CN107634252B - Utmost point ear steel casing welding mechanism and electric core point end welding equipment thereof - Google Patents
Utmost point ear steel casing welding mechanism and electric core point end welding equipment thereof Download PDFInfo
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- CN107634252B CN107634252B CN201710631420.3A CN201710631420A CN107634252B CN 107634252 B CN107634252 B CN 107634252B CN 201710631420 A CN201710631420 A CN 201710631420A CN 107634252 B CN107634252 B CN 107634252B
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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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Abstract
The invention discloses a tab steel shell welding mechanism and a battery cell bottom-pointing welding device thereof. The tab steel shell welding mechanism comprises a tab steel shell welding device and a welding needle head polishing device. Utmost point ear steel casing welding set includes: the welding head horizontal moving module drives the welding head vertical moving module to reciprocate along the horizontal direction, and the welding head vertical moving module drives the lug steel shell welding needle to reciprocate along the vertical direction. Welding needle head grinding device includes: the grinding device comprises a grinding support frame, a grinding belt, a grinding driving portion and a protective cover, wherein the grinding belt is wound on the grinding support frame, the grinding driving portion drives the grinding belt to perform assembly line type movement around the grinding support frame, and the protective cover is installed on the grinding support frame and forms a grinding cavity. The lug steel shell welding mechanism realizes the welding of the lug and the bottom of the steel shell, and polishes the welding pin of the lug steel shell so as to improve the mechanical automatic production level of the battery cell.
Description
Technical Field
The invention relates to the technical field of mechanical and automatic production of battery cells, in particular to a tab steel shell welding mechanism and battery cell bottom-pointing welding equipment thereof.
Background
With the continuous development of society and the continuous progress of science and technology, mechanical automatic production becomes a development trend, gradually replaces the traditional manual labor, and injects a new power source for the sustainable development of enterprises. Therefore, the cell production and manufacturing enterprises also need to advance with time, and through transformation and upgrading, technical transformation is actively promoted, and mechanical automatic production is vigorously developed, so that the 'intelligent manufacturing' level of the enterprises is improved, and the sustainable development of the enterprises is realized.
As shown in fig. 1, it is a structural diagram of a cylindrical battery cell 10. The cylindrical cell 10 includes: steel shell 11, core 12, and tab 13. The winding core 12 is accommodated in the steel shell 11, the winding core 12 is wound and forms a through hole 14 in the center, and the tab 13 is welded by the laser welding machine through the through hole 14 of the winding core 12, so that the tab 13 can be welded with the bottom of the steel shell 11.
In actual welding process, how better make utmost point ear steel casing welding pin through the through-hole 14 of rolling up core 12, realize the bottom welding of utmost point ear 13 and steel casing 11, when utmost point ear steel casing welding pin reaches the welding number of times, how to polish utmost point ear steel casing welding pin to improve the mechanical automation production level of electric core, this is the technical problem that research and development personnel of enterprise need solve.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a tab steel shell welding mechanism and a battery cell point bottom welding device thereof, which can realize the welding of a tab and the bottom of a steel shell and polish a tab steel shell welding needle so as to improve the mechanical automatic production level of a battery cell.
The purpose of the invention is realized by the following technical scheme:
a utmost point ear steel-shelled welding mechanism includes: a tab steel shell welding device and a welding needle head polishing device;
utmost point ear steel casing welding set includes: the welding head horizontal moving module drives the welding head vertical moving module to reciprocate along the horizontal direction, and the welding head vertical moving module drives the lug steel shell welding needle to reciprocate along the vertical direction;
welding needle head grinding device includes: the grinding device comprises a grinding support frame, a grinding belt, a grinding driving portion and a protective cover, wherein the grinding belt is wound on the grinding support frame, the grinding driving portion drives the grinding belt to rotate around the grinding support frame in a production line mode, the protective cover is installed on the grinding support frame and forms a grinding cavity, the grinding belt penetrates through the grinding cavity, and a grinding hole is formed in the protective cover.
