CN213905556U - Rotary disc type steel ball sealing device for cylindrical battery - Google Patents
Rotary disc type steel ball sealing device for cylindrical battery Download PDFInfo
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- CN213905556U CN213905556U CN202023345696.1U CN202023345696U CN213905556U CN 213905556 U CN213905556 U CN 213905556U CN 202023345696 U CN202023345696 U CN 202023345696U CN 213905556 U CN213905556 U CN 213905556U
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- steel ball
- rotating disc
- liquid injection
- injection hole
- cylindrical battery
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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
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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
- 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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- Primary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The utility model discloses a cylinder battery carousel formula steel ball closing device, fix a position and seal the steel ball in the notes liquid hole of cylinder battery, including circular carousel, drive circular carousel pivoted cam wheel splitter, a plurality of along the circumference set firmly in circular carousel upper surface and be used for placing the location frock of cylinder battery to and along the circumference arrange in proper order in the material loading part of circular carousel side, be used for adjusting the hole to the hole part of annotating the liquid hole position and be used for knocking the steel ball into the shutoff subassembly of annotating the liquid hole; the feeding part comprises a feeding conveying line and a first cam manipulator used for grabbing the cylindrical battery on the feeding conveying line to the positioning tool.
Description
Technical Field
The utility model relates to a lithium ion battery technical field, concretely relates to cylinder battery carousel formula steel ball closing device.
Background
In the existing lithium ion battery production process, after secondary liquid injection is carried out on a battery, steel balls need to be smashed into liquid injection holes of the battery, and a sealing procedure is completed; however, the failure rate of battery sealing equipment is frequent, the production rejection rate of the battery is high, and the production cost is high.
In the prior art, the battery liquid injection hole is mainly positioned by taking a picture based on a CCD camera, the position of the liquid injection hole is determined through an algorithm, then a servo motor rotates to rotate the liquid injection hole to the position of the sealing steel ball, but the positioning of the liquid injection hole is inaccurate due to the problems of light and equipment rotation precision, so that the liquid injection hole is broken when the sealing steel ball is sealed, and the product rejection rate is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a cylinder battery carousel formula steel ball closing device.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a rotating disc type steel ball sealing device for a cylindrical battery is used for positioning a liquid injection hole of the cylindrical battery and sealing a steel ball into the liquid injection hole and comprises a circular rotating disc, a cam divider for driving the circular rotating disc to rotate, a plurality of positioning tools which are fixedly arranged on the upper surface of the circular rotating disc along the circumferential direction and used for placing the cylindrical battery, a feeding part, a hole aligning part and a plugging assembly, wherein the feeding part, the hole aligning part is used for adjusting the position of the liquid injection hole, and the plugging assembly is used for knocking the steel ball into the liquid injection hole; the feeding part comprises a feeding conveying line and a first cam manipulator used for grabbing the cylindrical battery on the feeding conveying line to the positioning tool.
Furthermore, the aligning hole part comprises a first CCD camera facing the cylindrical battery, a deviation rectifying motor and an upper computer electrically connected with the first CCD camera and the deviation rectifying motor.
Further, the plugging component comprises a steel ball placing part and a steel ball knocking part; the steel ball placing part comprises a steel ball suction head for sucking the steel ball and placing the steel ball into the liquid injection hole and a steel ball pre-knocking heavy hammer for pre-knocking the steel ball in the liquid injection hole; the steel ball knocking part comprises a steel ball knocking rod.
Further, the device also comprises a laser cleaning component, a detection part, a dispensing part, a curing part, a qualified product blanking part and a defective product blanking part which are sequentially arranged beside the circular turntable along the circumferential direction and behind the plugging component.
Further, the laser cleaning assembly comprises a first laser cleaning device for cleaning the electrolyte remained around the liquid injection hole for the first time and a second laser cleaning device for cleaning the electrolyte remained around the liquid injection hole for the second time.
Further, the defective product blanking part comprises a defective product blanking conveying line and a second cam manipulator used for grabbing the unqualified batteries on the positioning tool to the defective product blanking conveying line.
Furthermore, the qualified product blanking part comprises a qualified product blanking conveying line and a third cam manipulator used for grabbing qualified batteries on the positioning tool to the qualified product blanking conveying line.
Further, the glue dispensing part is used for injecting glue into the liquid injection hole after the steel ball is sealed.
Further, the curing part comprises a curing lamp for heating the glue.
Compared with the prior art, the utility model has the advantages that:
the circular turntable is used as a carrier, the cam divider is used as a power source, and the positioning tool is continuously driven to circularly flow; the cam manipulator simulates the motion of a mechanical cam by adopting an electronic cam control technology; the main movement and action driving of the machine are combined by a cam technology and an electronic cam control technology, so that the positioning accuracy of the cylindrical battery is ensured, and the rejection rate of the seal is reduced; the device has simple structure, reliable operation and easy maintenance and disassembly.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a process flow chart of the present invention.
