CN112440052A - Carrying and welding mechanism for battery strings - Google Patents

Carrying and welding mechanism for battery strings Download PDF

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Publication number
CN112440052A
CN112440052A CN201910826260.7A CN201910826260A CN112440052A CN 112440052 A CN112440052 A CN 112440052A CN 201910826260 A CN201910826260 A CN 201910826260A CN 112440052 A CN112440052 A CN 112440052A
Authority
CN
China
Prior art keywords
frame
end welding
fixed
welding head
electric cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910826260.7A
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Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qihe Double 100 Digital Imaging Equipment Co ltd
Original Assignee
Qihe Double 100 Digital Imaging Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qihe Double 100 Digital Imaging Equipment Co ltd filed Critical Qihe Double 100 Digital Imaging Equipment Co ltd
Priority to CN201910826260.7A priority Critical patent/CN112440052A/en
Publication of CN112440052A publication Critical patent/CN112440052A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02Carriages for supporting the welding or cutting element
    • B23K37/0252Steering means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0461Welding tables
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus 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
    • H01L21/677Apparatus 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
    • H01L21/67739Apparatus 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 into and out of processing chamber
    • H01L21/67742Mechanical parts of transfer devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1876Particular processes or apparatus for batch treatment of the devices
    • H01L31/188Apparatus specially adapted for automatic interconnection of solar cells in a module
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention discloses a battery string carrying and welding mechanism, which comprises a frame body, a carrying frame, a suction frame, a sucker group, a left half section correcting mechanism, a right half section correcting mechanism, a middle welding table, a middle welding head, a simple end welding head, a complex end welding head, a simple end welding table and a complex end welding table, wherein the carrying frame is fixed on the frame body, a suction frame is fixed on the lower side of the conveying frame, a sucker group is fixed on the suction frame, a left half-section correcting mechanism and a right half-section correcting mechanism are fixed on the frame body, a middle welding table is arranged between the left half-section reforming mechanism and the right half-section reforming mechanism, a middle welding head is arranged on the upper side of the middle welding table, the left side of the left half-section correcting mechanism is provided with a simple end welding table, the upper side of the simple end welding table is provided with a simple end welding head, and a complex end welding table is arranged on the right side of the right half-section correcting mechanism, and a complex end welding head is arranged on the upper side of the complex end welding table. The welding machine has the advantages of being provided with the correcting mechanism, improving the welding precision, reducing waste, having the adjusting structure and being high in efficiency.