In one embodiment, the welding head horizontal moving module is a motor screw driving structure.
In one embodiment, the welding head vertical moving module is a cylinder structure.
In one embodiment, the grinding driving part is a motor belt driving structure.
A cell bottom spot welding apparatus, comprising: the battery cell feeding mechanism is connected between the battery cell feeding annular assembly line and the lug steel shell welding rotary disc, the battery cell transferring mechanism is connected between the lug steel shell welding rotary disc and the insulating ring assembly rotary disc, and the battery cell discharging mechanism is connected between the insulating ring assembly rotary disc and the battery cell recovery mechanism;
a central hole size primary CCD detection mechanism, a central hole expanding mechanism, a central hole size secondary CCD detection mechanism and the lug steel shell welding mechanism are sequentially arranged around the lug steel shell welding turntable;
and the insulation ring assembling rotary table is sequentially provided with a cell tab finding mechanism, a cell tab correcting mechanism, an insulation ring assembling mechanism and a cell appearance CCD detection mechanism.
According to the lug steel shell welding mechanism, the lug steel shell welding device and the welding needle head polishing device are arranged, the structures of the devices are optimally designed, the welding of the lug and the bottom of the steel shell is realized, and the lug steel shell welding needle is polished, so that the mechanical automatic production level of a battery cell is improved.
Drawings
Fig. 1 is a structural view of a cylindrical cell;
fig. 2 is a structural diagram of a cell bottom spot welding apparatus according to an embodiment of the present invention;
fig. 3 is a structural diagram of the cell loading mechanism shown in fig. 2;
fig. 4 is a block diagram of the central hole reaming mechanism shown in fig. 2;
fig. 5 is a structural view of a tab steel shell welding mechanism shown in fig. 2;
fig. 6 is a structural view of an insulating ring assembling mechanism shown in fig. 2.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 2, a cell spot-bottom welding device 20, that is, a device for welding a cell bottom tab to a steel shell, includes: cell material loading annular assembly line 1000, cell feed mechanism 2000, utmost point ear steel casing welding carousel 3000, cell commentaries on classics material mechanism 4000, insulating ring equipment carousel 5000, cell unloading mechanism 6000, cell recovery mechanism 7000. The battery cell feeding mechanism 2000 is connected between the battery cell feeding annular assembly line 1000 and the lug steel shell welding rotary table 3000, the battery cell transferring mechanism 4000 is connected between the lug steel shell welding rotary table 3000 and the insulating ring assembling rotary table 5000, and the battery cell blanking mechanism 6000 is connected between the insulating ring assembling rotary table 5000 and the battery cell recycling mechanism 7000.
A central hole size primary CCD detection mechanism 3100, a central hole reaming mechanism 3200, a central hole size secondary CCD detection mechanism 3300 and a lug steel shell welding mechanism 3400 are sequentially arranged around the lug steel shell welding turntable 3000.
A cell tab finding mechanism 5100, a cell tab correction mechanism 5200, an insulating ring assembling mechanism 5300 and a cell appearance CCD detection mechanism 5400 are sequentially arranged around the insulating ring assembling turntable 5000.
The cell recycling mechanism 7000 includes a good product recycling device (not shown) and a bad product recycling device (not shown).
