CN110112252B - Battery piece is broken off with fingers and thumb all-in-one and stringer - Google Patents

Abstract

The invention discloses an integrated machine for scribing and breaking battery cells and a string welding machine. The integrated machine for scribing and breaking battery cells includes a battery chip input device, a battery chip lifting device, a laser scribing and dust removal device, a chip breaking device, a battery chip adjustment and slicing device and Cell output device, cell input device is used to input cell cells, cell lifting device is used to lift the input cell cells to the dicing position, and the laser scribing dust removal device is used to scribe the cells lifted in place. The slice breaking device breaks the diced battery slices into slices to obtain battery slices. The battery slice adjustment and segmentation device is used to adjust the battery slices. The battery slice output device is used to output the battery slices into slices. . The string welding machine includes a battery slice cutting and breaking machine and a welding device. The welding device divides and welds a predetermined number of battery slices into battery strings. In the present invention, the battery piece is lifted into position through the cell piece lifting device, and the laser dicing and dust removal device does not need to focus during dicing, thereby improving the dicing efficiency and quality.

Description

Battery slice cutting and breaking machine and string welding machine

Technical field

The invention belongs to the field of photovoltaic cell production, and in particular relates to an integrated cell chip scribing and breaking machine and a string welding machine.

Background technique

Half-cell battery components cut standard batteries in half and connect them in series. The current mismatch loss is reduced, and the power loss of the welding ribbon is reduced by 75%. Therefore, the output power of the half-cell battery component can be increased by about 5-10W, and the hot spot temperature can be reduced by about 25 ℃. Half-cut cell modules are compatible with double-glass bifacial power generation, high-efficiency batteries and multi-busbar technology, and are expected to become a new generation of conventional module technology.

The production of half-cell cell modules currently on the market first uses separate equipment to divide the cells into individual small cells, and then provides them to cell string welding equipment for the welding production of battery strings. This method is inefficient, has low equipment integration and high production costs.

Contents of the invention

A main purpose of the present invention is to overcome at least one of the above-mentioned defects and provide an integrated battery chip scribing and breaking machine and string welding machine with high efficiency and low cost.

In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical solutions:

According to one aspect of the present invention, an all-in-one battery chip scribing and breaking machine is provided. The integrated battery chip scribing and breaking machine includes a battery chip input device, a battery chip lifting device, a laser scribing and dust removal device, a chip breaking device, and a battery chip Adjust the slicing device and the battery slice output device. The battery slice input device is used to input battery slices. The battery slice lifting device is used to lift the input battery slices to the dicing position. The laser dicing dust removal device It is used to scribe the battery sheets that have been lifted into place. The breaking device breaks the diced battery sheets into pieces to obtain battery sheets. The battery sheet adjusting and slicing device is used to divide the battery sheets into pieces. Segmentation is adjusted, and the battery slice output device is used to output the battery slices into slices.

In the present invention, the battery piece is lifted into place by the cell piece lifting device, and the laser dicing and dust removal device does not need to focus when performing dicing, thereby improving the dicing efficiency and quality.

According to an embodiment of the present invention, the battery cell lifting device includes a mounting frame, a lifting bracket, a lifting frame and a driver. The driver and the lifting frame are both installed on the mounting frame. The bracket bracket Installed on the lifting frame, the lifting frame slides up and down to cooperate with the mounting frame. The driver is drivingly connected to the lifting frame and drives the lifting frame to move up and down along the mounting frame.

In the present invention, the driver is drivingly connected to the lifting frame, and drives the lifting frame to move up and down along the mounting frame, thereby lifting the battery pieces on the lifting frame, facilitating the transfer of the battery pieces, and improving the efficiency and automation level of transferring the battery pieces.

According to an embodiment of the present invention, the lifting bracket includes a first lifting part and a second lifting part, and the first lifting part and the second lifting part jointly lift the same battery piece, Alternatively, the first lifting part and the second lifting part respectively lift different battery slices, the lifting frame is provided with a push rod, and the output shaft of the driver is drivingly connected with an eccentric member, and the eccentric The piece is hingedly connected to the push rod. In the present invention, the lifting efficiency and stability are improved by simultaneous movement of the two lifting parts.

According to one embodiment of the present invention, the laser dicing dust removal device includes a bracket, a laser machine, an exhaust fan and a dust cover. The laser machine, exhaust fan and dust cover are all installed on the bracket. The exhaust fan The machine outlet is connected to the dust cover, the laser machine is located below the dust cover, and the dust cover is provided with a through hole at a position corresponding to the laser machine.

