CN220330355U - Sealing nail welding preheating device - Google Patents
Sealing nail welding preheating device Download PDFInfo
- Publication number
- CN220330355U CN220330355U CN202322315327.5U CN202322315327U CN220330355U CN 220330355 U CN220330355 U CN 220330355U CN 202322315327 U CN202322315327 U CN 202322315327U CN 220330355 U CN220330355 U CN 220330355U
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- China
- Prior art keywords
- nail
- sealing
- welding
- heating
- injection port
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- 238000007789 sealing Methods 0.000 title claims abstract description 149
- 238000003466 welding Methods 0.000 title claims abstract description 109
- 238000010438 heat treatment Methods 0.000 claims abstract description 74
- 238000003825 pressing Methods 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims description 58
- 238000002347 injection Methods 0.000 claims description 53
- 239000007924 injection Substances 0.000 claims description 53
- 239000003292 glue Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000007547 defect Effects 0.000 abstract description 6
- 241001079814 Symphyotrichum pilosum Species 0.000 description 3
- 235000004224 Typha angustifolia Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 241000587161 Gomphocarpus Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Abstract
The utility model relates to a sealing nail welding preheating device. The welding machine solves the technical problems that defects are generated after welding due to the fact that the existing welding has no preheating function. The sealing nail conveying mechanism is provided with a sealing nail heating mechanism, and a heating type pre-welding nail pressing mechanism is movably arranged above the sealing position of the sealing nail. The advantages are that: the device heats the sealing nail through installing the sealing nail heating mechanism on the sealing nail feeding channel to install the heating ring mechanism on pressing nail drive assembly, the sealing nail heats the ring mechanism and heats the welding position outer lane when giving out heat, and the twice heating volatilizes residual water vapor and residual electrolyte, thereby reducing defects such as air holes and pinholes generated by welding, and improving the welding rate of the sealing nail.
Description
Technical Field
The utility model belongs to the technical field of sealing nail welding, and particularly relates to a sealing nail welding preheating device.
Background
In the current welding procedure of the sealing nails of the square shell battery, a preheating device is not arranged, after the battery core is fed, the sealing nails are directly arranged through a CCD after being positioned, then the sealing nails are pre-welded and fully welded, most of the sealing nails are welded through a 600W pulse welder and a 2000W plus 2000W annular facula continuous welder, and part of manufacturers adopt QCW quasi-continuous welders to weld the sealing nails, but all the sealing nails lack of the preheating device, so that the following defects exist: during welding, the sealing nail is suddenly raised to the melting temperature from normal temperature, residual water and residual electrolyte around the liquid injection port are not volatilized, and defects such as pinholes, explosion points, air holes and the like are easily formed in a welding line after a molten pool is solidified, so that the quality of the sealing nail cannot reach the standard.
Disclosure of Invention
The utility model aims to solve the problems and provide a sealing nail welding preheating device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sealing nail welding preheating device, is including setting up on waiting to weld the battery and being used for installing the sealing nail annotate liquid mouth welding seal position and be used for carrying the sealing nail to annotate the sealing nail conveying mechanism of liquid mouth welding seal position, sealing nail conveying mechanism on be equipped with sealing nail heating mechanism, annotate liquid mouth welding seal position top activity and be provided with heating type pre-welding and press the nail mechanism. The sealing nail conveying mechanism is used for placing the sealing nail on the welding sealing position of the liquid injection port, the sealing nail is used for heating the lower end before being installed through the sealing nail heating mechanism, the self temperature of the sealing nail is increased, the sealing effect is improved, and then the sealing nail is pressed through the heating type pre-welding nail pressing mechanism and is simultaneously used for heating the welding sealing position of the liquid injection port, so that all residual moisture and residual electrolyte around the welding sealing position of the liquid injection port are volatilized.