The working principle of each component of the cell spot-bottom welding device 20 is as follows:
the battery cell feeding mechanism 2000 is used for feeding the battery cells in the battery cell feeding annular assembly line 1000 to a jig of the lug steel shell welding turntable 3000, the battery cell feeding annular assembly line 1000 is an annular closed assembly line which is connected end to end, when the battery cells in the jig of the battery cell feeding annular assembly line 1000 are clamped, the empty jig flows back to a designated position, and the battery cells are clamped into the jig by a relevant manipulator, so that the continuous feeding of the battery cells is realized;
the lug steel shell welding turntable 3000 drives a battery cell to rotate and sequentially reaches a central hole size primary CCD detection mechanism 3100, a central hole reaming mechanism 3200, a central hole size secondary CCD detection mechanism 3300 and a lug steel shell welding mechanism 3400;
the primary center hole size CCD detection mechanism 3100 is used for performing CCD photographing detection on the size of the center hole of the battery cell so as to detect whether the size of the center hole meets the requirement or not;
the central hole expanding mechanism 3200 performs hole expanding operation on the central hole of the battery cell according to the detection result of the primary central hole size CCD detection mechanism 3100, so that preparation is provided for performing laser welding on a lug of the battery cell and a steel shell subsequently;
the secondary CCD detection mechanism 3300 for the size of the central hole of the battery cell performs CCD photographing detection again, and the central hole reaming mechanism 3200 is ensured to meet the requirement on the central hole after the reaming operation of the battery cell;
the tab steel shell welding mechanism 3400 realizes the welding of the tab at the bottom of the battery cell and the steel shell through the center hole of the battery cell in a laser welding mode;
the battery cell transferring mechanism 4000 is used for transferring a battery cell which is welded in the lug steel shell welding turntable 3000 to a jig of the insulating ring assembling turntable 5000;
the insulation ring assembly turntable 5000 drives the battery cell to rotate, and the battery cell reaches the battery cell tab finding mechanism 5100, the battery cell tab correcting mechanism 5200, the insulation ring assembly mechanism 5300 and the battery cell appearance CCD detection mechanism 5400 in sequence;
the cell tab finding mechanism 5100 is used for rotating the cell so that a tab on the cell is rotated to a proper position, the cell tab correcting mechanism 5200 can correct the tab conveniently, for example, a jig of the insulating ring assembly turntable 5000 is driven to rotate by a rotating wheel, the jig further drives the cell tab to rotate, when the cell tab rotates in place, a position sensor above the tab sends out a sensing signal, the rotating wheel stops driving, and the tab is in place;
the cell tab correcting mechanism 5200 is used for correcting a tab, so as to facilitate subsequent production, for example, one end of the tab is clamped by the clamping jaw, and then the clamping jaw is driven by the cylinder to translate, so that one end of the tab can be pulled to an appointed position by the clamping jaw;
the insulating ring assembling mechanism 5300 is used for punching out the insulating ring and placing the insulating ring on the top of the battery core;
the battery cell appearance CCD detection mechanism 5400 is used for carrying out CCD detection on the appearance of the battery cell;
electric core unloading mechanism 6000 is arranged in with electric core unloading to electric core recovery mechanism 7000 in the insulator ring equipment carousel 5000, and electric core recovery mechanism 7000 has yields recovery unit and defective products recovery unit, and the electric core yields is then by the unloading in yields recovery unit, and the electric core defective products is then by the unloading in defective products recovery unit.
Electric core point end welding equipment 20, through setting up electric core material loading annular assembly line 1000, electric core feed mechanism 2000, utmost point ear steel casing welding carousel 3000, electric core changes material mechanism 4000, insulator ring equipment carousel 5000, electric core unloading mechanism 6000, electric core recovery mechanism 7000, it has once CCD detection mechanism 3100 to encircle to be equipped with the centre bore size in proper order in utmost point ear steel casing welding carousel 3000, centre bore reaming mechanism 3200, centre bore size secondary CCD detection mechanism 3300, utmost point ear steel casing welding mechanism 3400, it has in proper order to look for electric core utmost point ear mechanism 5100 to encircle in insulator ring equipment carousel 5000, electric core utmost point ear correction mechanism 5200, insulator ring equipment mechanism 5300, electric core outward appearance CCD detection mechanism 5400, thereby improve electric core bottom utmost point ear and steel casing welded mechanical automation level on the whole.
