CN213583914U - Electricity core discharge apparatus - Google Patents

Electricity core discharge apparatus Download PDF

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Publication number
CN213583914U
CN213583914U CN202023162122.0U CN202023162122U CN213583914U CN 213583914 U CN213583914 U CN 213583914U CN 202023162122 U CN202023162122 U CN 202023162122U CN 213583914 U CN213583914 U CN 213583914U
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China
Prior art keywords
needle
needle assembly
battery cell
pin
assembly
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CN202023162122.0U
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王亨
王慧光
曾焕标
刘泽红
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Dongguan Botuo Lithium Technology Co ltd
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Dongguan Botuo Lithium Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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Abstract

The utility model relates to the technical field of electric core production, in particular to an electric core unloading device, which comprises a conveying belt for conveying electric cores, an unloading platform arranged at intervals between two groups and suspended above the conveying belt, and an outer needle assembly and an inner needle assembly which are movably arranged on the unloading platform and are positioned in the same horizontal plane; the inner needle assembly can be inserted into two sides of the inner ring of the battery cell in a penetrating mode, the outer needle assembly can be clamped on two sides of the periphery of the battery cell in a clamping mode, and the inner needle assembly is connected with a heating device used for heating the inner needle assembly. The heating inner needle assembly is heated through the heating device, so that the diaphragm of the inner circle of the battery core contacted with the inner needle assembly is thermally compounded, and then the substrate diaphragm of the inner circle of the battery core is bonded together, so that the inside of the battery core is stably combined, the inside of the battery core is not easy to be dislocated, the inner circle of the battery core is prevented from being drawn out in the unloading process, and the forming quality of the battery core is ensured.

