CN114851571B - Film strip welding apparatus and welding method for battery assembly - Google Patents
Film strip welding apparatus and welding method for battery assembly Download PDFInfo
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- CN114851571B CN114851571B CN202210479227.3A CN202210479227A CN114851571B CN 114851571 B CN114851571 B CN 114851571B CN 202210479227 A CN202210479227 A CN 202210479227A CN 114851571 B CN114851571 B CN 114851571B
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- film strip
- battery assembly
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- strips
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- 238000003466 welding Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 109
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000005520 cutting process Methods 0.000 claims abstract description 46
- 238000001179 sorption measurement Methods 0.000 claims description 67
- 239000012528 membrane Substances 0.000 claims description 26
- 238000009826 distribution Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 11
- 238000002788 crimping Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
- B29C65/7805—Positioning the parts to be joined, e.g. aligning, indexing or centring the parts to be joined comprising positioning features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/431—Joining the articles to themselves
-
- 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)
- Mechanical Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a film strip welding device and a welding method for a battery assembly, wherein the film strip welding device comprises: the film strip supplying device, the conveying device, the heating device and the lifting device can cut out a plurality of film strips at the same time, the conveying device inputs and outputs a battery assembly, the lifting device is used for lifting the battery assembly, the heating device is used for conveying the film strips and heating bus bars to be adhered with the film strips, the efficiency of film strip preparation is improved by adopting a cutting mode of cutting a plurality of film strips in the preparation of the film strips, the film strip welding equipment is further provided with a transferring device and a distributing device which can simultaneously and parallelly act, the transferring device is used for transferring the film strips adhered to the bus bars distributed on one side far away from the film strip supplying device to the opposite heating device through a faster conveying path, and the distributing device uses the same device to continuously complete different process actions so as to simplify the equipment operation mechanism and improve the production efficiency of the film strip welding equipment.
Description
Technical Field
The invention relates to the technical field of batteries, in particular to a film strip welding device and a welding method for a battery assembly.
Background
In the production process of the battery assembly, gaps among battery strings of the battery assembly or local areas of the battery assembly need to be blocked by using white or film strips with colors similar to those of battery pieces or are isolated from the battery strings, so that the battery assembly is free of light-transmitting gaps, the whole battery assembly is attractive, short circuits of the battery assembly caused by overlap joint among the bus bars, the battery strings and the battery pieces during welding can be prevented, the power generation efficiency is influenced, and the film is cut into slender film strips and is applied to the battery assembly to be bonded with the bus bars.
In the prior art, a film roll with the same width as the required film strip is generally used, the film strip with a certain length is pulled out from the film roll to be cut into a film strip, and if a plurality of film strips are required, the film strip is repeatedly cut for a plurality of times and is conveyed to the corresponding position on the battery assembly for a plurality of times, so that the production efficiency is lower.
In order to solve the above problems, it is desirable to provide a film strip welding apparatus.
Disclosure of Invention
In order to solve the technical problems, the invention provides the film strip welding equipment for the battery assembly, so that a plurality of groups of film strips are cut out simultaneously, distributed and transported and then bonded on bus bars in the battery assembly simultaneously, and the plurality of groups of film strips can be adjusted adaptively according to the required film strips with different width specifications, thereby simplifying the production process and improving the production efficiency.
A film strip welding apparatus for a battery assembly comprising: a frame;
the film strip supply device is arranged on one side of the frame and is used for preparing and supplying at least two film strips for the battery assembly at the same time;
the conveying device is arranged in the middle of the rack, and can input and output the battery assembly along a first direction, and the direction vertical to the first direction in the horizontal plane is a second direction;
the battery assembly comprises a battery string group and a plurality of bus bars which are interconnected with the battery string group;
the heating device is positioned above the conveying device, comprises a first heating device and a second heating device, can horizontally move along the two sides of the conveying device in the second direction respectively and is used for heating bus bars on the battery string group so as to bond the bus bars with the film bars;
the lifting device is positioned above the heating device and fixedly connected with the rack, and is used for lifting the battery string group on the battery assembly;
the transfer device is arranged on two sides and the bottom of the conveying device in a surrounding mode and fixedly connected with the frame, and is used for transferring the film strip from one side of the conveying device to the second heating device on the other side of the conveying device;
The distribution device is positioned above the film strip supply device and is in sliding connection with the rack, and the distribution device can sequentially distribute the film strips on the film strip supply device to the transfer device and the heating device.
Optionally, the film strip welding device further includes a rectifying device and a detecting device, wherein the rectifying device is connected with the frame, the rectifying device is respectively arranged at two sides of the conveying device along the first direction, the detecting device is positioned above the conveying device, the detecting device is used for detecting the position information of the bus bar on the battery assembly and feeding back to the rectifying device, and the rectifying device rectifies the position of the film strip and the position of the bus bar on the battery assembly are consistent;
the distribution device distributes the film strips provided by the film strip supply device to the transfer device and the righting device in sequence, and transfers the film strips righted by the righting device to the heating device.
Optionally, the device that returns to normal includes the board of accepting, accept board bottom both sides and install the bearing frame, accept the board with the bearing frame rotates to be connected, the bearing frame bottom is connected with first slide rail, and one of them bearing frame bottom is connected with first translation drive division, first translation drive division can drive accept the board along first slide rail extending direction translation, another the bearing frame bottom first slide rail below is connected with the keysets, the keysets below is equipped with the second slide rail, the second slide rail with first slide rail is arranged perpendicularly on the horizontal plane, the one end of keysets still is connected with second translation drive division, second translation drive division can drive the keysets is followed the extending direction translation of second slide rail will be located accept the board one end round the bearing frame level rotation of the other end.
