CN113629168B - Battery piece scribing series welding integrated equipment - Google Patents
Battery piece scribing series welding integrated equipment Download PDFInfo
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- CN113629168B CN113629168B CN202110766144.8A CN202110766144A CN113629168B CN 113629168 B CN113629168 B CN 113629168B CN 202110766144 A CN202110766144 A CN 202110766144A CN 113629168 B CN113629168 B CN 113629168B
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- 238000003466 welding Methods 0.000 title claims abstract description 231
- 230000007246 mechanism Effects 0.000 claims abstract description 145
- 238000004519 manufacturing process Methods 0.000 claims abstract description 76
- 238000002360 preparation method Methods 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000005520 cutting process Methods 0.000 claims abstract description 15
- 239000004744 fabric Substances 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 62
- 238000003475 lamination Methods 0.000 claims description 42
- 229910000679 solder Inorganic materials 0.000 claims description 30
- 238000001179 sorption measurement Methods 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 9
- 230000004907 flux Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 6
- 238000010606 normalization Methods 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 1
- 238000001465 metallisation Methods 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000002503 electroluminescence detection Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67276—Production flow monitoring, e.g. for increasing throughput
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
- H01L21/67703—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations between different workstations
- H01L21/67706—Mechanical details, e.g. roller, belt
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
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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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- Engineering & Computer Science (AREA)
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- Manufacturing & Machinery (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Automation & Control Theory (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a battery piece scribing and series welding integrated device, which is used for solving the technical problems that a moving line of a transmission mechanism of the conventional series welding machine is unsmooth and not concise, a series of battery strings are arranged and arranged in a long time, front end scribing beats are fast, and rear end cloth pieces, cloth belts and welding beats are slow to cause the backlog of small battery pieces after scribing, and the technical scheme of the invention comprises the following steps: the device comprises a scribing production line 1, a welding strip group preparation line 2 matched with the scribing production line 1, a string arranging station 6 connected to the tail ends of the scribing production line 1 and the welding strip group preparation line 2, a welding station 4 connected with the tail end of the string arranging station 6, a battery string EL detection station 101 connected with the tail end of the welding station 4, and a cutting mechanism 100 arranged between the welding production line 4 and the string detection mechanism 101, wherein the whole device operates efficiently, and the productivity is greatly improved.
Description
Technical Field
The invention relates to the field of series welding equipment of photovoltaic solar cells, in particular to battery piece scribing and series welding integrated equipment.
Background
In recent years, the slicing technology and the cell micro-distance technology in the photovoltaic module are simple and effective in improving the power generation efficiency, are increasingly valued and favored by module manufacturers, and the market occupation ratio is increased year by year. For the slicing technology and the micro-distance technology, two main processes are mainly involved, namely slicing the battery piece into a plurality of small battery pieces, and series-welding the sliced small battery pieces together to form a solar battery string.
In the process of dividing the battery piece into a plurality of small battery pieces, the battery pieces are divided into a plurality of small battery pieces, and are packaged after being divided in an off-line mode, and are manually conveyed to a series welding machine, so that loss is caused in the production process; in the series welding link, a welding mode that a single whole piece is used as a unit is generally adopted, so that the efficiency is low, and the GW-level planning and construction requirements of a component workshop can not be met.
Disclosure of Invention
The invention aims to solve the technical problems in the background art, provides a battery piece scribing and series welding integrated device, integrates scribing, series welding and series welding of a plurality of battery pieces, realizes the on-line scribing of the battery pieces into at least two small battery pieces, simultaneously arranges at least two small battery pieces and at least two groups of welding strips to form an interconnection string group of the battery pieces and the welding strips, and performs welding on the interconnection string group of the battery pieces and the welding strips at one time to form a continuous series welding function in a cloth string mode, and simultaneously provides a simple and efficient transmission and movement line, so that the whole device operates with high efficiency and greatly improves productivity.
The term "X-direction" as used herein refers to a longitudinal layout direction parallel to the length of the apparatus, i.e., parallel to the dicing line and the ribbon set manufacturing line. Reference to "Y-direction" refers to a direction parallel to the width of the device.
The invention provides a battery piece scribing and series welding integrated device, which is provided with a swinging string station and a welding station which are arranged along the X direction and are connected end to end, a scribing production line, a welding string group preparation line and a pressing tool supply line which are arranged in parallel with the swinging string station and are positioned at different Y positions, and comprises the following devices and mechanisms: the scribing production line is arranged at the first side of the string arranging station and is used for scribing a whole battery piece into a plurality of small battery pieces, and arranging and righting at least two small battery pieces at a distance larger than the piece spacing and/or the string spacing so that the small battery pieces are arranged in a state that welding strips can be directly arranged on the small battery pieces;
the welding strip group preparation line is arranged in parallel with the scribing production line in the Y direction along the X direction and is positioned on the same side of the string arranging station with the scribing production line, and is used for preparing and arranging at least two welding strip groups according to the small battery piece spacing and/or the string spacing, and the number of welding strips in each welding strip group is adapted to the number of main grid lines of the small battery piece;
the pressing tool supply line is arranged along the X direction and connected with the tail end of the welding strip group preparation line and is used for supplying pressing tools for controlling each welding strip group and small battery pieces to the stringing station, the number of the pressing tools provided for the stringing station at one time is matched with the number of the small battery pieces placed on the stringing station, and after the welding station finishes welding the battery strings, the pressing tools can be recycled and reused on the pressing tool supply line;
the string arranging mechanism is arranged at the string arranging station along the X direction and used for adsorbing and carrying small battery pieces conveyed by the scribing production line, a welding strip group conveyed by the management and control welding strip group preparation line and a pressing tool conveyed by the pressing tool supply line, and at least two small battery pieces and the corresponding welding strip group and the pressing tool are distributed according to the spacing between the small battery pieces and/or the string spacing to form an interconnection string group of the small battery pieces and the welding strip;
and the welding production line is arranged at the welding station along the X direction and is used for transferring the interconnected string group of the small battery pieces and the welding strips which are distributed by the string arranging mechanism to the welding station for heating welding, so that the metallized connection between the welding strips and the battery piece grid lines is realized.