Description

Electricity core discharge apparatus
Technical Field
The utility model relates to an electricity core production technical field, in particular to electricity core discharge apparatus.
Background
The existing lithium battery core is formed by winding materials such as a positive plate, a negative plate and a diaphragm through a winding device, the materials are required to be unloaded and transferred after the battery core is formed by winding, the existing unloading device unloads materials through an inner ring of an unloading needle clamping battery core, but in the unloading needle getting the battery core, the materials of the inner ring of the battery core can be loosened and taken out, the bad condition of the pulling needle is caused, and the quality of the battery core is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electricity core discharge apparatus, adopt the utility model provides an in-process that current needle of unloading was getting off to the technical scheme, the substrate of electricity core inner circle can be loose to be taken out, causes to pull out the bad condition of needle, influences the problem of electricity core quality.
In order to solve the technical problem, the utility model provides an electric core unloading device, which comprises a conveying belt for conveying electric cores, two unloading platforms which are arranged at intervals and suspended above the conveying belt, and an outer needle assembly and an inner needle assembly which are movably arranged on the unloading platforms and are positioned in the same horizontal plane; the inner needle assembly can be inserted into two sides of the inner ring of the battery cell in a penetrating mode, the outer needle assembly can be clamped on two sides of the periphery of the battery cell in a clamping mode, and the inner needle assembly is connected with a heating device used for heating the inner needle assembly.
Preferably, the device further comprises a sliding seat arranged on the discharging table in a sliding mode and a displacement driving assembly driving the sliding seat to slide, and the outer needle assembly and the inner needle assembly are fixed on the sliding seat.
Preferably, the slide seats comprise two groups and are respectively arranged on the two groups of discharging platforms; the outer needle subassembly is including installing respectively in two sets of on the slide and the flexible drive assembly that sets up in opposite directions and be fixed in respectively the first outer needle that presss from both sides and the second outer needle that presss from both sides on the flexible drive assembly output, first outer needle that presss from both sides and the second outer needle that presss from both sides are followed slide sliding direction extends and mutual parallel arrangement.
Preferably, the inner pin assembly comprises a first inner pin and a second inner pin which are fixed on two groups of sliding seats respectively and are positioned between the first outer clamping pin and the second outer clamping pin, and the first inner pin and the second inner pin are arranged in parallel with the first outer clamping pin and can stretch into the battery core inner ring.
Preferably, the heating device comprises heating rods respectively arranged inside the first inner insertion pin and the second inner insertion pin.
Preferably, the first inner inserting needle is fixed on one of the sliding seats through a mounting block; and a clamping component for driving the second inner inserting needle to be close to or far away from the first inner inserting needle is arranged on the other sliding seat.
Preferably, the heating temperature of the heating device is 100-110 degrees.
Preferably, the contact areas of the first inner contact pin and the second inner contact pin with the battery cell inner ring are 100mm2～300mm2。
From the above, use the utility model provides a can obtain following beneficial effect: through can move at the discharge table and set up outer needle subassembly and interior needle subassembly, outer needle subassembly and interior needle subassembly are in same horizontal plane, outer needle subassembly and interior needle subassembly can move on the discharge table, can alternate the both sides in the electric core inner circle on the conveyer belt through driving interior needle subassembly, outer needle subassembly centre gripping is in the periphery both sides of electric core, needle subassembly connection has heating device including, wherein, heating device's heating temperature is 100 ~ 110, to heating interior needle subassembly through heating device, make the diaphragm of the electric core inner circle with interior needle subassembly contact carry out the thermal recombination, and then the substrate diaphragm of electric core inner circle bonds together, it is stable to make the inside combination of electric core, the inside difficult dislocation of electric core, avoid taking out at the in-process electric core inner circle of unloading, guarantee the shaping quality of electric core.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.
Fig. 1 is a perspective view of a battery cell unloading device in an embodiment of the present invention;
fig. 2 is a top view of a battery cell discharging device according to an embodiment of the present invention;
fig. 3 is a schematic view of the electric core clamped by the outer needle assembly and the inner needle assembly according to the embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The battery core is of a hollow structure after being wound, the base material of the inner ring of the battery core is in a loose state, and the base material and the diaphragm of the inner ring of the battery core are easily drawn out in the unloading process of the battery core, so that the quality problem of the battery core is caused.
In order to solve the above technical problem, the present embodiment provides a battery cell discharging apparatus, as shown in fig. 1, which includes a conveying belt 50 for conveying a battery cell, and a discharging table 1 suspended above the conveying belt 50, wherein the discharging table 1 has two sets and is arranged at intervals along a conveying direction of the conveying belt 50, an outer needle assembly 10 and an inner needle assembly 20 are movably arranged on the discharging table 1, the outer needle assembly 10 and the inner needle assembly 20 are located in a same horizontal plane, the outer needle assembly 10 and the inner needle assembly 20 are movable on the discharging table 1, the inner needle assembly 20 is driven to be inserted into two sides of an inner circle of the battery cell on the conveying belt 50, the outer needle assembly 10 is clamped at two sides of the outer periphery of the battery cell, and a heating device 40 is connected to the inner needle assembly 20, wherein a heating temperature of the heating device 40 is 100 ° to 110 °, the heating of the inner needle assembly 20 is performed by the heating device 40, so that a diaphragm of the inner circle of the battery, and then the substrate diaphragm bonding of electric core inner circle is in the same place, makes the inside combination of electric core stable, and the inside difficult dislocation of electric core avoids taking out at the in-process electric core inner circle of unloading, guarantees the shaping quality of electric core.