Optionally, the film strip welding device further comprises a crimping device, wherein the crimping device is installed on the rack in a lifting manner and is arranged in parallel with the lifting device, and is used for pressing the bus bar on the film strip;
the crimping device and the heating device in the welding area are arranged up and down correspondingly.
Optionally, the transfer device includes: the device comprises a frame, a first longitudinal transfer device, a second longitudinal transfer device, a first transverse transfer device and a second transverse transfer device, wherein the first longitudinal transfer device and the second longitudinal transfer device are arranged on two sides of the first direction of the conveying device, the first transverse transfer device is arranged at the bottom of the conveying device and horizontally moves along the first direction, the second transverse transfer device is arranged above the first transverse transfer device, at least one film strip is sequentially transferred from the first longitudinal transfer device to the second transverse transfer device, the first transverse transfer device and the second longitudinal transfer device, and the second transfer device transfers the film strip to the heating device.
Optionally, the dispensing device includes: the adsorption assembly comprises a first adsorption assembly, a second adsorption assembly and a third adsorption assembly which are horizontally arranged in parallel along a first direction, the second adsorption assembly is fixedly connected with the mounting plate, a first driving cylinder and a second driving cylinder are further arranged on the mounting plate respectively, a piston rod of the first driving cylinder is connected with the first adsorption assembly, the first adsorption assembly can be pushed to longitudinally move relative to the second adsorption assembly, a piston rod of the second driving cylinder is connected with the third adsorption assembly, and the third adsorption assembly can be pushed to be close to or far away from the second adsorption assembly along the first direction.
Optionally, the film strip supply device includes a film supply mechanism and a film forming mechanism, the film forming mechanism includes: the film cutting device comprises a cutting platform, a traction assembly arranged above the cutting platform in a sliding manner, and a cutting assembly arranged below the cutting platform, wherein the traction assembly can be used for dragging a film on the film feeding mechanism to the cutting platform along a first direction, and the cutting assembly can be used for cutting the film on the cutting platform into a plurality of film strips along a second direction.
Optionally, the cutting assembly includes rotating electrical machines and drive shaft, the drive shaft with the rotating electrical machines drive connection, at least two sets of hobbing cutter of parallel installation in the axial direction of drive shaft, the installation interval between the adjacent hobbing cutter is adjustable.
Optionally, the membrane feeding mechanism includes automatic feed mechanism, membrane roll and film releasing mechanism, automatic feed mechanism set up in film releasing mechanism one side with frame fixed connection, the membrane roll install in film releasing mechanism, film releasing mechanism is used for independently releasing certain length the material on the membrane roll, automatic feed mechanism includes the lifting cylinder, and installs the guide rail of lifting cylinder piston rod one end, lifting cylinder control guide rail with film releasing mechanism dock, in order to realize the change of film roll.
The invention also discloses a welding method of the film strip, which is used for the film strip welding equipment of any one of the above steps, and comprises the following steps:
providing a battery assembly and a film roll;
cutting the film on the film roll into at least two film strips simultaneously;
lifting a battery string on the battery assembly and a bus bar welded with the battery string;
and transferring at least two membrane strips to the lower part of the battery assembly, and correspondingly heating and bonding the membrane strips and the bus bars on the battery assembly.
The beneficial effects of the invention are as follows: the present invention provides a film strip welding apparatus for a battery assembly, the film strip welding apparatus comprising: the film strip supply device, the conveying device, the lifting device and the heating device, wherein the film strip supply device can cut out a plurality of film strips at the same time, the conveying device conveys welding workpieces (namely battery components) to the lower part of the lifting device, the lifting device lifts a battery string group on the battery components to the upper part of the heating device, the heating component carries the plurality of film strips provided by the film strip supply device and synchronously conveys the plurality of film strips to the position right below the relative position of the battery string group adhered with the film strips, the bus strips in the battery string group grabbed by the lifting device are adhered, in preparation of the film strips, the cutting mode of cutting a plurality of film strips is adopted to improve the preparation efficiency of the film strips, and according to the fact that the positions of bus strips adhered with the film strips are different in the distribution of the battery components, the film strip transfer device opposite to each bus strip is arranged, the transfer device is used for transferring the film strips adhered with the bus strips distributed on one side far away from the film strip supply device to the opposite heating device through a faster conveying path, further, in order to more efficiently finish film strip distribution, the film strips are distributed on one side of the film distribution device, the film distribution device is better and the film distribution device is arranged on one side, and the film distribution device is different from the film distribution device, the film distribution device is arranged on one side, and the same side of the film distribution device is different from the film distribution device, and the film distribution device is arranged on one side, and the film distribution device is continuously arranged on the film distribution device, and the film distribution device is different from the film distribution device.