The cutting mechanism is arranged at the rear end of the welding station and is used for cutting off the battery strings which are uninterruptedly welded from the string interval position;
and the string detection mechanism is arranged at the front end and/or the rear end of the cutting mechanism and is used for detecting the welding quality of the welded battery string, including PL appearance detection and/or battery string EL detection.
Further, the aforesaid scribing production line includes the consecutive setting of linking to each other in proper order: the whole-piece feeding and loading device is used for continuously supplying whole-piece battery pieces to the scribing production line by using a first manipulator; the first photographing detection positioning device is used for detecting whether the battery piece has defects such as breakage and the like, rejecting unqualified battery pieces to the waste bin at the station, and calibrating and positioning the battery piece at the same time so that a to-be-split line of the battery piece is overlapped with a laser beam generated by a laser on the nondestructive scribing device; the scribing device is used for scribing one whole battery piece into a plurality of small battery pieces; the second sub-slice photographing detection device is used for detecting the quality of each small battery slice after sub-slice; the second manipulator is arranged on the top support X of the battery piece scribing and series welding integrated equipment upwards through a sliding track, and is used for transferring at least two small battery pieces from the scribing device to a second photographing detection device, rotating the small battery pieces by 90 degrees and sequentially arranging the small battery pieces at intervals along the working running direction of the scribing production line; the corner mechanism is used for removing unqualified battery pieces on the detection platform to the waste bin, and horizontally rotating the battery pieces with the cut corners in the qualified small battery pieces by 180 degrees to enable the cut corner directions of all the small battery pieces with the cut corners to be consistent; the turnover mechanism is used for rotating the small battery piece 180 degrees in the vertical direction so that the right side of the small battery piece faces upwards; the third slicing photographing detection normalization device is provided with a detection platform for placing battery pieces and used for detecting whether the small battery pieces have defects such as splinters or not, and normalization mechanisms are arranged on two sides of the detection platform and used for enabling at least two small battery pieces to be aligned.
Further, the welding strip group preparation line comprises the following components which are sequentially connected: a solder strip supply mechanism for supplying solder strips to the solder strip group preparation line uninterruptedly; a flux coating mechanism for coating flux onto the solder strip so that the solder strip is firmly welded on the battery piece; the cloth belt mechanism is pulled out according to the spacing between the battery pieces and/or the spacing between the battery strings and cuts out welding belts which can be arranged on the lengths of at least two small battery pieces on the belt making mechanism; and the tape manufacturing mechanism cuts the welding tape with the required length into at least two groups of short welding tape groups according to the spacing between the battery pieces and/or the string spacing, and the string spacing is larger than the piece spacing.
Further, the shaping mechanism is arranged on the belt making mechanism and is used for bending the welding belt which is arranged between the intervals of the battery pieces in a Z-shaped manner and/or flattening the welding belt.
Further, in order to improve the processing capacity and the processing speed of the small battery piece after the splitting of the splitting battery piece station, the string swinging mechanism comprises: the lamination mechanism is arranged in parallel with the scribing production line and the welding strip group preparation line and is used for receiving small battery pieces, welding strip groups and pressing tools respectively from the scribing production line, the welding strip group preparation line and the pressing tool supply line, and then the battery pieces paved with the welding strip groups are combined according to the size of the battery piece spacing and/or the string spacing, namely, the battery pieces which are supplied by the scribing production line and are larger than the piece spacing and/or the string spacing and the welding strip groups placed on the battery pieces are integrally folded, and the spacing between the battery pieces after folding is ensured to meet the set separation requirement of the battery piece spacing and/or the string spacing, and the lamination mechanism specifically comprises the following steps: when the string spacing is not available, the size of the separation distance is equal to the chip spacing, and when the string spacing is available, the size of the separation distance is equal to the string spacing; the multifunctional manipulator is arranged on an upward electric cylinder of a top support Y of the battery piece scribing and series welding integrated device, can reciprocate between the scribing production line, the tail end of a welding strip group preparation line and a lamination mechanism along the Y direction and the Z direction and is used for carrying at least two small battery pieces, at least two welding strip groups and at least two pressing tools to the lamination mechanism respectively.
Preferably, the structure of the multifunctional manipulator includes: and a battery piece gripper assembly and a Z-direction driving mechanism of the battery piece gripper assembly are arranged on one side close to the scribing production line, a plurality of pressing tool adsorption assemblies are uniformly and equidistantly arranged on the battery piece gripper assembly and the Z-direction driving mechanism of the pressing tool-welding belt assembly and a Y-direction driving linear motor assembly of the pressing tool-welding belt assembly are uniformly and equidistantly arranged at a gap between the pressing tool adsorption assemblies.