In the present invention, a laser machine is used to scribe battery sheets, and an exhaust fan and an exhaust hood are used to exhaust and remove dust from the laser machine, thereby ensuring the safety, stability and reliability of the laser machine and improving the efficiency and quality of battery sheet production.

According to an embodiment of the present invention, the laser machine includes a dust-proof mirror and a condenser mirror. The dust-proof mirror is buckled above the condenser mirror. The dust-proof mirror is correspondingly arranged below the through hole. The through hole A funnel is provided between the dust-proof mirror and the funnel. The upper opening of the funnel is connected to the through hole. The lower opening is larger than the upper opening and larger than the outer diameter of the dust-proof mirror. It is fastened on the dust-proof mirror. On the plane where the dust mirror is located. Through the settings of dust-proof mirror, condenser mirror and funnel, dust can be effectively prevented from entering the emission end of the laser machine and the quality of laser scribing can be improved.

According to one embodiment of the present invention, the battery chip adjustment and slicing device includes an adjustment frame, a rotating structure, a lifting structure and an adsorption structure. The adsorption structure is used to adsorb battery chips. The lifting structure is used to drive the adsorption structure to adsorb and The battery sheet is placed, and the rotating structure is used to drive the battery sheet to move from above the sheet breaking device to the battery sheet output device.

In the present invention, the adsorption structure adsorbs the battery sheet or battery sheet segments, and adjusts the position of the battery sheet or battery sheet segmentation through the rotation structure and the lifting structure, thereby realizing automatic adjustment of the battery sheet position, which is not only highly efficient, but also facilitates automation. The formation of the assembly line is very economical.

According to an embodiment of the present invention, the lifting structure includes a first lifting component and a second lifting component. The first lifting component is installed on the rotating structure, and the second lifting component is connected to the first lifting component. The driving member, the adsorption structure is installed on the driving member of the second lifting component. Through the setting of two lifting components, the lifting stroke is increased.

According to an embodiment of the present invention, the battery sheet output device includes a first output belt and a second output belt, the first output belt and the second output belt are arranged in parallel, and the battery slice adjustment and slicing device The battery pieces that have been diced are divided into pieces and sent to the first output belt and the second output belt respectively. The setting of two output bands improves the output efficiency of the battery cells.

According to an embodiment of the present invention, the battery sheet adjustment and slicing device further includes a battery sheet rotation mechanism for rotating the battery sheet segments,

The battery piece rotating mechanism can rotate the battery piece during the process of transporting the battery piece by the rotating structure, or the battery piece rotating mechanism can grab and rotate the battery piece placed in the battery piece output device before placing it. .

In the present invention, the suction cup is driven by the rotating structure and the lifting structure to drive the battery sheet to rotate and lift, thereby facilitating the automation of the battery sheet rotation operation on the production line and improving production efficiency.

According to an embodiment of the present invention, the support structure includes a support plate, the lifting structure is installed on the support plate, the support structure includes a lifting cylinder, a slide block and a lifting frame, and a slide is provided on the support plate. rail, the slide block cooperates with the slide rail, the lifting cylinder is installed on the support plate, and the output shaft is drivingly connected to the slide block, the lifting frame is connected to the slide block, and the lifting frame is In order to install the rotating structure, the lifting frame includes a horizontal plate, the horizontal plate is connected to the slide block, and the rotating structure is installed on the horizontal plate. The connection configuration of this kind of support structure, lifting structure and rotating structure is simple, reliable and has high stability.

In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical solutions:

According to one aspect of the present invention, a string welding machine is provided. The string welding machine includes an integrated battery chip cutting and breaking machine and a welding device as described in any one of the above, wherein:

The battery chip scribing and breaking all-in-one machine performs scribing and breaking the battery chips into slices to obtain battery chip slices;

The welding device welds a predetermined number of battery slices into battery strings.

According to an embodiment of the present invention, the integrated battery chip scribing and breaking machine further includes a flux coating device and a stacking device. The flux coating device applies flux to the main grid lines of the battery chip slices. , the laminating device sequentially stacks the predetermined number of flux-coated battery slices, and the welding device heats the stacked battery slices to form a stacked battery string;

or,

The battery chip cutting and breaking machine also includes a welding ribbon feeding device and a battery sheet laying device. The welding ribbon feeding device and the battery sheet laying device stack the soldering ribbons provided by the soldering ribbon feeding device and all the battery slices in a predetermined stacking manner. The battery sheet pieces obtained after breaking the sheets by the sheet breaking device are stacked together, and the welding device welds the stacked battery sheet segments and the welding ribbons to form a battery string.