Compared with the film feeding mode of film feeding rolls with the same film strip width in the prior art, the film feeding roll feeding mode has the advantages that the length of single pull-out is short, the width is large, the film is not easy to deform when pulled out, the storage capacity of the film is relatively large, the replacement frequency of the film roll is low, and the frequency of manual operation is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic front view of a battery assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural layout diagram of a film strip welding apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a film roll cut into strips according to an embodiment of the present invention;
fig. 4 is a schematic front view of a heating device according to an embodiment of the present invention;
Fig. 5 is a schematic front view of a transfer device and a righting device according to an embodiment of the present invention;
FIG. 6 is a schematic side view of a device for correcting a position according to an embodiment of the present invention;
fig. 7 is a schematic front view of a film strip supply apparatus according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of the front view of the film feeding mechanism of FIG. 7 according to the present invention;
FIG. 9 is a schematic view of the dispensing apparatus of FIG. 1 according to the present invention;
FIG. 10 is a schematic view of the operation of the adsorption module of FIG. 9 according to the present invention;
wherein, the reference numerals are as follows:
100. a battery assembly; 101. a battery string; 102. a first bus bar; 103. a second bus bar; 104. a third bus bar;
200. a membrane strip;
2. a film strip supply device; 21. a film supply mechanism; 211. an automatic material changing mechanism; 2111. lifting a cylinder; 2112. a guide rail; 212. film rolls; 213. a film releasing mechanism; 22. a film forming mechanism; 221. cutting a platform; 222. a traction assembly; 223. a cutting assembly; 2231. a rotating electric machine; 2232. a drive shaft; 2233. a hob;
3. a conveying device;
4. a heating device; 41. a first heating device; 42. a second heating device; 43. a third heating device; 44. a movable cross beam;
5. a lifting device;
6. a transfer device; 61. a first longitudinal transfer device; 62. a second longitudinal transfer device; 63. a first lateral transfer device; 64. a second lateral transfer device;
7. A dispensing device; 71. driving the electric cylinder; 72. a mounting plate; 73. an adsorption assembly; 731. a first adsorption assembly; 732. a second adsorption assembly; 733. a third adsorption assembly; 734. a first driving cylinder; 735. a second driving cylinder;
8. a righting device; 81. a receiving plate; 82. a bearing seat; 83. a first slide rail; 84. a first translational drive section; 85. an adapter plate; 86. a second slide rail; 87. a second translational driving section; 801. a first righting device; 802. a second righting device; 803. a third resetting device;
9. a detection device;
10. and a crimping device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
Referring to the battery assembly 100 shown in fig. 1, the battery assembly 100 is composed of a plurality of battery strings arranged in a matrix, the battery strings are welded together to form a battery string group 101 through bus bars, the bus bars include a first bus bar 102 for connecting the head end of the left battery string group 101, a second bus bar 103 for connecting the head end and the tail end of the right battery string group 101, and a third bus bar 104 for connecting the tail end of the right battery string group 101, and due to the process requirement, a film strip 200 is required to be adhered above the first bus bar 102, the second bus bar 103 and the third bus bar 104 in the battery assembly 100 correspondingly, so that no light-transmitting gap exists in the light-receiving area of the battery assembly 100, and the purposes of simple process, high efficiency and low manual material-changing frequency are achieved.
The present application provides a film strip welding apparatus for a battery assembly 100, as shown in fig. 2, the film strip welding apparatus includes a frame, and a film strip supply device 2, a conveying device 3, a heating device 4, a lifting device 5, a transferring device 6, a distributing device 7 mounted on the frame, wherein a direction perpendicular to the conveying device 3 inputting and outputting the battery assembly 100 is a first direction, a direction extending the conveying device 3 inputting and outputting the battery assembly 100 is a second direction, and the film strip supply device 2 is mounted on one side of the first direction of the frame for providing a film strip 200; as shown in fig. 3, the film strip supply apparatus 2 may pull one end of the film from the film supply roll 212 in the length direction (first direction) of the film and cut the one end of the film into a plurality of film strips 200 in the width direction (second direction) of the film such that the length of the film strips 200 is equal to the width of the film supply roll 212. The conveying device 3 is disposed in the middle of the frame, and the conveying device 3 can input a workpiece to be processed and output a processed workpiece along the front and rear sides (i.e., the second direction perpendicular to the first direction in the horizontal plane) of the conveying device 3 shown in fig. 2, where the workpiece is the battery assembly 100 in this embodiment. The heating device 4 is located above the conveying device, the heating device 4 at least comprises a first heating device 41 and a second heating device 42, the first heating device 41 and the second heating device 42 can simultaneously move horizontally along two sides of the conveying device 3 in the second direction towards the middle of the conveying device 3, the lifting device 5 is located right above the conveying device 3 and fixedly connected with the frame, and the lifting device 5 can lift all battery strings 101 which are welded with bus bars in the battery assembly 100 on the conveying device 3 to a welding area above the conveying device 3. After the battery string 101 is placed on the heating device 4 by the lifting device 5 so that the bus bars in the battery string 101 are in contact with the film bars 200 on the heating device 4, the heating device 4 heats the battery string, and the film bars 200 are bonded with the corresponding bus bars.
Wherein, a dispensing device 7 is further required to be disposed to transfer the film strip 200 from the film strip supply device 2 to the heating device 4, and the dispensing device 7 transfers the film strip 200 from the film strip supply device 2 to the heating device 4, and then the heating device 4 transfers the film strip 200 to the lower portion of the lifting device 5.