As shown in fig. 3, the cell feeding mechanism 2000 is specifically described:
electric core feed mechanism 2000 includes: the battery cell loading device comprises a battery cell loading support frame 2100, a vertical lifting device 2200, a horizontal moving device 2300 and a battery cell loading clamping claw 2400. The vertical lifting device 2200 includes a vertical lifting plate 2210 and a vertical lifting rod 2220 driving the vertical lifting plate 2210 to reciprocate in a vertical direction. The horizontal movement device 2300 includes: a horizontal sliding plate 2310 arranged on the vertical lifting plate 2210 in a sliding manner along the horizontal direction, and a horizontal sliding connecting rod 2320 arranged on the battery cell loading support frame 2100 in a rotating manner. The horizontal sliding plate 2310 is provided with a sliding guide groove 2311 extending in the vertical direction, one end of the horizontal sliding connecting rod 2320 is accommodated in the sliding guide groove 2311 through a sliding guide wheel 2321, and the cell loading clamping claw 2400 is mounted on the horizontal sliding plate 2310.
The operation principle of the cell feeding mechanism 2000 is as follows:
the vertical lifting rod 2220 drives the vertical lifting plate 2210 to reciprocate in the vertical direction under the action of the relevant power part, so that the vertical lifting plate 2210 performs vertical lifting movement;
one end of the horizontal sliding connecting rod 2320 rotates along the battery cell loading support frame 2100 under the action of the relevant power part, so that the other end of the horizontal sliding connecting rod 2320 drives the horizontal sliding plate 2310 to horizontally slide along the vertical lifting plate 2210 through the matching of the sliding guide wheel 2321 and the sliding guide groove 2311;
the vertical lifting plate 2210 is erected for lifting, and the horizontal sliding plate 2310 is horizontally reciprocated, so that the cell feeding clamping claw 2400 moves in the horizontal and vertical directions, and the cell feeding in the cell feeding annular assembly line 1000 to the tool of the lug steel shell welding turntable 3000 is clamped by the cell feeding clamping claw 2400.
It should be noted that, because the horizontal sliding plate 2310 is provided with the sliding guide groove 2311 extending in the vertical direction, and in cooperation with the horizontal sliding connecting rod 2320, the vertical lifting plate 2210 and the horizontal sliding plate 2310 can be moved independently, that is, the vertical lifting plate 2210 can smoothly perform lifting movement, and the horizontal sliding plate 2310 can smoothly perform horizontal movement, so as to clamp and feed the battery cell.
In this embodiment, the vertical lift plate 2210 is slidably mounted on the cell loading support frame 2100 through the guide post and guide sleeve. The horizontal sliding plate 2310 is slidably mounted on the vertical lift plate 2210 through the guide grooves in cooperation with the guide rails. The horizontal sliding link 2320 is in an "L" shaped structure.
The tab steel shell welding turntable 3000 and its surrounding mechanisms will be specifically described:
as shown in fig. 4, the central hole reamer mechanism 3200 includes: a reaming support frame 3210, an X-axis direction moving device 3220, a Y-axis direction moving device 3230, a Z-axis direction moving device 3240, and a cell reaming needle 3250.
The X-axis direction moving device 3220 includes: an X-axis sliding plate 3221 slidably disposed on the broaching support frame 3210 along the horizontal X-axis direction, and an X-axis driving unit 3222 for driving the X-axis sliding plate 3221 to reciprocally slide along the horizontal X-axis direction.
The Y-axis direction moving device 3230 includes: a Y-axis slide plate 3231 provided to the X-axis slide plate 3221 to slide in the horizontal Y-axis direction, and a Y-axis drive section 3232 for driving the Y-axis slide plate 3231 to slide back and forth in the horizontal Y-axis direction.
The Z-axis direction moving device 3240 includes: a Z-axis slide plate 3241 provided on the Y-axis slide plate 3231 to slide in the vertical Z-axis direction, and a Z-axis drive section 3242 for driving the Z-axis slide plate 3241 to slide back and forth in the vertical Z-axis direction.