Description

Carrying and welding mechanism for battery strings
Technical Field
The invention relates to the technical field of photovoltaic equipment, in particular to a carrying and welding mechanism for a battery string.
Background
When solar panel is produced, need weld the battery cluster through the busbar. When the battery string is welded, the battery string is combined with the bus bar as needed, and then welded. Common welding equipment can only satisfy the battery cluster subassembly of a specification mostly, when the different specification battery cluster subassemblies of needs welding, need change a lot of parts, waste time, reduce efficiency. Meanwhile, the battery strings are directly welded with the bus bars after being carried, so that the precision of the intervals among the battery strings is low, the qualification rate is high, and great waste is caused.
Disclosure of Invention
The invention aims to provide a battery string carrying and welding mechanism, which overcomes the defects in the prior art, has simple and reasonable structural design, is provided with a correcting mechanism, corrects the battery string before welding, improves the welding precision, reduces waste, has an adjusting structure, can meet the welding requirements of battery strings with different specifications, has high efficiency, meets the use requirements, and is convenient for product popularization.
In order to achieve the design purpose, the technical scheme adopted by the invention is as follows:
a battery string carrying and welding mechanism comprises a frame body, a carrying frame, an absorbing frame, a sucker group, a left half section correcting mechanism, a right half section correcting mechanism, an intermediate welding table, an intermediate welding head, a simple end welding head, a complex end welding head, a simple end welding table and a complex end welding table, wherein the frame body is provided with a fixed carrying frame which can be lifted and moved horizontally, the lower side of the carrying frame is fixedly provided with the absorbing frame, the sucking frame is fixedly provided with the sucker group, the frame body is fixedly provided with the left half section correcting mechanism and the right half section correcting mechanism which are arranged on the lower side of the sucker group side by side, the lifting intermediate welding table fixed on the frame body is arranged between the left half section correcting mechanism and the right half section correcting mechanism, the upper side of the intermediate welding table is provided with the intermediate welding head fixed on the frame body, the left side of the left half section correcting mechanism is provided with the simple end welding table fixed on the frame body, and the upper side of the simple end, and the right side of the right half-section correcting mechanism is provided with a complex end welding table fixed on the frame body, and the upper side of the complex end welding table is provided with a complex end welding head fixed on the frame body.
A CCD camera fixed on the frame body is arranged on one side of the middle welding head; a CCD camera fixed on the frame body is arranged on one side of the simple end welding head; and a CCD camera fixed on the frame body is arranged on one side of the complex end welding head.
The middle welding head is fixed on the middle welding head lifting frame through an electric cylinder, and the middle welding head can be lifted on the middle welding head lifting frame through the electric cylinder; the middle welding head lifting frame is fixed on the middle welding frame through an electric cylinder.
The simple end welding head is fixed on the simple end welding head lifting frame through the electric cylinder, and the simple end welding head can be lifted on the simple end welding head lifting frame through the electric cylinder; the simple end welding head lifting frame is fixed on the simple end welding frame through an electric cylinder, and the simple end welding head lifting frame can move on the simple end welding frame through the electric cylinder; the simple end welding frame is fixed on the frame body through the electric cylinder at two ends respectively.
The complex end welding head is fixed on the complex end welding head lifting frame through an electric cylinder, and the complex end welding head can be lifted on the complex end welding head lifting frame through the electric cylinder; the complex end welding head lifting frame is fixed on the complex end welding frame through an electric cylinder and can move on the complex end welding frame through the electric cylinder; and two ends of the complex end welding frame are respectively fixed on the frame body through electric cylinders.
Simple end welding bench passes through the electric jar to be fixed on simple end welding bench removes the frame, and simple end welding bench removes the frame and fixes on the support body, can drive simple end welding bench and remove on simple end welding bench removes the frame through the electric jar.
The complex end welding table is fixed on the complex end welding table moving frame through the electric cylinder, the complex end welding table moving frame is fixed on the frame body, and the complex end welding table can be driven to move on the complex end welding table moving frame through the electric cylinder.