With continued reference to fig. 1 to 4, the battery assembly 100 includes a first bus bar 102, a second bus bar 103 and a third bus bar 104, and in order to provide the production efficiency of the apparatus, the heating means 4 in the present invention are provided in one-to-one correspondence with the bus bars, respectively as first heating means 41, third heating means 43 and second heating means 42 corresponding to the bus bars, the first heating means 41, third heating means 43 and second heating means 42 are slidably provided on the movable cross member 44, respectively, the third heating means 43 is provided in parallel with the first heating means 41 on the opposite side of the conveying means 3 and on the same side as the film strip supplying means 2, the second heating means 42 is provided on the other side of the conveying means 3 opposite to the first heating means 41, and the present invention further provides a transfer means 6, the transfer device 6 is fixedly connected with the frame around two sides of the conveying device 3 and the bottom of the conveying device 3 in the first direction, the transfer device 6 is used for transferring the film strip 200 from one side of the conveying device 3 to the second heating device 42 at the other side of the conveying device 3, namely, the film strip 200 adhered to the third bus bar 104 in the battery assembly 100 is transferred to the second heating device 42 at the opposite side from one side of the film strip supply device 2 through the bottom of the conveying device 3 by the transfer device 6, so that the film strip 200 adhered to the third bus bar is transferred to the second heating device 42 by the transfer device 6, the action of lifting the battery string 101 by the lifting device 5 is not influenced, the actions of the transfer device 6 and the lifting device 5 are parallel and mutually avoided, the lifting device 5 can lift the battery string 101 while the transfer device 6 transfers the third bus bar 104, therefore, the operation efficiency of the film strip welding equipment is improved. The conveying device 3 in this embodiment can sequentially distribute the plurality of film strips 200 on the film strip supply device 2 to the transfer device 6, the first heating device 41 adjacent to the transfer device 6, and the third heating device 43, and the first heating device 41 and the third heating device 43 move along the first direction from both sides of the battery assembly 100 to the bonding positions of the bus bars in the battery assembly 100 at the same time, so as to accelerate the welding time of the film strips 200, thereby improving the welding efficiency of the film strips 200.
As shown in fig. 5, the transfer device 6 specifically includes: a first longitudinal transfer device 61, a second longitudinal transfer device 62, a first transverse transfer device 63 and a second transverse transfer device 64 which are respectively fixed on the frame, wherein the first longitudinal transfer device 61 and the second longitudinal transfer device 62 are arranged at two ends along the first conveying device 3 and can longitudinally reciprocate up and down; the first transverse transfer device 63 and the second transverse transfer device 64 are located below the conveying device 3 and can horizontally move along the first direction, the first transverse transfer device 63 is located above the second transverse transfer device 64 and is used for grabbing and conveying at least one membrane strip 200 on the first longitudinal transfer device 61 to the second transverse transfer device 64, and all transfer devices 6 in the embodiment are used for carrying the surface of the membrane strip 200 and are all provided with adsorption structures so as to prevent any position movement of the membrane strip 200 when the membrane strip 200 is conveyed and conveyed, so that the membrane strip 200 is accurately conveyed to a position opposite to the bus bar.
Principle of action of the transfer membrane strip 200: first, the first longitudinal transfer device 61 receives the film strip 200 dispensed from the dispensing device 7 onto the film strip supply device 2 and then transfers the film strip 200 to the first longitudinal transfer device 61, the first longitudinal transfer device 61 receives the film strip 200 and moves to the lower position to horizontally interface with the second transverse transfer device 64, then the first transverse transfer device 6 transfers the film strip 200 from the first longitudinal transfer device 61 to horizontally transfer the film strip 200 onto the second transverse transfer device 64, the second transverse transfer device 64 transfers the film strip 200 to the lower side of the second longitudinal transfer device 62, the second longitudinal transfer device 62 directly moves the film strip 200 from the bottom of the conveying device 3 to the top, and finally the second longitudinal transfer device 62 horizontally transfers the film strip 200 to the second heating device 42. The same film strip 200 is transported from the first longitudinal transport device 61 to the first transverse transport device 63, the second transverse transport device 64 and the second longitudinal transport device 62 in sequence, and finally the film strip 200 is transported from the second longitudinal transport device 62 to the second heating device 42.
Further, as shown in fig. 2, the film strip welding apparatus further includes a rectifying device 8 and a detecting device 9 disposed on the frame, the rectifying device 8 is at least two groups, and is disposed on two sides of the conveying device 3 along the first direction, and the rectifying device 8 is further required to be disposed in one-to-one correspondence with the number of the film strips 200, when the component shown in fig. 1 is adapted, the rectifying device 8 includes: the first and second righting means 801 and 802 for righting the two film strips 200 bonded to the first and second bus bars 102 and 103 are provided in parallel corresponding to each other between the transfer device 6 and the heating device 4 on the left side (the film strip supply device 2 side) of the conveying device 3, and the third righting means 803 for righting the one film strip 200 bonded to the third bus bar 104 is provided between the transfer device 6 and the heating device 4 on the right side of the conveying device 3. The detection device 9 is located above the conveying device 3, and is used for detecting the position information of the bus bar on the battery assembly 100, feeding back the position information to the righting device 8, and righting the membrane bar 200 to be consistent with the bus bar position on the battery assembly 100 by the righting device 8, so that the membrane bar 200 is not deviated and inclined relative to the bus bar when being conveyed to the bus bar projection position, and the detection device 9 can also be used for detecting whether light-transmitting information exists between the bus bar and the membrane bar 200 when the heating device 4 conveys the membrane bar 200 to the position right below the bus bar, and if the light-transmitting information exists, the projection position of the membrane bar and the bus bar is gapped, so that the welding action cannot be continuously completed.
As shown in fig. 5 and 6, specifically, the righting device 8 includes a receiving plate 81, a bearing seat 82, a first sliding rail 83, a first translational driving portion 84, an adapter plate 85, a second sliding rail 86, and a second translational driving portion 87, where the receiving plate 81 is used for receiving a single film strip 200, the bearing seat 82 is installed at two ends of the bottom of the receiving plate 81 in the length direction, the bottom of the receiving plate 81 is rotationally connected with the bearing seat 82, the bottom of the bearing seat 82 is connected with the first sliding rail 83, one of the bottom of the bearing seat 82 is connected with the first translational driving portion 84, the first translational driving portion 84 can drive the receiving plate 81 to translate along the extending direction of the first sliding rail 83, the film strip 200 is equally connected with two ends of the length of the bus bar in the length direction, the adapter plate 85 is connected with the second sliding rail 86 under the first sliding rail 2112 connected with the bottom of the other bearing seat 82, the extending direction of the second sliding rail 86 is vertically arranged in the horizontal plane, one side of the adapter plate 82 is also connected with the second translational driving portion 87, and the second translational driving portion 86 is driven to rotate along the extending direction of the first sliding rail 83 to make the second translational driving portion parallel to the other end of the bus bar 85 rotate along the extending direction of the second sliding rail 82 in a manner equal to the opposite to the extending direction of the bus bar 85.