The horizontal X-axis direction and the horizontal Y-axis direction are located on a horizontal plane and are perpendicular to each other, and the Z-axis direction is perpendicular to the horizontal plane.
The cell reaming needle 3250 is fixed on the Z-axis slide plate 3241.
In this embodiment, the X-axis driving unit 3222, the Y-axis driving unit 3232, and the Z-axis driving unit 3242 are all motor screw structures.
The working principle of the central hole reaming mechanism 3200 is as follows:
the central hole expanding mechanism 3200 controls the X-axis direction moving device 3220, the Y-axis direction moving device 3230 and the Z-axis direction moving device 3240 according to a detection result of the central hole size primary CCD detecting mechanism 3100;
the X-axis driving unit 3222 drives the X-axis sliding plate 3221 to slide in a reciprocating manner along the horizontal X-axis direction, the Y-axis driving unit 3232 drives the Y-axis sliding plate 3231 to slide in a reciprocating manner along the horizontal Y-axis direction, and the Z-axis driving unit 3242 drives the Z-axis sliding plate 3241 to slide in a reciprocating manner along the vertical Z-axis direction, so that the cell hole expanding needle 3250 moves in the horizontal and vertical directions, and the hole expanding operation on the cell is further realized.
It should be noted that the cell hole expanding needle 3250 is a needle-shaped workpiece, the cell hole expanding needle 3250 is connected to a heating tube, and in the process of cell flaring, the hole expanding operation of the cell center hole is realized by heating the cell hole expanding needle 3250.
As shown in fig. 5, the tab steel shell welding mechanism 3400 includes: tab steel shell welding device 3410 and welding needle head grinding device 3420.
The tab steel case welding device 3410 includes: the welding head horizontal moving module 3411, the welding head vertical moving module 3412 and the pole lug steel shell welding needle 3413, wherein the welding head horizontal moving module 3411 drives the welding head vertical moving module 3412 to reciprocate along the horizontal direction, and the welding head vertical moving module 3412 drives the pole lug steel shell welding needle 3413 to reciprocate along the vertical direction.
The welding needle head polishing device 3420 includes: a grinding support 3421, a grinding belt 3422, a grinding drive 3423, and a protection mask 3424. The grinding belt 3422 is wound around the grinding support 3421, the grinding driving part 3423 drives the grinding belt 3422 to move around the grinding support 3421 in a pipeline manner, the protection mask 3424 is mounted on the grinding support 3421 to form a grinding chamber (not shown), the grinding belt 3422 is disposed in the grinding chamber, and the protection mask 3424 is provided with grinding holes 3426.
The working principle of the tab steel shell welding mechanism 3400 is as follows:
the welding head horizontal moving module 3411 drives the welding head vertical moving module 3412 to reciprocate in the horizontal direction, and the welding head vertical moving module 3412 drives the lug steel shell welding needle 3413 to reciprocate in the vertical direction, so that the position of the lug steel shell welding needle 3413 in the horizontal and vertical directions is adjusted, and the lug and the steel shell are welded when reaching a specified position;
when the number of times of welding of the tab steel shell welding needle 3413 exceeds 5000 times, the tab steel shell welding needle 3413 is driven by the welding head horizontal movement module 3411 and the welding head vertical movement module 3412 to slowly enter the polishing cavity through the polishing hole 3426, the polishing driving part 3423 drives the polishing belt 3422 to drive, and the tab steel shell welding needle 3413 is polished by the polishing belt 3422.
It should be noted that the protective cover 3424 is disposed on the grinding support 3421 to prevent sparks generated when the grinding belt 3422 grinds the tab steel shell welding needle 3413 from splashing, thereby improving the production safety.
In this embodiment, the welding head horizontal movement module 3411 is a motor screw driving structure, the welding head vertical movement module 3412 is a cylinder structure, and the polishing driving part 3423 is a motor belt driving structure.