Preferably, the lamination mechanism comprises: the lamination table is positioned below the lamination table and is used for driving the lamination table to move; the lamination table is provided with a vacuum chuck for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the lamination bench is provided with a welding strip guide groove for receiving welding strips and a bending mechanism for bending the welding strips with the Z-shaped bends at an inclined angle on a straight line section close to the Z-shaped bends.
Preferably, the structure of the press supply line from the connection part with the tail end of the welding strip group preparation line sequentially comprises: a pressing tool spacing component is arranged at a position parallel to the swinging mechanism and aligned with the swinging mechanism, and is used for spacing and translating a plurality of pressing tools to a pressing tool tray above the stroke end of the belt manufacturing mechanism according to the distance between the pressing tool adsorption components in the multifunctional manipulator; the correcting mechanisms are arranged at two sides of the presser transmission platform and are used for being right opposite to Ji Yaju; the pressing tool carrying manipulator is arranged on the top support Y of the battery piece scribing and series welding integrated equipment upwards through a sliding track and is used for carrying the pressing tool at the tail end of the welding production line to a pressing tool transmission platform; a presser stack mechanism is provided adjacent the presser transport platform for storing the pressers.
Preferably, the structure of the presser spacing assembly includes: the X-direction guide rail is provided with at least two presser sucker hands which are connected with the linear motor in a transmission way.
Preferably, the welding production line is provided with the following devices and mechanisms: the utility model provides an infrared welding device that can up-and-down motion, is located infrared welding device below for accept the sub-spacing device of the interconnection cluster group of little battery piece after the distance and welding area, the structure includes: the supporting table is arranged on the supporting tables, a plurality of bearing tables are arranged on the supporting tables, a first driving device is fixed at one end of the supporting tables, the driving end of the first driving device is in driving connection with one bearing table at the end, the other bearing table at the end is movably connected with the other end, far away from the first driving device, of the supporting tables, and the adjacent bearing tables are connected through a clutch device; and the welding strip thimble mechanism is arranged on the bearing table.
The battery piece scribing and series welding integrated equipment has the main technical effects that:
1. the belt making mechanism, the string arranging mechanism and the distance dividing device designed in the equipment are synchronously controlled through computer programs, so that positions with string spacing and positions without string spacing can be accurately positioned when the belt making mechanism prepares the welding belt, and the welding belt with set length can be accurately prepared; the string arranging mechanism and the distance separating device can accurately position positions with and without string spacing, so that the fact that a plurality of groups of welding strips prepared in the same batch are matched with the string arranging mechanism is guaranteed, the distance separating device separates the thimble mechanisms of the welding strips after the welding stations are arranged, the distance separating device is identical with the distance separating device of the string arranging mechanism, and the thimble mechanisms can jack the welding strips to be fully contacted with welding spots of the battery pieces. The three mechanisms are cooperatively controlled, so that the synchronous welding of a plurality of battery pieces in series can be realized at one time in the series welding process, the series welding efficiency is obviously improved, and the short plates of the scribing and series welding integrated machine are supplemented.
2. In the equipment, the multifunctional manipulator, the transmission mechanism from the lamination mechanism to the welding station, the press tool carrying manipulator, the press tool transmission platform and the press tool spacing component, which reciprocate between the scribing production line and the welding strip group preparation line, are in a shape like a Chinese character 'Hui', and each mechanism moves along one direction in a horizontal plane.
3. The second manipulator for carrying the battery piece in a long distance on the scribing production line is arranged on the top support X of the scribing series welding integrated equipment through a sliding track, the multifunctional manipulator for reciprocating motion between the scribing production line and the welding strip group preparation line drives an electric cylinder for motion to be arranged on the top support Y of the scribing series welding integrated equipment, and the sliding track of the pressing tool carrying manipulator is also arranged on the top support Y of the battery piece scribing series welding integrated equipment, so that the whole equipment is divided into an upper layer and a lower layer, and the whole equipment is non-interfering, simple in structure and high in operation efficiency.
4. According to the equipment, the scribing production line and the welding strip group preparation line are arranged along the X direction and are arranged in parallel in the Y direction, the whole part formed by the scribing production line and the welding strip group preparation line, the string arranging station, the welding station, the cutting mechanism and the string detecting mechanism are sequentially arranged in an end-to-end mode in the X direction, the transmission mechanism and the carrying manipulator between the stations basically move along the X direction or the Y direction, the long-distance movement manipulator is arranged on the top support of the equipment, so that the whole equipment is compact, the occupied space is very small, and in actual production, the whole equipment can be regarded as a scribing string welding production line, and two scribing string welding production lines which are mirror images of each other can be arranged in parallel on the same equipment. At least two mutually parallel scribing and series welding production lines can be arranged at the same time, and the workload and the working efficiency of the scribing and series welding of the battery piece are obviously improved.