In the sealing nail welding preheating device, the sealing nail conveying mechanism comprises a vibration disc, the vibration disc is connected with one end of the sealing nail feeding channel, and the other end of the sealing nail feeding channel forms a feeding channel section connected with the material taking manipulator. The sealing nails are moved into the sealing nail feeding channel one by one through the vibrating disc, and the sealing nails can be stably and orderly conveyed by the vibrating disc, so that the working efficiency is improved by replacing manual screening, and meanwhile, the sealing nail head is ensured to be upwards beneficial to the next working procedure.
In the sealing nail welding preheating device, the sealing nail heating mechanism comprises a resistance heating sheet arranged at the lower end of the feeding channel section. The resistance heating sheet heats the lower end of the sealing nail, and the sealing nail is made of aluminum material and has good heat conduction performance.
In the sealing nail welding preheating device, the heating type pre-welding nail pressing mechanism comprises a nail pressing rod which is connected with the nail pressing driving assembly and can prop against the sealing nail at the welding sealing position of the liquid injection port, the circumferential periphery of the welding sealing position of the liquid injection port forms a welding position outer ring, and a heating ring mechanism capable of heating the welding position outer ring is arranged at the outer side of one end, close to the sealing nail, of the nail pressing rod. The nail pressing rod is used for pressing the sealing nail and keeping the sealing nail fixed, so that a pre-welding effect is achieved, and the sealing nail is pressed while the ring heating mechanism is attached to the outer ring of the welding position.
In the sealing nail welding preheating device, the nail pressing driving assembly is a cylinder nail pressing module, the cylinder nail pressing module is provided with a horizontal cylinder group for driving the nail pressing rod and the heating ring mechanism to horizontally move, and the driving nail pressing rod and the heating ring mechanism are connected with a vertical cylinder group for driving the nail pressing rod and the heating ring mechanism to vertically move.
In the sealing nail welding preheating device, the heating ring mechanism comprises a heating ring which is arranged at one end of the nail pressing rod close to the sealing nail and corresponds to the outer ring of the welding position. The heating ring heats the outer ring of the welding position, and residual water and residual electrolyte around the outer ring can volatilize due to the rising of the heating temperature.
In the sealing nail welding preheating device, the diameter of the heating ring is larger than that of the welding sealing position of the liquid injection port.
In the sealing nail welding preheating device, the top cover of the shell of the battery to be welded is provided with the liquid injection port, the sealing nail is arranged in the liquid injection port, and the welding sealing position of the liquid injection port is formed between the circumferential outer side of the sealing nail and the circumferential inner side of the liquid injection port.
In the sealing nail welding preheating device, the lower end of the liquid injection port is provided with the glue nail, the diameter of the liquid injection port is larger than that of the glue nail, and the sealing nail is a circular aluminum nail and is matched with the liquid injection port in appearance. The sealing nail is used for sealing the liquid injection port.
In the sealing nail welding preheating device, the liquid injection port is welded and sealed by a laser, and the laser is any one of a pulse welding laser, a continuous laser, a QCW quasi-continuous laser and an annular light spot laser. The pulse welding laser is in a pulse type, the emitted laser is in a segment-by-segment state, the laser emitted by the continuous laser is in a continuous state, the laser emitted by the QCW quasi-continuous laser is arranged between the pulse welding laser and the continuous laser, and the laser emitted by the annular facula laser is divided into two segments, so that the inner ring and the outer ring can be independently controlled.
Compared with the prior art, the utility model has the advantages that:
1. the device heats the sealing nail when the sealing nail is sent to the feeding channel section by installing the sealing nail heating mechanism on the sealing nail feeding channel, and the sealing nail is clamped into the liquid injection port by the manipulator after the temperature of the sealing nail rises, and then the sealing nail emits heat to volatilize residual water and residual electrolyte on the periphery.
2. According to the device, the heating ring mechanism is arranged on the nail pressing driving assembly, the sealing nails are pressed, the heating ring mechanism is used for carrying out second heating on the outer ring of the welding position, and the volatilization of residual water gas and residual electrolyte is further completed, so that the defects of air holes, pinholes and the like generated by welding are reduced, and the welding rate of the sealing nails is improved.