Description of drawings

In order to explain the embodiments of the present application or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only These are some embodiments recorded in this application. For those of ordinary skill in the art, other drawings such as these drawings can be obtained without exerting creative efforts.

Figure 1 is a schematic three-dimensional structural diagram of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention.

Figure 2 is a schematic front structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention.

Figure 3 is a schematic top structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention.

Figure 4 is a schematic side structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention.

Figure 5 is a schematic three-dimensional structural diagram of the battery chip lifting device in one embodiment of the battery chip cutting and breaking machine of the present invention.

Figure 6 is a schematic three-dimensional structural diagram of the laser scribing and dust removal device in one embodiment of the integrated battery chip scribing and breaking machine of the present invention.

Figure 7 is a partial three-dimensional structural diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention.

8 is a schematic partial three-dimensional structural diagram of the laser scribing and dust removal device from another perspective in an embodiment of the integrated battery chip scribing and breaking machine of the present invention.

Figure 9 is a partial cross-sectional structural diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention.

Figure 10 is a partial cross-sectional structural schematic diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention.

Figure 11 is a schematic three-dimensional structural diagram of the battery sheet adjusting and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention.

Figure 12 is a schematic front structural view of the battery sheet adjusting and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention.

Figure 13 is a schematic side view of the structure of the battery sheet adjustment and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention.

Figure 14 is a schematic three-dimensional structural diagram of the battery sheet rotating mechanism in an embodiment of the battery sheet cutting and breaking machine of the present invention.

Detailed ways

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in various forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concepts of the example embodiments. To those skilled in the art. The same reference numerals in the drawings indicate the same or similar structures, and thus their detailed descriptions will be omitted.

In the following description of various examples of the invention, reference is made to the accompanying drawings, which form a part hereof and which show by way of example various exemplary structures, systems and steps for implementing aspects of the invention. It is to be understood that other specific arrangements of components, structures, exemplary devices, systems and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Furthermore, although the terms "top," "bottom," "front," "rear," "sides," etc. may be used in this specification to describe various exemplary features and elements of the invention, these terms are used herein. The orientations of examples such as those illustrated in the drawings are for convenience only. Nothing in this specification should be construed as requiring a specific three-dimensional orientation of a structure to fall within the scope of the invention.

Figure 1 is a schematic three-dimensional structural diagram of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention. Figure 2 is a schematic front structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention. Figure 3 is a schematic top structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention. Figure 4 is a schematic side structural view of an embodiment of the integrated battery chip scribing and breaking machine according to the present invention.

As shown in Figures 1 to 4, in this embodiment, the integrated battery chip scribing and breaking machine includes a battery chip input device 1, a battery chip adjustment and slicing device 2, and a battery chip lifting device 3. , laser scribing and dust removal device 4, chip breaking device 5, cell output device 7 and regularizing device 8. Among them, the battery sheet input device 1 is used to input battery sheets, the sorting device 8 is used to regularize the input battery sheets, the battery sheet lifting device 3 is used to lift the input battery sheets to the dicing position, and the laser dicing dust is removed. Device 4 is used to scribe the battery cells that have been lifted into place. The device 5 is used to break the diced battery cells into pieces to obtain battery slices. The battery slice adjustment and slicing device 2 is used to slice the battery slices. Rotation adjustment and segmentation transportation are performed, and the battery sheet output device 7 is used to output the battery sheets in segments.

In this embodiment, the battery sheet input device 1 may include a grabbing structure and a conveying structure, and the aligning device 8 may be selectively disposed close to the battery sheet input device 1 to align the positions of the battery sheets on the battery sheet input device 1 .

Figure 5 is a schematic three-dimensional structural diagram of the battery chip lifting device in one embodiment of the battery chip cutting and breaking machine of the present invention. As shown in FIG. 5 , in this embodiment, the cell lifting device 3 includes a mounting frame 31 , a lifting bracket 32 , a lifting frame 33 and a driver 34 . Among them, the mounting bracket 31 is used to install the lifting bracket 33 and the driver 34, the lifting bracket 32 is used to lift the battery piece, the lifting bracket 33 is used to connect the lifting bracket 32, and the driver 34 is used to drive the lifting bracket 33 so that the lifting bracket 32 moves up and down relative to the mounting bracket 31 .

