is driven by the first driving assembly to move along the first preset path, and the diaphragm is automatically paved to the stacking table assembly in the moving process, so that the manpower is reduced, and the lamination efficiency and quality are improved.

Inventors

  • WANG RUI

Assignees

  • 合肥国轩高科动力能源有限公司

Dates

Publication Date
20260505
Application Date
20250423

Claims (10)

  1. 1. A lamination apparatus, comprising: The stacking assembly comprises a base and at least one extending block, and the extending block is detachably arranged on the side edge of the base; The diaphragm assembly is arranged above the stacking table assembly and used for paving a diaphragm to the stacking table assembly, and the diaphragm assembly can reciprocate relative to the stacking table assembly so as to expose or cover the stacking table assembly; The first driving component is used for driving the diaphragm component to reciprocate.
  2. 2. The lamination device of claim 1, further comprising a table, wherein the lamination table assembly, the diaphragm assembly, and the first drive assembly are mounted on the table.
  3. 3. The lamination device of claim 1, further comprising a pressing assembly and a second driving assembly, wherein the pressing assembly is symmetrically disposed at four corners of the stacking assembly, the pressing assembly is movable relative to the stacking assembly to approach or separate from the stacking assembly, and the second driving assembly is used for driving the pressing assembly to move.
  4. 4. A lamination device according to claim 3, wherein the pressing assembly comprises a pressing plate and a first driving part, the pressing plate is connected with an output shaft of the first driving part, and the first driving part drives the pressing plate to move up and down relative to the lamination assembly.
  5. 5. A lamination device according to claim 3, wherein the second drive assembly comprises a first screw and a first motor, the hold-down assembly being threadably coupled to the first screw, the first motor being drivingly coupled to the first screw for driving the hold-down assembly to reciprocate on the first screw.
  6. 6. The lamination device of claim 1, further comprising a third drive assembly for driving movement of the lamination assembly relative to the diaphragm assembly.
  7. 7. The lamination device of claim 6, wherein the third driving assembly comprises a second screw rod and a second motor, the second screw rod is respectively connected to two sides of the lamination assembly, and the second motor is in transmission connection with the second screw rod and is used for driving the lamination assembly to reciprocate along the second screw rod.
  8. 8. The lamination device of claim 7, wherein the lamination assembly further comprises a spacer block on which the base block is disposed, both sides of the spacer block extending to an outer side of the base block, and the second screw rod penetrating through the spacer block.
  9. 9. The lamination device of claim 1, wherein the diaphragm assembly comprises a support frame, a unreeling shaft, a diaphragm roll, a tension roller, a passing roller and a smoothing roller, the support frame is arranged on two sides of the lamination table assembly, the diaphragm roll is penetrated on the unreeling shaft, and the unreeling shaft, the tension roller, the passing roller and the smoothing roller are sequentially arranged between the two support frames from top to bottom.
  10. 10. The lamination device of claim 9, wherein the first drive assembly includes a third screw and a third motor, the third screw being threadably coupled to the bottom of the support frame, the third motor being drivingly coupled to the third screw for driving the support frame to reciprocate on the third screw.

Description

Lamination device Technical Field The utility model relates to the technical field of battery lamination, in particular to a lamination device. Background In the research and development process of lithium batteries, a lamination process is one of key links in manufacturing battery cells. The laminated cells have a higher energy density, a more stable structure, and a longer cycle life than the winding process. However, existing automated lamination machines are designed primarily for mass production, and face many challenges during the development phase: 1. The compatibility is insufficient, the size of the pole piece is often required to be adjusted or the design of the same-side/different-side pole lugs is switched in the research and development stage, but the compatibility range of a standard lamination machine is limited, and the standard lamination machine is difficult to adapt to large-scale size change. 2. The equipment is required to be adjusted to change the shape, the period is long, the cost is high, and even the equipment cannot adapt to new specifications. 3. And the debugging is difficult, the reference point is easy to deviate due to frequent model changing, and the stability and consistency of batch trial production are affected. Some lamination equipment on the market at present has certain flexibility, but is still guided by mass production, and the requirements of small batch research and development and multiple specifications are difficult to meet. Therefore, there is a need to develop a lamination device suitable for use in test lines. Disclosure of utility model The utility model aims to provide a lamination device which solves the problems in the prior art and can support quick mold changing, compatibility of wide pole pieces and efficient debugging, so that the research and development process of a battery cell is accelerated. The present utility model provides a lamination device comprising: The stacking assembly comprises a base and at least one extending block, and the extending block is detachably arranged on the side edge of the base; The diaphragm assembly is arranged above the stacking table assembly and used for paving a diaphragm to the stacking table assembly, and the diaphragm assembly can reciprocate relative to the stacking table assembly so as to expose or cover the stacking table assembly; The first driving component is used for driving the diaphragm component to reciprocate. A lamination apparatus as described above, wherein preferably the lamination apparatus further comprises a table on which the lamination table assembly, the diaphragm assembly and the first drive assembly are mounted. The lamination device as described above, preferably, the lamination device further includes a pressing component and a second driving component, the pressing component is symmetrically disposed at four corners of the stacking component, the pressing component can move relative to the stacking component to be close to or far from the stacking component, and the second driving component is used for driving the pressing component to move. In one embodiment of the lamination device, the pressing assembly preferably includes a pressing plate and a first driving portion, the pressing plate is connected with an output shaft of the first driving portion, and the first driving portion drives the pressing plate to move up and down relative to the lamination assembly. In one lamination device as described above, preferably, the second driving assembly includes a first screw and a first motor, the pressing assembly is screwed on the first screw, and the first motor is connected with the first screw in a transmission manner, and is used for driving the pressing assembly to reciprocate on the first screw. A lamination assembly as described above, wherein preferably the lamination assembly further comprises a third drive assembly for driving the movement of the lamination assembly relative to the diaphragm assembly. The lamination device as described above, preferably, the third driving assembly includes a second screw rod and a second motor, the second screw rods are respectively connected to two sides of the lamination assembly, and the second motor is in transmission connection with the second screw rod, and is used for driving the lamination assembly to reciprocate along the second screw rod. The lamination device as described above, wherein preferably, the lamination assembly further comprises a spacer block, the base block is disposed on the spacer block, two sides of the spacer block extend to the outer side of the base block, and the second screw rod penetrates through the spacer block. The lamination device described above, wherein preferably, the membrane assembly includes a support frame, a unreeling shaft, a membrane roll, a tension roller, a passing roller and a smoothing roller, the support frame is disposed at two sides of the stacking table assembly, the membrane roll is penetra