The driving structure provided by the invention can be satisfied by any controllable driving structure, such as cylinder driving, motor screw driving, motor synchronous belt driving, hydraulic driving and the like.
Further, in this embodiment, a plurality of adsorption holes are further formed on the upper surface of the receiving plate 81, the membrane strip 200 is covered on the adsorption holes, and the adsorption holes are connected with the gas transmission system, so that negative pressure is formed inside the adsorption holes, the membrane strip 200 is adsorbed on the surface of the receiving plate 81, the membrane strip 200 can be stably fixed on the receiving plate 81, the membrane strip 200 is prevented from being separated from or deviating from the initial position when the righting device 8 operates, and the surface of the membrane strip 200 placed on the receiving plate 81 can be adsorbed and paved smoothly, so that the welding quality and the aesthetic degree of the membrane strip 200 are improved.
As shown in fig. 2, in order to better improve the welding quality of the bus bar and the film 200, the film welding apparatus of the present invention further includes a pressing device 10, where the pressing device 10 is installed on the frame in a liftable manner and is arranged in parallel with the lifting device 5, for pressing the bus bar on the battery string 101 gripped by the lifting device 5 onto the film 200 in the welding area by the heating device 4, so that the bus bar is fully contacted with the film 200, and after the heating device 4 performs heating, the film 200 can be firmly adhered to the bus bar, because the heating device 4 is different according to the position distribution of the bus bar in the battery assembly 100, the heating device 4 is divided into a first heating device 41, a second heating device 42 and a third heating device 43, and for fully contacting each of the film 200 with the bus bar, the pressing device 10 and the first heating device 41, the second heating device 42 and the third heating device 43 in the heating device 4 are arranged one by one, so that one is correspondingly arranged above each bus bar welded with the film 200, and when the lifting device 5 places the gripped battery string 101 on the battery string 200, the pressing device is also pressed down on the surface of the bus bar 200, and the surface of the battery string is welded with the bus bar 200.
The heating device 4 in the invention is preferably electromagnetic heating, because the bus bar is a metal wire, the electromagnetic heating can make the interior of the bus bar generate heat to bond with the film strip 200, and the upper surface of the heating device 4 is also provided with a release coating, which is more beneficial to separating the film strip 200 from the surface of the heating device 4 after the bus bar and the film strip 200 are bonded.
Of course, the heating means of the heating device 4 of the present invention may be selected from other means, such as: the heating device 4 or the crimping device 10 may be provided with a heating rod, a heating wire, etc., for example, a heating element is installed on the crimping device 10, and the bus bar is heated and bonded with the film strip 200, that is, the same effect as the heating device 4 is also another heating mode that can be achieved by the present invention, and the heating device 4 is only used for carrying and transporting the film strip 200.
Referring to fig. 7 and 8, for more details of the film strip supply apparatus 2, the film strip supply apparatus 2 according to the present invention specifically includes: the film strip supply apparatus 2 includes a film supply mechanism 21 and a film formation mechanism 22, and the film formation mechanism 22 includes: the cutting platform 221, the traction component 222 arranged above the cutting platform 221 and the cutting component 223 arranged below the cutting platform 221, wherein the traction component 222 can horizontally draw one end of the film to the cutting platform 221 from the film supplying mechanism 21 along the length direction of the film on the film roll 212, and the cutting component 223 simultaneously cuts the film on the cutting platform 221 into the film strips 200 with the number opposite to that of the bus bars along the second direction.
The cutting assembly 223 comprises a rotating motor 2231 and a driving shaft 2232, the driving shaft 2232 is connected with the driving end of the rotating motor 2231, at least two groups of hobs 2233 are installed in parallel in the axial direction of the driving shaft 2232, the installation distance between every two adjacent hobs 2233 is adjustable, the hobs 2233 are circular blades, the cutting width of the film strips 200 is determined by the distance between the blades, the cutting width of each film strip 200 is adjusted by adjusting the distance between the blades and the blades installed on the same driving shaft 2232, and the compatibility of equipment is improved so as to adapt to the widths of the film strips 200 with different requirements, and a plurality of film strips 200 with different widths can be cut simultaneously.
Describing more details of the film feeding mechanism 21, the film feeding mechanism 21 comprises an automatic material changing mechanism 211, a film roll 212 and a film releasing mechanism 213, the automatic material changing mechanism 211 is arranged on one side of the film releasing mechanism 213 and fixedly connected with a frame, the film roll 212 is arranged on the film releasing mechanism 213, the film releasing mechanism 213 is used for independently releasing materials on the film roll 212 with a certain length, the automatic material changing mechanism 211 comprises a lifting cylinder 2111 and a guide rail 2112 arranged at one end of a piston rod of the lifting cylinder 2111, the lifting cylinder 2111 controls the guide rail 2112 to be in butt joint with the film releasing mechanism 213, when the film roll 212 on the film releasing mechanism 213 is used up and needs to be replaced, the empty film roll 212 is manually taken down from the film releasing mechanism 213, at the moment, the lifting cylinder 2111 moves the guide rail 2112 downwards to a low position, the film roll 212 is manually pushed in from one side of the automatic material changing mechanism 211, two ends of the film roll 212 are positioned above the guide rail 2112, the lifting cylinder 2111 is manually controlled to be lifted, the two ends of the film roll 212 are made to be separated from the ground, the film roll 212 is lifted to the same as the center of the film roll 213, and the film roll 213 is positioned on the rotating shaft 213, and the film roll 213 is positioned at a certain angle after the film roll 213 is tilted to be fully rotated, and the film roll 213 is positioned on the rotating shaft 213, and the film roll is positioned.