As shown in fig. 6, the insulating ring assembling mechanism 5300 will be specifically described:
the insulating ring assembling mechanism 5300 is used for blanking a coil stock, feeding an insulating sheet, and recovering waste materials. The insulating ring assembling mechanism 5300 includes: a coil unwinding support frame 5310, a coil unwinding wheel 5320, a coil conveying wheel 5330, an insulation sheet die 5340, an insulation sheet feeding cam divider 5350, an insulation sheet feeding turntable 5360, and a scrap recovery section 5370. The coil unwinding wheel 5320 and the coil conveying wheel 5330 are rotatably disposed on the coil unwinding support frame 5310, the insulating sheet feeding turntable 5360 is provided with an insulating sheet vacuum suction nozzle 5361, and the insulating sheet feeding cam divider 5350 drives the insulating sheet feeding turntable 5360 to rotate in an up-and-down manner. The coiled coil stock is placed on a coil stock unreeling wheel 5320 and reaches an insulation sheet die stamping die 5340 through a coil stock transfer wheel 5330, the insulation sheet die stamping die 5340 punches the coil stock to obtain insulation sheets and waste materials, the insulation sheets in the insulation sheet die stamping die 5340 are transferred through an insulation sheet vacuum suction nozzle 5361, namely, the insulation sheets are sucked by the insulation sheet vacuum suction nozzle 5361 and transferred to a jig of an insulation ring assembly turntable 5000 from the insulation sheet die stamping die 5340 under the action of an insulation sheet feeding turntable 5360, and the waste materials in the insulation sheet die stamping die 5340 are recovered through a waste material recovery part 5370.
The material unwinding wheel 5320 is provided with a material unwinding tension wheel 5321, a material unwinding support frame 5310 is provided with a material unwinding tension slide rail 5311 and a material shortage sensor 5312, the material shortage sensor 5312 is located on one side of the material unwinding tension slide rail 5311, and the material unwinding tension wheel 5321 is arranged on the material unwinding tension slide rail 5311 in a reciprocating sliding manner in the vertical direction through a material unwinding tension slide block 5322 and is in contact with or separated from the material shortage sensor 5312.
The waste recovery section 5370 includes: a scrap conveying structure 5371 and a scrap cutting structure 5372, the scrap conveying structure 5371 comprising: top push-down cylinder 5371a, top push-down roller 5371b, bottom rotary motor 5371c, and bottom rotary roller 5371d, top push-down cylinder 5371a drives top push-down roller 5371b to move up and down to be far away from or close to bottom rotary roller 5371d, and bottom rotary motor 5371c drives bottom rotary roller 5371d to rotate. The scrap cutting structure 5372 includes: the cutting knife pressing cylinder 5372a, the waste upper cutting knife 5372b and the waste lower cutting knife 5372c, and the cutting knife pressing cylinder 5372a drives the waste upper cutting knife 5372b to ascend and descend to be far away from or close to the waste lower cutting knife 5372 c.
The working principle of the insulating ring assembling mechanism 5300 is as follows:
the electric core of waiting to assemble the insulating ring arrives insulating ring assembly mechanism 5300 under the effect of insulating ring assembly carousel 5000, the coil stock of waiting to blank is placed in coil stock unreeling wheel 5320, and in proper order around establishing coil stock transfer wheel 5330, insulating piece die 5340, reach waste recovery portion 5370, insulating piece die 5340 punches the coil stock, insulating piece material loading cam splitter 5350 drives insulating piece material loading carousel 5360 over-and-under type rotation, realize shifting the insulating piece in insulating piece die 5340 to the electric core of electric core assembly tool 2110 through insulating piece vacuum nozzle 5361, the waste material after punching is realized retrieving by waste recovery portion 5370.