Specifically, as shown in fig. 2, in order to drive the outer needle assembly 10 and the inner needle assembly 20 to move above the conveyor belt 50, a slide rail 32 is installed on the discharge table 1, a slide carriage 31 is installed on the slide rail 32 of the discharge table 1, a displacement driving assembly 30 for driving the slide carriage 31 to slide along the slide rail 32 is installed at one end of the discharge table 1, the displacement driving assembly 30 may be a driving cylinder, and the slide rail 32 spans above the conveyor belt 50. Wherein, the slide 31 includes two sets and sets up respectively on two sets of dummy cars platform 1.
Further, the outer needle assembly 10 includes the telescopic driving assemblies 13 respectively installed on the two sets of sliders 31 and oppositely disposed, and the first outer clip needle 11 and the second outer clip needle 12 respectively fixed on the output end of the telescopic driving assembly 13, and the first outer clip needle 11 and the second outer clip needle 12 extend along the sliding direction of the sliders 31 and are disposed in parallel to each other. Wherein the axle center direction of electric core on the conveyer belt 50 is parallel with first outer clamp needle 11 and the outer clamp needle 12 of second, and is in same horizontal plane, and displacement drive assembly 30 drive slide 31 removes to make first outer clamp needle 11 and the outer clamp needle 12 of second remove the both sides of the electric core periphery on the conveyer belt 50, press from both sides needle 12 and move in opposite directions through the outer clamp needle 11 of flexible drive assembly 13 drive first outer clamp needle 11 and second, realize the both sides of centre gripping electric core periphery.
The inner pin assembly 20 comprises a first inner pin 21 and a second inner pin 22 which are fixed on two groups of sliding seats 31 and located between a first outer clamping pin 11 and a second outer clamping pin 12 respectively, the first inner pin 21 and the second inner pin 22 are arranged in parallel with the first outer clamping pin 11, the sliding seats 31 are driven to move by the displacement driving assembly 30, the first inner pin 21 and the second inner pin 22 are enabled to move to the battery cell inner ring on the conveying belt 50, and the first inner pin 21 and the second inner pin 22 are enabled to be inserted into two sides of the battery cell inner ring.
Further, the first inner pin 21 is fixed on one of the sliding bases 31 by the mounting block 24, and the other sliding base 31 is provided with the clamping assembly 23 for driving the second inner pin 22 to approach or depart from the first inner pin 21. The nip assembly 23 may be a drive cylinder. When the displacement driving assembly 30 drives the sliding base 31 to move and the first inner pin 21 and the second inner pin 22 are inserted into the inner ring of the cell, the clamping assembly 23 is started to make the second inner pin 22 away from the first inner pin 21, so that the first inner pin 21 and the second inner pin 22 have tension on the inner ring of the cell, and the telescopic driving assembly 13 drives the first outer pin 11 and the second outer pin 12 to clamp the two sides of the periphery of the cell in opposite directions, so that the first inner pin 21 and the second inner pin 22 are in full contact with the substrate membrane of the inner ring of the cell, as shown in fig. 3.
Wherein, the heating device 40 includes heating rods respectively installed inside the first inner pin 21 and the second inner pin 22. Insert pin 21 and second in to the heating rod and heat to 100 through the heating rod, and then make and insert pin 21 and the second in the first interior contact pin the diaphragm of the electric core inner circle of 22 contact carry out thermal recombination, make the substrate diaphragm bonding of electric core inner circle together, make the inside combination of electric core stable, the inside difficult dislocation of electric core, the realization is avoided being taken out at the in-process electric core inner circle of unloading, guarantees the shaping quality of electric core. Preferably, the contact area of the first inner pin 21 and the second inner pin 22 with the inner ring of the battery cell is 300mm2And the contact time of the first inner contact pin 21 and the second inner contact pin 22 with the inner ring of the battery cell is within 5S-20S, so that the stable combination of the interior of the battery cell is ensured.
In order to ensure that the axial center direction of the battery cell is in the same horizontal plane with the first outer clamping pin 11 and the second outer clamping pin 12, the height of the conveyer belt 50 can be adjusted by arranging a lifting device for supporting the conveyer belt 50 around the conveyer belt 50.
To sum up, the utility model discloses the scheme is through in portable outer needle subassembly and the interior needle subassembly that sets up of discharge carriage, outer needle subassembly and interior needle subassembly are in same horizontal plane, outer needle subassembly and interior needle subassembly can move on the discharge carriage, can alternate the both sides of the electric core inner circle on the conveyer belt through the needle subassembly in the drive, outer needle subassembly centre gripping is in the periphery both sides of electric core, be connected with heating device at the needle subassembly, wherein, heating device's heating temperature is 100 ~ 110, to heating the interior needle subassembly through heating device, make the diaphragm of the electric core inner circle with interior needle subassembly contact carry out the thermal recombination, and then the substrate diaphragm of electric core inner circle bonds together, it is stable to make the inside combination of electric core, the inside difficult dislocation of electric core, avoid taking out at the in-process electric core inner circle of unloading, guarantee the shaping quality of electric core.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (8)