As shown in fig. 9 and 10, the distribution device 7 includes: the driving cylinder 71, the mounting plate 72 and the adsorption assembly 73, the adsorption assembly 73 is movably arranged on the driving cylinder 71 through the mounting plate 72, the adsorption assembly 73 comprises a first adsorption assembly 731, a second adsorption assembly 732 and a third adsorption assembly 733 which are horizontally arranged in parallel along a first direction, the first adsorption assembly 731, the second adsorption assembly 732 and the third adsorption assembly 733 respectively correspond to one film strip 200, the second adsorption assembly 732 is fixedly connected with the mounting plate 72, a first driving cylinder 734 and a second driving cylinder 735 are further vertically arranged on the mounting plate 72, the piston rod end of the first driving cylinder 734 is connected with the first adsorption assembly 731, the first adsorption assembly 731 can be pushed to longitudinally move relative to the second adsorption assembly 732, the piston rod end of the second driving cylinder 735 is connected with the third adsorption assembly 733, and the third adsorption assembly 733 can be pushed to be close to or far away from the second adsorption assembly 732 along the first direction.
In the above embodiment, the dispensing device 7 is further configured to sequentially dispense three film strips 200 on the film strip 200 supply mechanism onto the transferring device 6 and the rectifying device 8, and then transfer the film strip 200 rectified by the rectifying device 8 onto the heating device 4 through the dispensing device 7, which specifically comprises the following actions: first, the first driving cylinder 734 and the second driving cylinder 735 on the dispensing device 7 flush the lower surfaces of the first suction component 731 and the third suction component 733 with the second suction component 732, the driving cylinder 71 integrally transfers the suction component 73 to above the cutting area of the cutting platform 221 in the cutting component 223, the driving cylinder 71 controls the suction component 73 to integrally move downwards and simultaneously grabs the three film strips 200 on the cutting platform 221, the driving cylinder 71 drives the suction component 73 to move away from the film strip supply device 2, when the first suction component 731 moves to be right above the transferring device 6, the first driving cylinder 734 connected with the first suction component 731 moves downwards to release the film strips 200 on the first suction component 731 on the first longitudinal transferring device 61, and after the first driving cylinder 734 moves upwards to reset the first suction component 731, the driving electric cylinder 71 controls the adsorption assembly 73 to move to the position right above the first rectifying device 801 and the second rectifying device 802, the second driving air cylinder 735 continues to move to push the film strip on the third adsorption assembly 733 to the position right above the position corresponding to the second rectifying device 802, the driving electric cylinder 71 drives the whole adsorption assembly 73 to move downwards, the second adsorption assembly 732 and the third adsorption assembly 733 release the film strip to the surfaces of the first rectifying device 801 and the second rectifying device 802 corresponding to the whole adsorption assembly 73, and after the first rectifying device 801 and the second rectifying device 802 rectify the film strip 200, the driving electric cylinder 71 controls the second adsorption assembly 732 and the third adsorption assembly 733 in the adsorption assembly 73 to grasp the film strip 200 and transfer the film strip 200 to the first heating device 41 and the third heating device 43.
In other embodiments, the detection device 9 may also be disposed on the righting device 8, where the detection device 9 detects the film strip 200 on the receiving plate 81, and can more accurately compare the position information of the film strip 200 on the receiving plate 81 with the position information of the bus bar on the battery assembly 100 detected above the conveying device 3, and accurately righting the position of the film strip 200 on the receiving plate 81 relative to the bus bar.
The invention also discloses a film strip welding method in an embodiment, wherein the film strip welding method is used for the film strip welding equipment of any one of the above steps, and the method comprises the following steps:
providing a battery assembly 100 and a film roll 212;
simultaneously cutting the film on the film roll 212 into at least two film strips 200;
lifting a battery string on the battery assembly 100 and a bus bar welded with the battery string;
at least two membrane strips 200 are transferred below the battery assembly 100 and are correspondingly bonded with bus bars on the battery assembly 100 by heating.