Drawings
Fig. 1 is a schematic view of a structure of a battery to be welded in the present utility model.
Fig. 2 is a top view of a battery to be welded in the present utility model.
Fig. 3 is a partial cross-sectional view of a battery to be welded in the present utility model.
Fig. 4 is a schematic view of the seal nail feeding mechanism of the present utility model.
FIG. 5 is a schematic view of the structure of the staple driving assembly of the present utility model.
In the figure: the battery 1 to be welded, a liquid injection port 11, a glue nail 12, a sealing nail 2, a liquid injection port welding sealing position 3, a welding position outer ring 31, a sealing nail conveying mechanism 4, a vibration disc 41, a sealing nail feeding channel 42, a feeding channel section 43, a sealing nail heating mechanism 5, a resistance heating sheet 51, a heating type pre-welding nail pressing mechanism 6, a nail pressing rod 61, a heating ring mechanism 62, a heating ring 63, a nail pressing driving assembly 7, a cylinder nail pressing module 71, a horizontal cylinder group 72, a vertical cylinder group 73 and a laser 8.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1-5, a sealing nail welding preheating device comprises a liquid injection port welding sealing position 3 which is arranged on a battery 1 to be welded and used for installing a sealing nail 2, and a sealing nail conveying mechanism 4 which is used for conveying the sealing nail 2 to the liquid injection port welding sealing position 3, wherein a sealing nail heating mechanism 5 is arranged on the sealing nail conveying mechanism 4, and a heating type pre-welding nail pressing mechanism 6 is movably arranged above the liquid injection port welding sealing position 3. The sealing nail 2 is placed on the liquid injection port welding sealing position 3 through the sealing nail conveying mechanism 4, the sealing nail 2 is heated at the lower end through the sealing nail heating mechanism 5 before being installed, the temperature of the sealing nail 2 is increased, the sealing effect is improved, the sealing nail 2 is pressed through the heating type pre-welding nail pressing mechanism 6, and meanwhile the liquid injection port welding sealing position 3 is heated, so that all residual water and residual electrolyte around the liquid injection port welding sealing position 3 volatilize.
As shown in fig. 4, the seal nail conveying mechanism 4 includes a vibration plate 41, the vibration plate 41 is connected with one end of a seal nail feeding channel 42, and the other end of the seal nail feeding channel 42 forms a feeding channel section 43 connected with the material taking manipulator. The sealing nails 2 move into the sealing nail feeding channels 42 one by one through the vibrating disc 41, and the sealing nails 2 can be stably and orderly conveyed by adopting the vibrating disc 41, so that the working efficiency is improved by replacing manual screening, and meanwhile, the head of the sealing nail 2 is ensured to be upward and beneficial to the processing of the next procedure.
Wherein the seal pin heating mechanism 5 comprises a resistance heating plate 51 arranged at the lower end of the feeding channel section 43. The resistance heating plate 51 heats the lower end of the sealing nail 2, and the sealing nail 2 is made of aluminum material and has good heat conduction performance.
As shown in fig. 1 and 5, the heating type pre-welding press mechanism 6 comprises a press nail rod 61 which is connected with the press nail driving assembly 7 and can be abutted against the seal nail 2 on the liquid injection port welding seal position 3, the welding position outer ring 31 is formed on the periphery of the liquid injection port welding seal position 3, and a heating ring mechanism 62 which can heat the welding position outer ring 31 is arranged on the outer side of one end, close to the seal nail 2, of the press nail rod 61. The pin pressing rod 61 is used for pressing the sealing pin 2 and keeping fixed, and plays a role of pre-welding, and the ring mechanism 62 is heated to be attached to the outer ring 31 of the welding position while pressing the sealing pin 2.