1. The utility model provides a electricity core discharge apparatus which characterized in that: the device comprises a conveying belt (50) for conveying electric cores, two groups of discharge platforms (1) which are arranged at intervals and suspended above the conveying belt (50), and an outer needle assembly (10) and an inner needle assembly (20) which are movably arranged on the discharge platforms (1) and are positioned in the same horizontal plane; the inner needle assembly (20) can be inserted into two sides of the inner ring of the battery cell in a penetrating mode, the outer needle assembly (10) can be clamped on two sides of the periphery of the battery cell in a clamping mode, and the inner needle assembly (20) is connected with a heating device (40) used for heating the inner needle assembly (20).
2. The battery cell unloading device of claim 1, wherein: the device is characterized by further comprising a sliding seat (31) arranged on the discharging table (1) in a sliding mode and a displacement driving assembly (30) driving the sliding seat (31) to slide, wherein the outer needle assembly (10) and the inner needle assembly (20) are fixed on the sliding seat (31).
3. The battery cell unloading device of claim 2, wherein: the sliding seats (31) comprise two groups and are respectively arranged on the two groups of discharging platforms (1); outer needle subassembly (10) are including installing respectively in two sets of on slide (31) and flexible drive assembly (13) that set up in opposite directions and be fixed in respectively first outer clamp needle (11) and the outer clamp needle (12) of second on flexible drive assembly (13) output, first outer clamp needle (11) and the outer clamp needle (12) of second are followed slide (31) slip direction extends and parallel arrangement each other.
4. The cell discharge apparatus of claim 3, wherein: interior needle subassembly (20) are including being fixed in two sets ofly respectively contact pin (22) in first interior contact pin (21) and the second between first outer clip needle (11) and the outer clip needle (12) of second are located, contact pin (22) in first interior contact pin (21) and the second with first outer clip needle (11) parallel arrangement just can stretch into the electric core inner circle.
5. The battery cell unloading device of claim 4, wherein: the heating device (40) comprises heating rods which are respectively arranged inside the first inner insertion pin (21) and the second inner insertion pin (22).
6. The battery cell unloading device of claim 4, wherein: the first inner pin (21) is fixed on one of the sliding seats (31) through a mounting block (24); and a clamping assembly (23) for driving the second inner pin (22) to approach or depart from the first inner pin (21) is arranged on the other sliding seat (31).
7. The battery cell unloading device of any one of claims 1 to 6, wherein: the heating temperature of the heating device (40) is 100-110 degrees.
8. The battery cell unloading device of claim 5, wherein: the contact area of the first inner contact pin (21) and the second inner contact pin (22) with the battery cell inner ring is 100mm2～300mm2。
CN202023162122.0U 2020-12-21 2020-12-21 Electricity core discharge apparatus Active CN213583914U (en)

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CN202023162122.0U CN213583914U (en) 2020-12-21 2020-12-21 Electricity core discharge apparatus

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Application Number Priority Date Filing Date Title
CN202023162122.0U CN213583914U (en) 2020-12-21 2020-12-21 Electricity core discharge apparatus

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CN213583914U true CN213583914U (en) 2021-06-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114284569A (en) * 2021-12-27 2022-04-05 上海兰钧新能源科技有限公司 Blanking assembly, battery cell blanking method and winding device
WO2024145760A1 (en) * 2023-01-03 2024-07-11 宁德时代新能源科技股份有限公司 Unloading apparatus, winding system and unloading method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114284569A (en) * 2021-12-27 2022-04-05 上海兰钧新能源科技有限公司 Blanking assembly, battery cell blanking method and winding device
CN114284569B (en) * 2021-12-27 2023-09-05 上海兰钧新能源科技有限公司 Discharging assembly, battery core discharging method and winding device
WO2024145760A1 (en) * 2023-01-03 2024-07-11 宁德时代新能源科技股份有限公司 Unloading apparatus, winding system and unloading method

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