Drawings
Fig. 1 is a schematic diagram of the structural composition and layout of a battery piece dicing and series welding integrated apparatus in an embodiment;
FIG. 2 is a schematic structural view of a multifunctional manipulator according to an embodiment;
FIG. 3 is a schematic view of the structure of a lamination station in an embodiment;
FIG. 4 is a schematic view of a structure of a solder strip ejector pin mechanism and a driving mechanism thereof according to an embodiment;
fig. 5 is a schematic structural view of a press supply line in an embodiment, in which an arrow indicates a circular motion track of the press.
Fig. 6 is a schematic diagram of the string arranging mechanism in the embodiment without string spacing and without string combination after arranging the welding string group and the small battery piece.
Fig. 7 is a schematic diagram of a string swinging mechanism without string spacing after string combination of battery pieces with a welded string set laid in an embodiment.
Fig. 8 is a schematic diagram of a string arranging mechanism with a string spacing and without strings after arranging the welding string group and the small battery piece in the embodiment.
Fig. 9 is a schematic diagram of a string spacing of the string swinging mechanism after string combining the battery pieces with the solder tape set laid in the embodiment.
Fig. 10 illustrates a schematic diagram of a zigzag bending weld zone, a string pitch, and a sheet pitch in an embodiment.
Fig. 11 is a schematic diagram of a string spacing after string combining in another embodiment of the battery cell and strap set layout.
Fig. 12 is a schematic diagram showing the structure of a welding line in the embodiment.
In the figure, 1 a dicing line, 2 a welding strip preparation line, 3 a press supply line, 4 a welding line, 5 a spacing device, 6 a stringing mechanism, 100 a cutting mechanism, 101 a stringing mechanism, 11 a whole sheet feeding and loading device, 12 a first photo detection positioning device, 13 a first manipulator, 14 a dicing device, 15 a second manipulator, 16 a second photo detection device, 17 a corner mechanism, 18 a turn-over mechanism, 19 a third photo detection alignment device, 21 a welding strip supply mechanism, 22 a soldering flux coating mechanism, 23 a cloth tape mechanism, 24 a belt making mechanism, 31 a lamination mechanism, 32 a multifunctional manipulator, 33 a alignment mechanism, 34 a press stacking mechanism, 35 a press handling manipulator, the device comprises a pressing tool transmission platform, a pressing tool separation assembly, a pressing tool guide rail, a pressing tool sucker hand, a pressing tool sucker 373, a linear motor, a 41 infrared welding device, a 52 welding belt thimble mechanism, a 53 supporting table, a 54 supporting table, a 55 first driving device, a 56 clutch device, a 311 stitch welding table, a 312 lamination arranging motor, a 320 battery piece grabbing hand assembly, a 321 battery piece grabbing hand assembly Z-direction driving mechanism, a 322 pressing tool absorption assembly, a 323 welding belt grabbing hand assembly, a 324 pressing tool-welding belt assembly Z-direction driving mechanism, a 325 pressing tool-welding belt assembly Y-direction driving linear motor assembly, a string spacing of adjacent battery strings, a sheet spacing of adjacent battery pieces, a welding belt and b small battery pieces.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, a battery piece dicing and series welding integrated apparatus is illustrated, comprising: the device comprises a scribing production line 1, a welding strip group preparation line 2 which is arranged in parallel with the scribing production line 1, a pressing tool supply line 3 which is arranged at the tail end of the welding strip group preparation line 2 along the working running direction of the welding strip group preparation line 2, a string swinging mechanism 6 which is connected with the tail ends of the scribing production line 1 and the welding strip group preparation line 2, a welding production line 4 which is connected with the tail end of the string swinging mechanism 6, a cutting mechanism 100 and a string inspection mechanism 101 which is connected with the tail end of the welding production line 4. In this embodiment, the dicing line 1 dicing a whole piece of battery pieces into at least two small battery pieces, and arranging and aligning the at least two small battery pieces at a distance larger than the piece pitch and/or the string pitch so that the small battery pieces are arranged in a state for arranging the solder strips; while the dicing line 1 works, the solder strip group preparation line 2 prepares at least two sets of solder strip groups according to the spacing between the battery pieces and/or the spacing between the battery strings, referring to fig. 6 to 9, it can be clearly seen that the length of the solder strip group when there is a string spacing is significantly longer than the length of the solder strip group when there is no string spacing, fig. 11 illustrates a battery string of another structure, and other types of battery string structures exist in the prior art, which are not listed here, and in the actual implementation process, the length of the solder strip group is adjusted according to the change of the string spacing and/or the piece spacing; at the same time, the presser supply line 3 continuously supplies a presser to the end of the ribbon set manufacturing line 2; the string arranging mechanism 6 is used for adsorbing and carrying small battery pieces conveyed by the scribing production line 1, managing and controlling a welding string group conveyed by the welding string group preparation line 2 and carrying a pressing tool conveyed by the pressing tool supply line 3, and at least two small battery pieces and the corresponding welding string group and pressing tool are distributed according to the spacing of the small battery pieces and/or the string spacing to form an interconnection string group of the small battery pieces and the welding strings; the welding production line 4 is used for welding the interconnection string group of the small battery piece and the welding strip formed in the previous station; a cutting mechanism 100 for cutting the battery string without interruption from the string interval position after welding according to the battery string with a preset length; the string inspection mechanism 101 detects the quality of the battery pieces and the welding quality in each string of battery strings.