Detailed Description
A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
In the prior art, the pull rod is driven to reciprocate to convey the positioning tool through the staggered motion of the cam link mechanism, the positioning tool is conveyed by rotating the divider at two ends, the butt joint precision is poor, the positioning tool is often stuck and collided, and the equipment is frequently broken down. Moreover, in the prior art, the battery liquid injection hole is mainly positioned based on the shooting of a CCD camera, the position of the liquid injection hole is determined through an algorithm, then a servo motor rotates to rotate the liquid injection hole to the position of the steel ball, but due to the problems of light and equipment rotation precision, the positioning of the liquid injection hole is inaccurate, the steel ball is prevented from being knocked off when the liquid injection hole is sealed, and the product rejection rate is high.
The sealing is used as an essential important component process for the production of the power lithium battery, and the sealing is required to be accurate, so that the conditions of sealing leakage, electrolyte overflow or leakage and the like cannot occur; the utility model takes the circular turntable as a carrier and the cam divider as a power source to continuously drive the positioning tool to circulate; the cam manipulator simulates the motion of a mechanical cam by adopting an electronic cam control technology; the main movement and action driving of the machine are realized by combining a cam technology and an electronic cam control technology, so that the cylindrical battery is accurately positioned, and the equipment system is simple in structure, reliable in operation and easy to maintain and disassemble.
As shown in figure 1, the turntable type steel ball sealing device for the cylindrical battery is used for positioning a liquid injection hole of the cylindrical battery and sealing a steel ball into the liquid injection hole and comprises a circular turntable 1, a cam divider 13 for driving the circular turntable to rotate, a plurality of positioning tools 16 which are fixedly arranged on the upper surface of the circular turntable along the circumferential direction and are used for placing the cylindrical battery, a feeding part 2, a hole aligning part 3 and a plugging assembly, wherein the feeding part 2, the hole aligning part 3 and the plugging assembly are sequentially arranged beside the circular turntable along the circumferential direction; the feeding part comprises a feeding conveying line and a first cam manipulator 15 used for grabbing the cylindrical batteries on the feeding conveying line to the positioning tool.
The cam divider is a high-precision rotating device; the stations for feeding, sealing, cleaning, detecting and discharging are installed around the circle of the circular turntable, and the positioning tool on the circular turntable accurately moves to the stations through the driving of the cam divider, so that the feeding of the cylindrical battery, the positioning of the liquid injection hole, the knocking-in of the steel ball, the laser cleaning, the CCD detection, the dispensing solidification, the discharging of unqualified products and the discharging of qualified products are accurately realized under the matching of the cam manipulator. After the cylindrical batteries are subjected to corresponding processes from the charging of the batteries to each station, the cam divider drives the circular turntable to rotate, so that the cylindrical batteries move to the next process until the discharging of the batteries is completed.
The feeding conveyer belt is in butt joint with a battery incoming material of a front-end secondary liquid injection machine, and the first cam manipulator can grab two cylindrical batteries to a positioning tool once.
The circular turntable is also provided with a pipe groove 14.
As shown in fig. 1, the hole aligning part 3 includes a first CCD camera facing the cylindrical battery, a correction motor, and an upper computer electrically connected to the first CCD camera and the correction motor.
The CCD camera is also called a charge coupled device camera, after the cylindrical battery is in place, the cylindrical battery is photographed through the CCD camera, the upper computer obtains a cover plate image of the anode cover plate, the position of the liquid injection hole and the angle of the liquid injection hole to be rotated are calculated through the existing algorithm, the upper computer sends the angle to the PLC, the PLC controls the deviation correction motor to rotate a specific angle, and the positioning of the liquid injection hole is realized.
As shown in fig. 1, the plugging component comprises a steel ball placing part 4 and a steel ball knocking part 5; the steel ball placing part comprises a steel ball suction head for sucking the steel ball and placing the steel ball into the liquid injection hole and a steel ball pre-knocking heavy hammer for pre-knocking the steel ball in the liquid injection hole; the steel ball knocking part comprises a steel ball knocking rod; the steel ball is pre-knocked by the steel ball pre-knocking heavy hammer, so that the steel ball can be prevented from falling off when the circular turntable rotates.
As shown in fig. 1, the device further comprises a laser cleaning component, a detection part 8, a dispensing part 9, a curing part 10, a qualified product blanking part 11 and a defective product blanking part 12 which are sequentially arranged beside the circular turntable along the circumferential direction and behind the plugging component.
As shown in fig. 1, the laser cleaning assembly comprises a first laser cleaning device 6 for cleaning the electrolyte remained around the liquid injection hole for the first time, and a second laser cleaning device 7 for cleaning the electrolyte remained around the liquid injection hole for the second time; cleaning is performed twice to ensure cleanness and reduce bubbles caused by residual electrolyte.
The detection part shoots the liquid injection hole through a second CCD camera, and detects whether the steel ball is broken off or not, and whether bulges or depressions exist or not; and issues the results to the PLC.
The glue dispensing part comprises a glue dispensing handle, a glue dispensing valve mounting plate and a cylinder and is used for injecting glue into the liquid injection hole after the steel ball is sealed; the glue dispensing part is mainly used for gluing the liquid injection hole filled with the steel ball, fixing the steel ball and preventing the steel ball from falling off in the circulation of the battery.