The nail pressing driving assembly 7 is a cylinder nail pressing module 71, the cylinder nail pressing module 71 is provided with a horizontal cylinder group 72 for driving the nail pressing rod 61 and the heating circular ring mechanism 62 to horizontally move, and the vertical cylinder group 73 for driving the nail pressing rod 61 and the heating circular ring mechanism 62 to vertically move is connected with the driving nail pressing rod 61 and the heating circular ring mechanism 62.
Specifically, the heating ring mechanism 62 includes a heating ring 63 provided at one end of the pin pressing rod 61 near the seal pin 2 and corresponding to the welding position outer ring 31. The heating ring 63 heats the welding position outer ring 31, and the heating temperature rises, so that the residual moisture and the residual electrolyte around the periphery can be volatilized.
Further, the diameter of the heating ring 63 is larger than that of the welding sealing position 3 of the liquid injection port.
As shown in fig. 2 and 3, the top cover of the casing of the battery 1 to be welded is provided with a liquid injection port 11, the sealing nail 2 is arranged in the liquid injection port 11, and the welding sealing position 3 of the liquid injection port is formed between the circumferential outside of the sealing nail 2 and the circumferential inside of the liquid injection port 11.
The lower end of the liquid injection port 11 is provided with a glue nail 12, the diameter of the liquid injection port 11 is larger than that of the glue nail 12, and the sealing nail 2 is a circular aluminum nail and is matched with the liquid injection port 11 in appearance. The sealing nail 2 is used for sealing the liquid injection port 11.
Specifically, the liquid injection port welding sealing position 3 is welded and sealed by a laser 8, and the laser 8 is any one of a pulse welding laser, a continuous laser, a QCW quasi-continuous laser and a ring spot laser. The pulse welding laser is in a pulse type, the emitted laser is in a segment-by-segment state, the laser emitted by the continuous laser is in a continuous state, the laser emitted by the QCW quasi-continuous laser is arranged between the pulse welding laser and the continuous laser, and the laser emitted by the annular facula laser is divided into two segments, so that the inner ring and the outer ring can be independently controlled.
The principle of this embodiment is:
the sealing nails 2 are placed in the vibrating plate 41, the vibrating plate 41 starts to sequentially convey the sealing nails 2 into the sealing nail feeding channel 42 and then moves into the feeding channel end 43, the resistance heating plate 51 at the feeding channel section 43 starts to work and heat the sealing nails 2, then the sealing nails 2 are taken away by the material taking manipulator and placed into the liquid injection port 11, and residual water and residual electrolyte at the periphery of the liquid injection port 11 are volatilized by the heated sealing nails 2; then the nail pressing rod 61 moves to the upper part of the liquid injection port 11 under the action of the pressing rod driving assembly 7 and presses the sealing nail 2 to keep fixed, then the heating ring 63 starts to operate, the outer ring 31 of the welding position is heated, the residual water vapor and the residual electrolyte at the periphery are volatilized along with the temperature rise, all the residual water vapor and the residual electrolyte at the periphery of the welding sealing position 3 of the liquid injection port are volatilized under the heating actions, and the defects of air holes, pinholes, explosion points and the like caused by the influences of the residual water vapor and the residual electrolyte can not occur during welding, so that the welding rate of the sealing nail is improved.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the battery 1 to be welded, the liquid injection port 11, the glue nail 12, the seal nail 2, the liquid injection port welding seal position 3, the welding position outer ring 31, the seal nail conveying mechanism 4, the vibration plate 41, the seal nail feeding passage 42, the feeding passage section 43, the seal nail heating mechanism 5, the resistance heating sheet 51, the heating type pre-welding press nail mechanism 6, the press nail rod 61, the heating ring mechanism 62, the heating ring 63, the press nail driving assembly 7, the cylinder press nail module 71, the horizontal cylinder group 72, the vertical cylinder group 73, the laser 8, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides a sealing nail welding preheating device, is including setting up on waiting welding battery (1) and being used for installing annotating liquid mouth welding seal position (3) of sealing nail (2) and being used for carrying sealing nail (2) to annotating sealed position (3) sealing nail conveying mechanism (4), its characterized in that sealing nail conveying mechanism (4) on be equipped with sealing nail heating mechanism (5), annotate liquid mouth welding seal position (3) top activity and be provided with heating type pre-welding nail pressing mechanism (6).