Referring to fig. 1, in a specific embodiment, a structural configuration and a positional layout scheme of a dicing line 1 are provided, where the dicing line 1 is sequentially provided with the following devices and mechanisms from a start end to a connection point with a swinging string mechanism 6: the device comprises a whole slice feeding device 11, a first photographing detection positioning device 12, a scribing device 14, a second slicing rotary photographing detection device, a corner mechanism 17, a turn-over mechanism 18 and a third slicing photographing detection correcting device 19. In this embodiment, the whole-piece feeding and loading device 11 uses the first manipulator 13 to supply whole-piece battery pieces to the dicing line 1 uninterruptedly, the first photographing detection positioning device 12 detects the battery pieces supplied by the loading device, reject unqualified battery pieces to the waste bin at the station, calibrate and position the battery pieces at the same time, enable the battery pieces to be split into at least two small battery pieces by overlapping the laser beams generated by the lasers on the dicing device 14, the battery pieces are diced into at least two small battery pieces after passing through the dicing device 14, when the battery pieces are conveyed to the second dicing rotary photographing detection device, the second manipulator 15 transfers the battery pieces to the station of the second dicing rotary photographing detection device and rotates the battery pieces by 90 degrees, so that each battery piece is orderly arranged at intervals along the working running direction of the dicing line 1, a photographing detection mechanism arranged on the battery pieces detects the quality of the battery pieces, if the battery pieces are detected as unqualified battery pieces, the corner mechanism 17 rejects the battery pieces to the waste bin, and horizontally rotates the battery pieces with a cutting angle in part to 180 degrees, so that the battery pieces with cutting angles are all vertical to be in front face directions, and the battery pieces are turned over by 180 degrees after passing through the vertical turning mechanism; after the battery piece is transferred to the detection platform on the third piece photographing detection correcting device 19, whether the battery piece has defects such as splinters or not is detected by photographing, and the correcting mechanisms 33 are arranged on two sides of the detection platform to enable a plurality of small battery pieces to be aligned, so that the scribing production line 1 finishes scribing of the battery pieces, realizes arrangement of the small battery pieces, and prepares for paving a battery string for the next process.
Referring to fig. 1, in another embodiment, there is provided a structural configuration and positional layout scheme of a solder ribbon set manufacturing line 2, comprising, in order: a solder strip supply mechanism 21, a soldering flux coating mechanism 22, a cloth strip mechanism 23 and a belt manufacturing mechanism 24. In this embodiment, the solder ribbon supplying mechanism 21 continuously provides solder ribbons to the solder ribbon group manufacturing line 2, the solder ribbons are coated with flux when passing through the flux coating mechanism 22, so that the solder ribbons are firmly welded on the battery pieces, the tape distributing mechanism 23 pulls out and cuts out the solder ribbons which can be arranged on at least two small battery pieces according to the spacing between the battery pieces and the spacing between the strings on the tape manufacturing mechanism 24, the tape manufacturing mechanism 24 cuts the solder ribbons with the required length into at least two groups of short solder ribbon groups according to the spacing between the battery pieces and/or the spacing between the strings, and referring to the battery strings with the structure shown in fig. 6 to 9, it can be clearly seen that the length of the solder ribbons with the spacing between the strings is significantly greater than the length of the solder ribbons without the spacing between the strings, and other types of battery string structures in the prior art are not listed here, and in the actual implementation, the length of the solder ribbon groups is adjusted according to the variation of the spacing between the strings and/or the spacing between the strings. The welding strip group preparation line 2 finishes the preparation of a plurality of groups of welding strips with specific lengths, and prepares for the next working procedure to lay and form a battery string.
In another embodiment, a structural configuration and a layout scheme of the solder strip group manufacturing line 2 are provided, and on the basis of the above embodiment, a shaping mechanism (not illustrated in the drawing) is disposed on the strip manufacturing mechanism 24, so as to bend and/or flatten solder strips arranged between the spacing of the battery pieces in a zigzag manner, referring to the solder strip shape in fig. 10.
Referring to fig. 2 and 3, in one embodiment, a structural configuration and positional layout scheme of a swing string mechanism 6 is provided, comprising: lamination mechanism 31 with scribing production line 1 with welding set preparation line 2 parallel arrangement, and with scribing production line 1 with welding set preparation line 2 parallel arrangement's lamination mechanism 31 and multi-functional manipulator 32, multi-functional manipulator 32 can follow Y direction and Z direction and reciprocate between scribing production line 1 with welding set preparation line 2 end and lamination mechanism 31, carry the terminal a plurality of little battery piece of scribing production line 1 to lamination mechanism 31 earlier, move to welding set preparation line 2 end and carry multiunit welding set group and presser to place on lamination mechanism 31 on corresponding battery piece, rethread adjusts pendulum cluster mechanism 6 partition apart from adjustment, forms the interconnection cluster group that can be used to implement welded little battery piece and welding set.
Referring to fig. 2, in one embodiment, a structural configuration and positional layout scheme of a multi-function robot 32 is provided, comprising: a battery piece gripper assembly 320 and a battery piece gripper assembly Z-direction driving mechanism 321 are arranged on one side close to the scribing production line 1, a plurality of press tool adsorption assemblies 322 are uniformly and equidistantly arranged on the battery piece gripper assembly, a plurality of welding strip gripper assemblies 323 are uniformly and equidistantly arranged at gaps among the press tool adsorption assemblies 322, and a press tool-welding strip assembly Z-direction driving mechanism 324 and a press tool-welding strip assembly Y-direction driving linear motor assembly 325 are arranged on the battery piece gripper assemblies.