It should be noted that, regarding the insulating ring assembling mechanism 5300, the coil unwinding wheel 5320 has a coil tensioning wheel 5321, the coil unwinding support frame 5310 is provided with a coil tensioning slide rail 5311 and a short-of-material sensor 5312, the short-of-material sensor 5312 is located on one side of the coil tensioning slide rail 5311, the coil tensioning wheel 5321 is vertically and reciprocally slidably disposed on the coil tensioning slide rail 5311 through a coil tensioning slide block 5322 and is in contact with or separated from the short-of-material sensor 5312, through this design, the coil tensioning wheel 5321 keeps a tensioned state of the coil during the conveying process by using its own gravity, when the coil is about to be used up, the tightness of the coil changes, so that the coil tensioning slide rail 5311 moves and is in contact with the short-of-material sensor 5312, and the short-of-material sensor 5312 sends an alarm signal to remind relevant personnel of the need to supplement the material, thereby ensuring the operational reliability of the apparatus.
According to the tab steel shell welding mechanism 3400, the tab steel shell welding device 3410 and the welding needle head polishing device 3420 are arranged, the structures of the devices are optimally designed, the welding of the tab and the bottom of the steel shell is realized, and the welding needle of the tab steel shell is polished, so that the mechanical automatic production level of a battery cell is improved.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (1)
1. The utility model provides a welding equipment at bottom of electric core point which characterized in that includes: the battery cell feeding mechanism is connected between the battery cell feeding annular assembly line and the lug steel shell welding rotary disc, the battery cell transferring mechanism is connected between the lug steel shell welding rotary disc and the insulating ring assembly rotary disc, and the battery cell discharging mechanism is connected between the insulating ring assembly rotary disc and the battery cell recovery mechanism;
a central hole size primary CCD detection mechanism, a central hole expanding mechanism, a central hole size secondary CCD detection mechanism and a lug steel shell welding mechanism are sequentially arranged around the lug steel shell welding turntable;
a cell lug finding mechanism, a cell lug correcting mechanism, an insulating ring assembling mechanism and a cell appearance CCD (charge coupled device) detecting mechanism are sequentially arranged around the insulating ring assembling turntable;
utmost point ear steel casing welding mechanism includes: a tab steel shell welding device and a welding needle head polishing device;
utmost point ear steel casing welding set includes: the welding head horizontal moving module drives the welding head vertical moving module to reciprocate along the horizontal direction, and the welding head vertical moving module drives the lug steel shell welding needle to reciprocate along the vertical direction;
welding needle head grinding device includes: the grinding device comprises a grinding support frame, a grinding belt, a grinding driving part and a protective cover, wherein the grinding belt is wound on the grinding support frame, the grinding driving part drives the grinding belt to perform assembly line type motion around the grinding support frame, the protective cover is arranged on the grinding support frame and forms a grinding cavity, the grinding belt penetrates through the grinding cavity, and a grinding hole is formed in the protective cover;
the welding head horizontal moving module is of a motor lead screw driving structure; the welding head vertical moving module is of a cylinder structure; the polishing driving part is of a motor belt driving structure.
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| CN201710631420.3A CN107634252B (en) | 2017-07-28 | 2017-07-28 | Utmost point ear steel casing welding mechanism and electric core point end welding equipment thereof |
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| CN201710631420.3A CN107634252B (en) | 2017-07-28 | 2017-07-28 | Utmost point ear steel casing welding mechanism and electric core point end welding equipment thereof |
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| CN107634252B true CN107634252B (en) | 2020-06-12 |
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| CN111889902B (en) * | 2020-06-11 | 2022-04-15 | 苏州富强科技有限公司 | Suction mechanism for laser welding |
| CN113059471B (en) * | 2021-04-08 | 2022-05-13 | 东莞市振亮精密科技有限公司 | Antenna oscillator polishing assembly equipment and polishing assembly method |
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|---|---|
| CN107634252A (en) | 2018-01-26 |
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