The curing device comprises a curing lamp, a curing lamp mounting plate and a curing lamp mounting support, and after glue dispensing is completed, glue is heated through the curing lamp, so that the glue is cured and solidified.
The defective product discharging part comprises a defective product discharging conveying line and a second cam manipulator used for grabbing the unqualified batteries on the positioning tool to the defective product discharging conveying line; and the second cam manipulator grabs the cylindrical battery from the positioning tool to the defective product discharging conveying line, and manually takes out the unqualified battery from the defective product discharging conveying line.
The qualified product discharging part comprises a qualified product discharging conveying line and a third cam manipulator used for grabbing the qualified batteries on the positioning tool to the qualified product discharging conveying line; and the third cam manipulator grabs the cylindrical battery from the positioning tool to a qualified product blanking conveying line, and the cylindrical battery flows to the rear-end equipment.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A rotating disc type steel ball sealing device for a cylindrical battery is used for positioning a liquid injection hole of the cylindrical battery and sealing a steel ball into the liquid injection hole, and is characterized by comprising a circular rotating disc (1), a cam divider (13) for driving the circular rotating disc to rotate, a plurality of positioning tools (16) which are circumferentially and fixedly arranged on the upper surface of the circular rotating disc and used for placing the cylindrical battery, a feeding part (2) which is circumferentially and sequentially arranged beside the circular rotating disc, a hole aligning part (3) for adjusting the position of the liquid injection hole and a plugging assembly for knocking the steel ball into the liquid injection hole; the feeding part comprises a feeding conveying line and a first cam manipulator (15) used for grabbing the cylindrical batteries on the feeding conveying line to the positioning tool.
2. The rotating disc type steel ball sealing device for the cylindrical battery as claimed in claim 1, wherein: the hole aligning part (3) comprises a first CCD camera facing the cylindrical battery, a deviation rectifying motor and an upper computer electrically connected with the first CCD camera and the deviation rectifying motor.
3. The rotating disc type steel ball sealing device for the cylindrical battery as claimed in claim 1, wherein: the plugging component comprises a steel ball placing part (4) and a steel ball knocking part (5); the steel ball placing part comprises a steel ball suction head for sucking the steel ball and placing the steel ball into the liquid injection hole and a steel ball pre-knocking heavy hammer for pre-knocking the steel ball in the liquid injection hole; the steel ball knocking part comprises a steel ball knocking rod.
4. The rotating disc type steel ball sealing device for the cylindrical battery as claimed in claim 1, wherein: the device is characterized by further comprising a laser cleaning assembly, a detection part (8), a dispensing part (9), a curing part (10), a qualified product blanking part (11) and a defective product blanking part (12) which are sequentially arranged beside the circular turntable along the circumferential direction and behind the plugging assembly.
5. The rotating disc type steel ball sealing device for the cylindrical batteries as claimed in claim 4, wherein: the laser cleaning assembly comprises a first laser cleaning device (6) for cleaning the electrolyte remained around the liquid injection hole for the first time, and a second laser cleaning device (7) for cleaning the electrolyte remained around the liquid injection hole for the second time.
6. The rotating disc type steel ball sealing device for the cylindrical batteries as claimed in claim 4, wherein: and the defective product discharging part comprises a defective product discharging conveying line and a second cam manipulator used for grabbing the defective batteries on the positioning tool to the defective product discharging conveying line.
7. The rotating disc type steel ball sealing device for the cylindrical batteries as claimed in claim 4, wherein: and the qualified product discharging part comprises a qualified product discharging conveying line and a third cam manipulator used for grabbing qualified batteries on the positioning tool to the qualified product discharging conveying line.
8. The rotating disc type steel ball sealing device for the cylindrical batteries as claimed in claim 4, wherein: the glue dispensing part is used for injecting glue into the liquid injection hole after the steel ball is sealed.
9. The rotating disc type steel ball sealing device for the cylindrical battery as claimed in claim 8, wherein: the curing part comprises a curing lamp for heating the glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345696.1U CN213905556U (en) | 2020-12-31 | 2020-12-31 | Rotary disc type steel ball sealing device for cylindrical battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345696.1U CN213905556U (en) | 2020-12-31 | 2020-12-31 | Rotary disc type steel ball sealing device for cylindrical battery |
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| Publication Number | Publication Date |
|---|---|
| CN213905556U true CN213905556U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023345696.1U Active CN213905556U (en) | 2020-12-31 | 2020-12-31 | Rotary disc type steel ball sealing device for cylindrical battery |
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| CN (1) | CN213905556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142187A (en) * | 2021-11-16 | 2022-03-04 | 青岛国轩电池有限公司 | Cylindrical battery liquid injection port aluminum sealing sheet system |
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2020
- 2020-12-31 CN CN202023345696.1U patent/CN213905556U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142187A (en) * | 2021-11-16 | 2022-03-04 | 青岛国轩电池有限公司 | Cylindrical battery liquid injection port aluminum sealing sheet system |
| CN114142187B (en) * | 2021-11-16 | 2024-05-03 | 青岛国轩电池有限公司 | Cylindrical battery liquid injection port aluminum sheet sealing system |
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