Referring to fig. 3, in a specific embodiment, a solution of a lamination mechanism 31 is provided, including: a plurality of lamination platforms 311 are arranged, and a lamination sorting motor 312 is arranged below the lamination platforms 311 and used for driving the lamination platforms 311 to move; the lamination table 311 is provided with a vacuum chuck for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the lamination table 311 is provided with a welding strip guide groove for receiving welding strips, and is also provided with a bending mechanism for bending the welding strips with the Z-shaped bends at an inclined angle on a straight line section close to the Z-shaped bends. In this embodiment, after the battery pieces are placed on the lamination table 311, the lamination finishing motor 312 is moved to a distance between the battery pieces greater than a set piece spacing and/or a string spacing, the multifunctional manipulator clamps the welding strip and adsorbs the pressing tool to place the pressing tool on the battery pieces, as shown in fig. 6, then the pressing tool is seated on the lamination table, the pressing needle tube below the pressing tool controls the welding strip, the lamination finishing motor 312 receives a computer control instruction, and starts to move according to the set piece spacing or string spacing of each battery piece until the distance between each battery piece reaches a set program value, so as to form an interconnected string group of small battery pieces and the welding strip, and the transmission mechanism transports the small battery pieces to the welding procedure for welding.
Referring to fig. 5, in another embodiment, there is provided a configuration and placement scheme of the presser supply line 3, the system comprising, in order from the connection with the end of the ribbon bonding preparation line 2: the presser spacing assembly 37 is arranged in parallel with and aligned with the lamination table 311, the normalization mechanism 33 is arranged at two sides of the presser transmission platform 36, the presser stacking mechanism 34 is arranged at the position adjacent to the presser transmission platform 36, and the presser handling manipulator 35 is arranged at the presser recovery area at the tail end of the welding production line 4. The press handling manipulator 35 takes out the press from the press recovery area at the tail end of the welding production line 4 and places the press on the press transmission platform 36, the press is aligned when passing through the alignment mechanism 33 in the process of press transmission, the press spacing component 37 divides the distance between the press adsorption components in the multifunctional manipulator 32 and translates the press to the press tray above the stroke end of the belt making mechanism 24 according to the distance between the press adsorption components, the multifunctional manipulator 32 adsorbs and grabs the plurality of presses at the tail end of the welding strip group preparation line 2 and simultaneously clamps a plurality of groups of welding strips to the lamination platform 311, after the welding production line 4 finishes welding the combined string of small battery pieces and welding strips arranged on the lamination platform 311, the press moves to the press recovery area at the tail end of the welding production line 4, and the press is placed on the press transmission platform 36 by the press handling manipulator 35 continuously and circularly. When the equipment is about to stop, the scribing production line 1 and the welding strip group preparation line 2 stop conveying the battery pieces and the welding strips, after the welding production line 4 finishes welding the residual battery strings in the equipment, the press tool runs to a press tool recovery area at the tail end of the welding production line 4, and the press tool is recovered to the press tool stacking mechanism 34 from the press tool recovery area by the press tool carrying mechanical arm 35.
In another embodiment, in addition to the above embodiment, there is provided a press spacing assembly 37, the structure comprising: and the X-direction guide rail is parallel to the welding strip group preparation line 2, and at least two pressing tool sucker hands are arranged on the X-direction guide rail through a linear motor. The computer program controls the linear motor to move on the X-direction guide rail according to the interval between the pressing tool adsorption components in the multifunctional manipulator 32, namely, when the linear motor drives the pressing tool sucker to divide the upper pressing tool into the same interval with the interval between the pressing tool adsorption components in the multifunctional manipulator 32, the movement of the linear motor is stopped.
Referring to fig. 4 and 12, in one embodiment, a design of a welding line 4 is provided, comprising: the infrared welding device 41 capable of moving up and down is located below the infrared welding device 41, and is used for receiving the distance separating device 5 of the interconnection string group of the small battery pieces and the welding strips after distance fixing, and the structure comprises: the support table 53, a plurality of plummer 54 that set up on the support table 53, fix the first drive arrangement 55 in the one end of support table 53, the drive end of first drive arrangement 55 is connected with the plummer 54 drive of one of them locating in the tip, another plummer 54 locating in the tip is movably connected with the other end that the support table 53 kept away from first drive arrangement 55, connect through clutch 56 between the adjacent plummer 54, the welding strip thimble mechanism 52 of installing on plummer 54. In this embodiment, the position of the carrying platform 54 far away from one end of the first driving device 55 is fixed relative to the supporting platform 53 as a reference position, the first driving device 55 can drive the carrying platform 54 connected with the first driving device to reciprocate in the extending direction of the supporting platform 53, and the clutch device 56 controllably enables the adjacent carrying platforms 54 to be fixedly connected or separated, so that the adjacent carrying platforms 54 form a preset string spacing distance on the supporting platform 53, and when the interconnected string group of small battery pieces and welding strips is welded, the ejector pins in the welding strip ejector pin mechanism 52 are lifted to jack up the welding strips below the battery strings and then are in full contact with welding points of the battery pieces.