2. The sealing-nail welding pre-heating device according to claim 1, wherein the sealing-nail conveying mechanism (4) comprises a vibrating disc (41), the vibrating disc (41) is connected with one end of a sealing-nail feeding channel (42), and a feeding channel section (43) connected with the material taking manipulator is formed at the other end of the sealing-nail feeding channel (42).
3. The sealing-nail welding preheating device according to claim 2, wherein the sealing-nail heating mechanism (5) comprises a resistance heating plate (51) arranged at the lower end of the feeding channel section (43).
4. The sealing-nail welding pre-heating device according to claim 1, 2 or 3, wherein the heating-type pre-welding nail pressing mechanism (6) comprises a nail pressing rod (61) which is connected with the nail pressing driving assembly (7) and can be abutted against the sealing nail (2) on the liquid injection port welding sealing position (3), a welding position outer ring (31) is formed on the periphery of the liquid injection port welding sealing position (3), and a heating ring mechanism (62) which can heat the welding position outer ring (31) is arranged on the outer side of one end, close to the sealing nail (2), of the nail pressing rod (61).
5. The sealing-nail welding pre-heating device according to claim 4, wherein the nail pressing driving assembly (7) is a cylinder nail pressing module (71), the cylinder nail pressing module (71) is provided with a horizontal cylinder group (72) for driving the nail pressing rod (61) and the heating circular ring mechanism (62) to move horizontally, and the driving nail pressing rod (61) and the heating circular ring mechanism (62) are connected with a vertical cylinder group (73) for driving the nail pressing rod (61) and the heating circular ring mechanism (62) to move vertically.
6. The seal nail welding preheating device according to claim 4, wherein the heating ring mechanism (62) comprises a heating ring (63) which is arranged at one end of the nail pressing rod (61) close to the seal nail (2) and corresponds to the welding position outer ring (31).
7. The sealing-nail welding preheating device according to claim 6, wherein the diameter of the heating ring (63) is larger than the diameter of the welding sealing position (3) of the liquid injection port.
8. The sealing nail welding preheating device according to claim 1, wherein a liquid injection port (11) is arranged on the top cover of the shell of the battery (1) to be welded, the sealing nail (2) is arranged in the liquid injection port (11), and the liquid injection port welding sealing position (3) is formed between the circumferential outer side of the sealing nail (2) and the circumferential inner side of the liquid injection port (11).
9. The sealing nail welding and preheating device according to claim 8, wherein the lower end of the liquid injection port (11) is provided with a glue nail (12), the diameter of the liquid injection port (11) is larger than that of the glue nail (12), and the sealing nail (2) is a circular aluminum nail and is matched with the liquid injection port (11) in appearance.
10. The sealing-nail welding preheating device according to claim 1, wherein the liquid-filling port welding sealing position (3) is welded and sealed by a laser (8), and the laser (8) is any one of a pulse welding laser, a continuous laser, a QCW quasi-continuous laser and a ring-shaped spot laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322315327.5U CN220330355U (en) | 2023-08-25 | 2023-08-25 | Sealing nail welding preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322315327.5U CN220330355U (en) | 2023-08-25 | 2023-08-25 | Sealing nail welding preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220330355U true CN220330355U (en) | 2024-01-12 |
Family
ID=89448607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322315327.5U Active CN220330355U (en) | 2023-08-25 | 2023-08-25 | Sealing nail welding preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220330355U (en) |
-
2023
- 2023-08-25 CN CN202322315327.5U patent/CN220330355U/en active Active
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