The carrying frame is fixed on the carrying lifting frame through an electric cylinder, and the carrying frame is driven to move on the carrying lifting frame through the electric cylinder; the carrying lifting frame is fixed on the frame body through the electric cylinder, and the carrying lifting frame is driven to lift on the frame body through the electric cylinder.
The sucking disc group fixed on the sucking frame is a symmetrical left part and a symmetrical right part, the sucking disc group on the left part is one-to-one opposite to the left half-section restoring mechanism and the right half-section restoring mechanism, and the sucking disc group on the right part is one-to-one opposite to the left half-section restoring mechanism and the right half-section restoring mechanism.
The carrying and welding mechanism for the battery string has the beneficial effects that: structural design is simple, reasonable, has the mechanism of reforming, reforms to the battery cluster before the welding, improves the welding precision, reduces extravagantly, has the regulation structure (bonding tool, welding bench are adjustable, the lift setting of middle welding bench etc.), can satisfy the welding needs of different specification battery clusters, and is efficient.
Drawings
Fig. 1 is a perspective view of a battery string conveying and welding mechanism according to the present invention;
fig. 2 is a perspective view of another angle of the battery string handling and welding mechanism of the present invention;
fig. 3 is a top view of the battery string handling and welding mechanism of the present invention;
fig. 4 is a schematic view of a battery string handling, welding mechanism handling, welding head according to the present invention;
fig. 5 is a schematic view of a battery string handling and welding station of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The specific structure is shown in fig. 1-5, the carrying and welding mechanism for battery strings comprises a frame body 1, a carrying frame 2, an absorbing frame 3, a sucker group 4, a left half-segment correcting mechanism 6, a right half-segment correcting mechanism 7, a middle welding table 8, a middle welding head 10, a simple end welding head 13, a complex end welding head 16, a simple end welding table 17 and a complex end welding table 19, wherein the frame body 1 is fixed with the carrying frame 2 which can be lifted and moved horizontally, the lower side of the carrying frame 2 is fixed with the absorbing frame 3, the sucker group 4 is fixed on the absorbing frame 3, the sucker group 4 is used for absorbing and carrying a half-piece battery string or a whole-piece battery string, the left half-segment correcting mechanism 6 and the right half-segment correcting mechanism 7 are fixed on the lower side of the frame body 1 side by side, the left half-segment correcting mechanism 6 and the right half-segment correcting mechanism 7 are used for correcting a whole-piece battery string or a half-piece battery string, a liftable middle welding table 8 fixed on the frame body 1 is arranged between the left half section righting mechanism 6 and the right half section righting mechanism 7, a middle welding head 10 fixed on the frame body 1 is arranged on the upper side of the middle welding table 8, the middle welding head 10 is matched with the middle welding table 8 and is used for welding a half-piece battery string butt end through a bus bar, a simple end welding table 17 fixed on the frame body 1 is arranged on the left side of the left half section righting mechanism 6, a simple end welding head 13 fixed on the frame body is arranged on the upper side of the simple end welding table 17, the simple end welding head 13 is matched with the simple end welding table 17 and is used for welding the left end of the battery string, a complex end welding table 19 fixed on the frame body 1 is arranged on the right side of the right half section righting mechanism 7, a complex end 16 fixed on the frame body is arranged on the upper side of the complex end welding table 19, used for welding the right end of the battery string.
And a CCD camera fixed on the frame body 1 is arranged on one side of the middle welding head 10 and used for detecting the position of the battery string, the auxiliary correcting mechanism is used for correcting, and a light source is fixed on the frame body 1 opposite to the CCD camera and used for lighting.
Simple end bonding tool 13 one side is equipped with the CCD camera of fixing on support body 1, and the CCD camera is used for detecting the position of battery cluster, and supplementary mechanism of reforming reforms, and is relative with the CCD camera still fixed light source on the support body 1 for the illumination.
And a CCD camera fixed on the frame body 1 is arranged on one side of the complex end welding head 16 and used for detecting the position of the battery string, the auxiliary correcting mechanism is used for correcting, and a light source is fixed on the frame body 1 opposite to the CCD camera and used for lighting.
The middle welding head 10 is fixed on the middle welding head lifting frame 21 through an electric cylinder, and the middle welding head 10 can be lifted on the middle welding head lifting frame 21 through the electric cylinder; the middle welding head lifting frame 21 is fixed on the middle welding frame 9 through an electric cylinder, and the middle welding head lifting frame 21 can move on the middle welding frame 9 through the electric cylinder.