The working principle of the film strip welding equipment is as follows: on the film strip 200 supply mechanism, the traction component 222 stretches the film to the cutting platform 221 above the cutting component 223, the cutting component 223 cuts the film into three film strips 200 corresponding to the bus bars of the battery component 100 in the implementation, the conveying device 3 acts simultaneously with the film strip supply device 2, the conveying device 3 conveys the battery pack to the position right below the lifting device 5, the conveying device grabs the film strip 200 from the cutting platform 221 to the position above the transferring device 6, the first driving cylinder 734 in the distributing device 7 drives the leftmost first adsorption component 731 to release the grabbed film strip 200 to the first longitudinal transferring device 61 in the transferring device 6, meanwhile, the second driving cylinder 735 horizontally pushes the third adsorption component 733 to translate to the right side, the third adsorption component 733 and the second adsorption component 732 are separated according to the distance between the first aligning device 801 and the second aligning device 802, after the separation is completed, the driving mechanism in the conveying device moves downwards to place the film strips 200 on the second adsorption component 732 and the third adsorption component 733 on the first righting device 801 and the second righting device 802 correspondingly, the conveying device 6 and the detecting device 9 also act simultaneously with the distributing device 7, the film strips 200 on the first longitudinal conveying device 61 in the conveying device 6 are conveyed to the second longitudinal conveying device 62 to the third righting device 803 through the first transverse conveying device 63 and the second transverse conveying device 64, the detecting device 9 detects the position information of the bus bars in the battery component 100 on the conveying device 3, the detected position information of the bus bars is transmitted to the righting device 8 after the detection is completed, the righting device 8 respectively righting the film strips 200, the second adsorption group in the distribution device 7 and the third adsorption group 733 continue to grasp and convey the film strip 200 on the first and second straightening devices 801 and 802 to the corresponding first and third heating devices 41 and 43, simultaneously with the operation of the second longitudinal transfer device 6 and the lifting device 5, the second longitudinal transfer device 6 transfers the film strip 200 on the third straightening device 803 to the second heating device 42, the lifting device 5 lifts the battery string 101 in the battery assembly 100 on the conveying device 3 into the welding area, then the first, third and second heating devices 41, 43 and 42 respectively convey the film strip 200 from the lower side of the lifting device 5 to the lower side of the position welded with the bus bar in the battery string 101, respectively, the lifting device 5 moves down to overlap the bus bar with the film strip 200 on the heating device 4, the pressing device 10 moves down to press the bus bar on the surface of the film strip 200 from the upper side of the bus bar, the heating device 4 heats, the film strip 200 is melted, and the film strip 200 is bonded with the first and third bus bars 101 and 104 in the battery string 200 and the bus bar 102 respectively.
It should be noted that, for different battery assemblies 100, the film strip welding apparatus has higher compatibility, and only the structure and displacement related to the number of corresponding bus bars in each device need to be adjusted to perform the adaptability adjustment, and the transfer position of the heating device 4 also moves along with the welding position of the film strip 200, so the embodiment is not limited to one embodiment of the battery assembly 100, and should include other film strip welding apparatuses in the battery assembly 100, which only perform the adaptability adjustment on the position and the number of related structures due to the number and the position change of the film strips 200 required to be adhered to the bus bars.
It should be noted that it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (9)
1. A film strip welding apparatus for a battery assembly, comprising a frame;
the film strip supply device (2) is arranged on one side of the rack, and the film strip supply device (2) is used for simultaneously preparing and supplying at least two film strips (200) for the battery assembly (100);
the conveying device (3) is arranged in the middle of the rack, the conveying device (3) can input and output the battery assembly (100) along a first direction, and the direction vertical to the first direction in a horizontal plane is a second direction;
the battery assembly (100) comprises a battery string group (101) and a plurality of bus bars which are interconnected with the battery string group (101);
a heating device (4) located above the conveying device (3) and comprising a first heating device (41) and a second heating device (42), wherein the first heating device (41) and the second heating device (42) can horizontally move along two sides of the conveying device (3) in the second direction to the middle part of the conveying device (3) and are used for heating bus bars on the battery string (101) so as to bond the bus bars with the film strips (200);
The lifting device (5) is positioned above the heating device (4) and fixedly connected with the rack, and the lifting device (5) is used for lifting the battery string group (101) on the battery assembly (100);
the transferring devices (6) are arranged on two sides and the bottom of the conveying device (3) in a surrounding mode and are fixedly connected with the rack, and the transferring devices (6) are used for transferring the film strips (200) from one side of the conveying device (3) to the second heating device (42) on the other side of the conveying device (3); the transfer device (6) comprises: a first longitudinal transfer device (61), a second longitudinal transfer device (62) and a second transverse transfer device (64) which are fixed on the frame and positioned at two ends of the first direction of the conveying device (3), and a first transverse transfer device (63) positioned above the second transverse transfer device (64), wherein at least one film strip (200) is transferred to the first transverse transfer device (63), the second transverse transfer device (64) and the second longitudinal transfer device (62) by the first longitudinal transfer device (61) in sequence, and then the film strip (200) is transferred to the second heating device (42) by the second longitudinal transfer device (62);
And the distribution device (7) is positioned above the film strip supply device (2) and is in sliding connection with the rack, and the distribution device (7) can sequentially distribute the film strips (200) on the film strip supply device (2) to the first longitudinal transfer device (61) and the first heating device (41).
2. The film strip welding equipment according to claim 1, further comprising a righting device (8) and a detecting device (9) connected with the frame, wherein the righting device (8) is respectively arranged at two sides of the conveying device (3) along the first direction, the detecting device (9) is positioned above the conveying device (3), the detecting device (9) is used for detecting position information of bus bars on the battery assembly (100) and feeding back to the righting device (8), and the righting device (8) is used for righting the film strip (200) to be consistent with the bus bar positions on the battery assembly (100);
the distribution device (7) distributes the film strips (200) provided by the film strip supply device (2) to the transfer device (6) and the correction device (8) in sequence, and transfers the film strips (200) after the correction device (8) is corrected to the heating device (4).
3. The film strip welding equipment according to claim 2, wherein the righting device (8) comprises a bearing plate (81), bearing blocks (82) are mounted at two ends of the bottom of the bearing plate (81) in the length direction, the bearing plate (81) is rotationally connected with the bearing blocks (82), the bottom of the bearing blocks (82) is connected with a first sliding rail (83), one of the bearing blocks (82) bottom is connected with a first translational driving part (84), the first translational driving part (84) can drive the bearing plate (81) to translate along the extending direction of the first sliding rail (83), an adapter plate (85) is connected below the first sliding rail (83) at the bottom of the other bearing block (82), a second sliding rail (86) is arranged below the adapter plate (85), the second sliding rail (86) is vertically arranged on a horizontal plane, one side of the adapter plate (85) is also connected with a second translational driving part (87), and the second translational driving part (87) can drive the adapter plate (86) to translate along the extending direction of the second sliding rail (85) around one end of the bearing block (85).