The foregoing disclosure is only illustrative of the preferred embodiments of the present application and is not intended to limit the scope of the claims hereof, as it is to be understood by those skilled in the art that all or part of the procedures described herein may be performed and that equivalent changes may be made thereto without departing from the scope of the invention encompassed by the claims.
Claims (9)
1. The utility model provides a battery piece scribing series welding integration equipment, has the serial station of putting of end to end and welding station of arranging along X, with putting serial station parallel arrangement and lie in scribing production line and welding set of bands preparation line and the pressure utensil supply line of Y to different positions department, its characterized in that includes:
the scribing production line (1) is arranged at one side of the string arranging station X direction and is used for scribing a whole battery piece into at least two small battery pieces and arranging and righting the at least two small battery pieces at a distance larger than the piece spacing and/or the string spacing;
the welding strip group preparation line (2) is arranged in parallel with the scribing production line in the Y direction along the X direction and is positioned at the same side of the string arranging station with the scribing production line (1) and is used for preparing and arranging at least two welding strip groups according to the small battery piece spacing and/or the string spacing, and the welding strip number in each welding strip group is matched with the small battery piece main grid line number;
the pressing tool supply line (3) is arranged along the X direction and connected with the tail end of the welding strip group preparation line, is positioned on the other side of the string arranging station X direction and is used for supplying a pressing tool for controlling each welding strip group and small battery pieces to the string arranging station;
the string arranging mechanism (6) is arranged at a string arranging station along the X direction and is positioned at the tail ends of the scribing production line (1) and the string welding group preparation line (2) and used for adsorbing and receiving small battery pieces conveyed by the scribing production line (1), managing and controlling the string welding group conveyed by the string welding group preparation line (2) and receiving a pressing tool conveyed by the pressing tool supply line (3), and at least two small battery pieces and the corresponding string welding groups and pressing tools are distributed according to the spacing between the small battery pieces and/or the spacing between the strings to form an interconnection string group of the small battery pieces and the welding bands;
the welding production line (4) is arranged at the welding station along the X direction and is positioned at the same side of the string arranging station with the pressing tool supply line, and is used for transferring the interconnected string group of the small battery pieces and the welding strips which are arranged by the string arranging mechanism (6) to the welding station for heating and welding so as to realize the metallization connection between the welding strips and the battery piece grid lines;
the cutting mechanism (100) is arranged at the rear end of the welding station and is used for cutting off the battery strings which are subjected to welding and are uninterrupted from the string interval position;
the series detection mechanism (101) is arranged at the front end and/or the rear end of the cutting mechanism and is used for detecting the welding quality of the welded battery series;
the string arranging mechanism (6) comprises a lamination mechanism (31) which is arranged in parallel with the scribing production line (1) and the welding strip group preparation line (2) and is used for receiving small battery pieces, welding strip groups and pressing tools from the scribing production line, the welding strip group preparation line and the pressing tool supply line respectively, and then carrying out string combination on the battery pieces paved with the welding strip groups according to the size of the battery piece spacing and/or the string spacing;
the battery piece scribing and series welding integrated device comprises a multifunctional manipulator (32) which is arranged on an upward electric cylinder of a top bracket Y of the battery piece scribing and series welding integrated device and is used for respectively carrying at least two small battery pieces, at least two welding strip groups and at least two pressing tools to a lamination mechanism (31).
2. The battery piece scribing and series welding integrated equipment according to claim 1, wherein the scribing production line (1) comprises the following components which are sequentially connected:
a whole-sheet feeding and loading device (11) for continuously supplying whole-sheet battery sheets to the dicing line (1) by using a first manipulator (13);
the first photographing detection positioning device (12) is used for detecting the battery pieces, rejecting the unqualified battery pieces to the waste bin at the station and calibrating and positioning the battery pieces;
a dicing device (14) for dicing a whole piece of battery into at least two small pieces of battery;
the second slicing photographing detection device (16) is used for detecting the quality of each small battery piece after slicing;
the second manipulator (15) is arranged on the top support X of the battery piece scribing and series welding integrated equipment upwards through a sliding track, and is used for transferring at least two small battery pieces from the scribing device (14) to the second piece photographing detection device (16) and sequentially arranging the small battery pieces at intervals along the working running direction of the scribing production line after rotating the small battery pieces by 90 degrees;
the corner mechanism (17) is used for removing unqualified small battery pieces after detection to the waste bin, horizontally rotating the battery pieces with the cut angles in the qualified small battery pieces by 180 degrees, and enabling the cut angle directions of all the small battery pieces with the cut angles to be consistent;
the turnover mechanism (18) is used for rotating the small battery piece 180 degrees in the vertical direction so that the front surface of the small battery piece faces upwards;
and the third slicing photographing detection normalization device (19) is provided with a detection platform for placing the battery pieces and used for detecting the positions of the small battery pieces, and normalization mechanisms (33) are arranged on two sides of the detection platform and used for enabling at least two small battery pieces to be aligned.