The simple end welding head 13 is fixed on the simple end welding head lifting frame 12 through an electric cylinder, and the simple end welding head 13 can be lifted on the simple end welding head lifting frame 12 through the electric cylinder; the simple end welding head lifting frame 12 is fixed on the simple end welding frame 11 through an electric cylinder, and the simple end welding head lifting frame 12 can move on the simple end welding frame 11 through the electric cylinder; simple end welds 11 both ends and fixes on support body 1 through the electric jar respectively, can drive simple end and weld frame 11 and remove on support body 1 through the electric jar to realize that simple end bonding tool 13 triaxial direction removes.
The complex end welding head 16 is fixed on the complex end welding head lifting frame 15 through an electric cylinder, and the complex end welding head 16 can be lifted on the complex end welding head lifting frame 15 through the electric cylinder; the complex end welding head lifting frame 15 is fixed on the complex end welding frame 14 through an electric cylinder, and the complex end welding head lifting frame 15 can move on the complex end welding frame 14 through the electric cylinder; two ends of the complex end welding frame 14 are respectively fixed on the frame body 1 through electric cylinders, and the complex end welding frame 14 can be driven to move on the frame body 1 through the electric cylinders, so that the complex end welding head 16 can move in the three-axis direction.
Simple end welding bench 17 passes through the electric jar to be fixed on simple end welding bench removes frame 18, and simple end welding bench removes frame 18 and fixes on support body 1, can drive simple end welding bench 17 through the electric jar and remove on simple end welding bench removes frame 18 for simple end welding bench 17 is kept away from or is close to half section in the left side and is reformd right mechanism 6, in order to satisfy different battery cluster specifications user demand.
Complicated end welding bench 19 is fixed on complicated end welding bench moving frame 20 through the electric jar, and complicated end welding bench moving frame 20 is fixed on support body 1, can drive complicated end welding bench 19 through the electric jar and remove on complicated end welding bench moving frame 20 for complicated end welding bench 19 is kept away from or is close to the half section on the right side and is reformd right mechanism 7, in order to satisfy different battery cluster specification user demands.
The conveying frame 2 is fixed on the conveying lifting frame 5 through an electric cylinder, the conveying frame 2 is driven to move on the conveying lifting frame 5 through the electric cylinder, when the conveying frame is used, the left part of the conveying frame 2 moves from the outside to the inside of the frame body 1, meanwhile, the right part of the conveying frame 2 moves from the inside of the frame body 1 to the outside, the battery string is sucked from the outside into the frame body 1, and after welding is completed, the battery string is conveyed from the inside of the frame body 1 to the outside; the carrying lifting frame 5 is fixed on the frame body 1 through an electric cylinder, and the carrying lifting frame 5 is driven to lift on the frame body 1 through the electric cylinder.
Fixed sucking disc group 4 is divided into the left part of symmetry on absorption frame 3, the right part, sucking disc group 4 and the left half section of left part mechanism 6 that reforms, right half section mechanism 7 is relative one by one, sucking disc group 4 and the left half section of right part mechanism 6 that reforms, right half section mechanism 7 is relative one by one, during the use, sucking disc group 4 of left part is from the outside of support body 1 and is drawn the battery cluster, then move left half section mechanism 6 that reforms, right half section mechanism 7 upside that reforms, and place left half section mechanism 6 that reforms, right half section mechanism 7 with the battery cluster, after the welding is accomplished, sucking disc group 4 of left part is from the outside of support body 1 and is drawn the battery cluster that the mechanism 6 that reforms, right half section is welded on the mechanism 7 that reforms simultaneously, sucking disc group 4 of right part is with left half section and is drawn the battery cluster that the mechanism 6 that reforms on right half section mechanism 7, and carry outside support body 1.
The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, to facilitate an understanding and appreciation of the invention by those skilled in the art, and it is not intended to limit the invention to the specific embodiments described herein. It will be obvious to those skilled in the art that many simple derivations or substitutions can be made without inventive effort without departing from the inventive concept. Therefore, simple modifications to the present invention by those skilled in the art according to the present disclosure should be within the scope of the present invention.