4. The film strip welding apparatus according to claim 1, further comprising a crimping device (10), the crimping device (10) being liftable mounted on the frame and being juxtaposed with the lifting device (5) for pressing a bus bar against the film strip (200);
wherein the crimping device (10) is arranged vertically corresponding to the heating device (4) in the welding area.
5. A film strip welding apparatus according to claim 1, wherein the dispensing device (7) comprises: drive electric jar (71), mounting panel (72) and adsorption component (73), adsorption component (73) are in through mounting panel (72) movable setting is in on driving electric jar (71), adsorption component (73) are including following first direction level side by side first adsorption component (731), second adsorption component (732) and third adsorption component (733), second adsorption component (732) with mounting panel (72) fixed connection, still be equipped with first actuating cylinder (734) and second actuating cylinder (735) on mounting panel (72) respectively, the piston rod of first actuating cylinder (734) with first adsorption component (731) are connected, can promote first adsorption component (731) are relative second adsorption component (732) longitudinal movement, the piston rod of second actuating cylinder (735) with third adsorption component (733) are connected, can promote along first direction third adsorption component (733) are relative second adsorption component (732) are close to or keep away from.
6. Film strip welding apparatus according to claim 1, characterized in that the film strip supply device (2) comprises a film supply mechanism (21) and a film forming mechanism (22), the film forming mechanism (22) comprising: the film cutting device comprises a cutting platform (221), a traction component (222) arranged above the cutting platform (221) in a sliding mode and a cutting component (223) arranged below the cutting platform (221), wherein the traction component (222) can be used for dragging a film on the film feeding mechanism (21) to the cutting platform (221) along the first direction, and the cutting component (223) can be used for cutting the film on the cutting platform (221) into a plurality of film strips (200) along the second direction.
7. The film strip welding apparatus as claimed in claim 6, wherein the cutter assembly (223) includes a rotary motor (2231) and a driving shaft (2232), the driving shaft (2232) is connected to a driving end of the rotary motor (2231), at least two sets of hob (2233) are installed in parallel in an axial direction of the driving shaft (2232), and an installation interval between adjacent hob (2233) is adjustable.
8. The film strip welding equipment according to claim 6, wherein the film supplying mechanism (21) comprises an automatic material changing mechanism (211), a film roll (212) and a film releasing mechanism (213), the automatic material changing mechanism (211) is arranged on one side of the film releasing mechanism (213) and fixedly connected with the rack, the film roll (212) is installed on the film releasing mechanism (213), the film releasing mechanism (213) is used for automatically releasing materials on the film roll (212) with a certain length, the automatic material changing mechanism (211) comprises a lifting cylinder (2111) and a guide rail (2112) installed at one end of a piston rod of the lifting cylinder (2111), and the lifting cylinder (2111) controls the guide rail (2112) to be in butt joint with the film releasing mechanism (213) so as to realize replacement of the film roll (212).
9. A film strip welding method for the film strip welding apparatus according to any one of claims 1 to 8, comprising the steps of:
providing a battery assembly (100) and a film roll (212);
simultaneously cutting the film on the film roll (212) into at least two film strips (200);
lifting a battery string (101) on the battery assembly (100) and a bus bar welded with the battery string (101);
and transferring at least two membrane strips (200) to the lower part of the battery assembly (100) and correspondingly heating and bonding the bus bars on the battery assembly (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210479227.3A CN114851571B (en) | 2022-05-05 | 2022-05-05 | Film strip welding apparatus and welding method for battery assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210479227.3A CN114851571B (en) | 2022-05-05 | 2022-05-05 | Film strip welding apparatus and welding method for battery assembly |
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| CN114851571B true CN114851571B (en) | 2024-03-29 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018143079A1 (en) * | 2017-02-03 | 2018-08-09 | カルソニックカンセイ株式会社 | Battery pack |
| CN113232304A (en) * | 2021-04-22 | 2021-08-10 | 苏州德睿联自动化科技有限公司 | Battery piece insulating strip laying and welding all-in-one machine and welding method |
| CN215070015U (en) * | 2021-06-01 | 2021-12-07 | 无锡奥特维科技股份有限公司 | Battery string inserts membrane device and stringer |
| WO2022027989A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州晟成光伏设备有限公司 | Deviation correcting welding machine for battery assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20080342A1 (en) * | 2008-02-29 | 2009-09-01 | Macpi Pressing Division Spa | MODULAR MACHINE SUITABLE FOR PERFORMING THE ASSEMBLY OF TWO FABRICS THROUGH ADHESIVATION WITH OR WITHOUT TIGHTENING. |
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- 2022-05-05 CN CN202210479227.3A patent/CN114851571B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018143079A1 (en) * | 2017-02-03 | 2018-08-09 | カルソニックカンセイ株式会社 | Battery pack |
| WO2022027989A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州晟成光伏设备有限公司 | Deviation correcting welding machine for battery assembly |
| CN113232304A (en) * | 2021-04-22 | 2021-08-10 | 苏州德睿联自动化科技有限公司 | Battery piece insulating strip laying and welding all-in-one machine and welding method |
| CN215070015U (en) * | 2021-06-01 | 2021-12-07 | 无锡奥特维科技股份有限公司 | Battery string inserts membrane device and stringer |
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