3. The integrated device for scribing and series welding of battery chips according to claim 1, wherein the welding strip group preparation line (2) comprises the following components which are sequentially connected:
a solder strip supply mechanism (21);
a flux coating mechanism (22);
the cloth belt mechanism (23) is used for pulling out and cutting out welding belts which can be arranged on at least two small battery pieces and have the required length according to the interval between the battery pieces and/or the interval between strings, and the welding belts are arranged on the belt making mechanism (24);
and the tape manufacturing mechanism (24) cuts the welding tape with the required length into at least two groups of short welding tape groups according to the spacing between the battery pieces and/or the string spacing.
4. A battery piece scribing and series welding integrated device according to claim 3, characterized in that the strip making mechanism (24) is provided with a shaping mechanism for bending and/or flattening a welding strip arranged between the battery piece spacing in sequence.
5. The battery piece scribing and series welding integrated equipment according to claim 1, wherein the structure of the multifunctional manipulator (32) comprises: a battery piece gripper assembly (320) and a battery piece gripper assembly Z-direction driving mechanism (321) are arranged on one side close to the scribing production line (1), a plurality of pressing tool adsorption assemblies (322) are uniformly and equidistantly arranged on the battery piece gripper assembly, at least two welding strip gripper assemblies (323) are uniformly and equidistantly arranged at the gap between the pressing tool adsorption assemblies (322), and a pressing tool-welding strip assembly Z-direction driving mechanism (324) and a pressing tool-welding strip assembly Y-direction driving linear motor assembly (325) are arranged on the battery piece gripper assemblies.
6. The battery piece scribing and series welding integrated equipment according to claim 1, wherein the structure of the lamination mechanism (31) comprises: a lamination table (311), a lamination sorting motor (312) positioned below the lamination table (311) and used for driving the lamination table (311) to move; a vacuum chuck is arranged on the lamination table (311) and used for adsorbing and positioning the battery piece, and the vacuum chuck is controlled by an electromagnetic valve; the lamination table (311) is provided with a welding strip guide groove for receiving welding strips, and is also provided with a bending mechanism for bending the welding strips with the Z-shaped bends at an inclined angle on a straight line section close to the Z-shaped bends.
7. The integrated battery die dicing and series welding apparatus of claim 1, wherein the presser supply line comprises: a presser spacing component (37) is arranged at a position parallel to the swinging mechanism (6) and aligned with the swinging mechanism, and is used for spacing and translating a plurality of pressers to a presser tray above the stroke end point of the belt making mechanism (24) according to the distance between the presser adsorption components in the multifunctional manipulator (32); the correcting mechanisms (33) are arranged at two sides of the presser transmission platform (36) and are used for aligning Ji Yaju; the pressing tool conveying mechanical arm (35) is arranged on the top support Y of the battery piece scribing and series welding integrated equipment upwards through a sliding track and is used for conveying the pressing tools at the tail end of the welding production line (4) onto the pressing tool conveying platform (36); a presser stack mechanism (34) is provided adjacent the presser transport platform (36) for storing the pressers.
8. The battery piece dicing and series welding integrated apparatus of claim 7, wherein the structure of the press spacer assembly (37) comprises: the X-direction guide rail (371), at least two presser sucker hands (372) arranged on the X-direction guide rail, and the presser sucker hands (372) are in transmission connection with the linear motor (373).
9. The integrated device for scribing and series welding of battery pieces according to claim 1, characterized in that the welding production line (4) is provided with the following devices and mechanisms:
an infrared welding device (41) capable of moving up and down;
the distance separating device (5) is positioned below the infrared welding device (41) and is used for receiving the interconnection string group of the small battery pieces and the welding strips after distance fixing, and the structure comprises: the supporting table (53), a plurality of plummer blocks (54) arranged on the supporting table (53), a first driving device (55) fixed at one end of the supporting table (53), the driving end of the first driving device (55) is in driving connection with one plummer block (54) positioned at one end, the other plummer block (54) positioned at the end is movably connected with the other end, far away from the first driving device (55), of the supporting table (53), and the adjacent plummer blocks (54) are connected through a clutch device (56);
and the welding strip thimble mechanism (52) is arranged on the bearing table (54).
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| CN114497286A (en) * | 2022-02-16 | 2022-05-13 | 苏州迈展自动化科技有限公司 | Assembling mechanism and assembling method of solar photovoltaic cell string |
| CN114833504B (en) * | 2022-07-05 | 2022-11-25 | 江苏小牛自动化设备有限公司 | Battery string preparation method and battery string welding equipment |
| CN115223907B (en) * | 2022-09-20 | 2022-12-16 | 苏州小牛自动化设备有限公司 | Battery piece transmission line and battery string production line |
| CN115911189B (en) * | 2023-03-14 | 2023-05-23 | 苏州智慧谷激光智能装备有限公司 | Battery piece distance adjusting device and method |
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| Title |
|---|
| 激光加工技术应用的发展及展望;江海河;光电子技术与信息(第04期);1-12 * |
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| Publication number | Publication date |
|---|---|
| CN113629168A (en) | 2021-11-09 |
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Address after: 750011 No.6, baohu West Road, Jinfeng Industrial Park, Jingkai District, Yinchuan City, Ningxia Hui Autonomous Region Applicant after: Ningxia Xiaoniu Automation Equipment Co.,Ltd. Address before: 750011 No.6, baohu West Road, Jinfeng Industrial Park, Jingkai District, Yinchuan City, Ningxia Hui Autonomous Region Applicant before: NINGXIA XN AUTOMATION EQUIPMENT Co.,Ltd. |
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