Claims (9)

1. The utility model provides a transport, welding mechanism of battery cluster which characterized in that: the automatic storage rack comprises a rack body, a conveying rack, an absorption rack, a sucker group, a left half-section restoring mechanism, a right half-section restoring mechanism, an intermediate welding table, an intermediate welding head, a simple end welding head, a complex end welding head, a simple end welding table and a complex end welding table, wherein the rack body is provided with a fixed conveying rack which can be lifted and horizontally moved, the lower side of the conveying rack is fixedly provided with the absorption rack, the sucker group is fixed on the absorption rack, the rack body is fixedly provided with the left half-section restoring mechanism and the right half-section restoring mechanism which are arranged on the lower side of the sucker group side by side, the liftable intermediate welding table fixed on the rack body is arranged between the left half-section restoring mechanism and the right half-section restoring mechanism, the upper side of the intermediate welding table is provided with the intermediate welding head fixed on the rack body, the left side of the left half-section restoring mechanism is provided with the simple end welding table fixed, and the right side of the right half-section correcting mechanism is provided with a complex end welding table fixed on the frame body, and the upper side of the complex end welding table is provided with a complex end welding head fixed on the frame body.
2. The battery string handling and welding mechanism according to claim 1, wherein: a CCD camera fixed on the frame body is arranged on one side of the middle welding head; a CCD camera fixed on the frame body is arranged on one side of the simple end welding head; and a CCD camera fixed on the frame body is arranged on one side of the complex end welding head.
3. The battery string handling and welding mechanism according to claim 1, wherein: the middle welding head is fixed on the middle welding head lifting frame through an electric cylinder, and the middle welding head can be lifted on the middle welding head lifting frame through the electric cylinder; the middle welding head lifting frame is fixed on the middle welding frame through an electric cylinder.
4. The battery string handling and welding mechanism according to claim 1, wherein: the simple end welding head is fixed on the simple end welding head lifting frame through the electric cylinder, and the simple end welding head can be lifted on the simple end welding head lifting frame through the electric cylinder; the simple end welding head lifting frame is fixed on the simple end welding frame through an electric cylinder, and the simple end welding head lifting frame can move on the simple end welding frame through the electric cylinder; the simple end welding frame is fixed on the frame body through the electric cylinder at two ends respectively.
5. The battery string handling and welding mechanism according to claim 1, wherein: the complex end welding head is fixed on the complex end welding head lifting frame through an electric cylinder, and the complex end welding head can be lifted on the complex end welding head lifting frame through the electric cylinder; the complex end welding head lifting frame is fixed on the complex end welding frame through an electric cylinder and can move on the complex end welding frame through the electric cylinder; and two ends of the complex end welding frame are respectively fixed on the frame body through electric cylinders.
6. The battery string handling and welding mechanism according to claim 1, wherein: simple end welding bench passes through the electric jar to be fixed on simple end welding bench removes the frame, and simple end welding bench removes the frame and fixes on the support body, can drive simple end welding bench and remove on simple end welding bench removes the frame through the electric jar.
7. The battery string handling and welding mechanism according to claim 1, wherein: the complex end welding table is fixed on the complex end welding table moving frame through the electric cylinder, the complex end welding table moving frame is fixed on the frame body, and the complex end welding table can be driven to move on the complex end welding table moving frame through the electric cylinder.
8. The battery string handling and welding mechanism according to claim 1, wherein: the carrying frame is fixed on the carrying lifting frame through an electric cylinder, and the carrying frame is driven to move on the carrying lifting frame through the electric cylinder; the carrying lifting frame is fixed on the frame body through the electric cylinder, and the carrying lifting frame is driven to lift on the frame body through the electric cylinder.
9. The battery string handling and welding mechanism according to claim 8, wherein: the sucking disc group fixed on the sucking frame is a symmetrical left part and a symmetrical right part, the sucking disc group on the left part is one-to-one opposite to the left half-section restoring mechanism and the right half-section restoring mechanism, and the sucking disc group on the right part is one-to-one opposite to the left half-section restoring mechanism and the right half-section restoring mechanism.
CN201910826260.7A 2019-09-01 2019-09-01 Carrying and welding mechanism for battery strings Pending CN112440052A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910826260.7A CN112440052A (en) 2019-09-01 2019-09-01 Carrying and welding mechanism for battery strings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910826260.7A CN112440052A (en) 2019-09-01 2019-09-01 Carrying and welding mechanism for battery strings

Publications (1)

Publication Number Publication Date
CN112440052A true CN112440052A (en) 2021-03-05

Family

ID=74735021

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910826260.7A Pending CN112440052A (en) 2019-09-01 2019-09-01 Carrying and welding mechanism for battery strings

Country Status (1)

Country Link
CN (1) CN112440052A (en)

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Application publication date: 20210305

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