In this embodiment, the mounting bracket 31 includes a base 311 and a stand 312. The stand 312 is installed on the base 311. Two reinforcing plates 313 are connected between the base 311 and the stand 312 to enhance the connection strength. The vertical frame 312 is provided with two parallel slide rails to slidely cooperate with the lifting frame 33 . In this embodiment, a slide groove 314 can optionally be provided on the base 311, and the slide groove 314 matches the fixed slide rail. In addition, a power device is connected to the base 311, and the power device drives the base 311 to move along the slide rail.

In this embodiment, the driver 34 is installed on the base 311 and is a motor including an output shaft 341 . The lifting frame 33 includes a sliding plate 331. One side of the sliding plate 331 is connected with a push rod 36, and the other side of the sliding plate 331 is provided with a slide groove, which cooperates with the slide rail 315. In this embodiment, an eccentric member 35 is also provided. The first end of the eccentric member 35 is pivotally connected to the output shaft 341 of the driver 34 , and the second end of the eccentric member 35 is connected to the push rod 36 through a connecting pin.

In this embodiment, the lifting bracket 32 includes a connecting plate 323 and two brackets 321 and 322 . Among them, the connecting plate 321 is connected with the sliding plate 331 of the lifting frame 33 and is reinforced by an inclined plate. Two brackets 321 and 322 are installed side by side on the connecting plate 323 at intervals. Both ends of the two brackets 321 and 322 have protruding pads for lifting. In this embodiment, the protruding pads at the first ends of the two brackets 321 and 322 form the first lifting part 3201, and the protruding pads at the second ends of the two brackets 321 and 322 form the second lifting part 3202. Among them, in the first form, the first lifting part 3201 and the second lifting part 3202 jointly lift the same battery piece; in the second form, the first lifting part 3201 and the second lifting part 3202 Different battery sheets are respectively lifted. The first lifting part 3201 and the second lifting part 3202 are both provided with suction cups for absorbing the battery sheets.

In this embodiment, the driver 34 outputs rotation through the output shaft 341, and through the hinged cooperation between the eccentric member 35 and the push rod 36, the rotation is converted into linear motion. The push rod 36 cooperates with the slide rail 315 and the slide groove of the slide plate 331 to drive the slide plate 331 to move up and down along the stand 312. The lifting bracket 32 is installed above the sliding plate 331 and includes a first lifting part 3201 and a second lifting part 3202. Driven by the above action, the battery piece lifted on it moves up and down relative to the base 311. The first lifting part The first lifting part 3201 and the second lifting part 3202 can lift the same battery piece, or they can lift different battery pieces respectively, which is determined according to the actual situation.

Figure 6 is a schematic three-dimensional structural diagram of the laser scribing and dust removal device in one embodiment of the integrated battery chip scribing and breaking machine of the present invention. Figure 7 is a partial three-dimensional structural diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention. 8 is a schematic partial three-dimensional structural diagram of the laser scribing and dust removal device from another perspective in an embodiment of the integrated battery chip scribing and breaking machine of the present invention. Figure 9 is a partial cross-sectional structural diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention. Figure 10 is a partial cross-sectional structural schematic diagram of the laser scribing and dust removal device in an embodiment of the integrated battery chip scribing and breaking machine of the present invention.

As shown in FIGS. 6 to 10 , in this embodiment, the laser scribing and dust removal device 4 includes a bracket 41 , a laser machine 42 , an exhaust fan (not shown in the figure) and an exhaust hood 43 . Among them, the laser machine 42, the exhaust fan and the exhaust hood 43 are all installed on the bracket 41. The exhaust inlet of the exhaust fan is connected with the exhaust port of the first end 431 of the exhaust hood 43, and the light emitting end of the laser machine 42 is connected with the exhaust hood 43. The lower ports of the two ends 432 are opposite, the lower port of the second end 432 of the exhaust hood 43 is opposite to the upper port of the second end 432, and the laser line emitted by the light emitting end of the laser machine 42 passes through the second end of the exhaust hood 43 in sequence. 432 and an upper port of the second end 432 of the exhaust hood 43 . In the present invention, the laser machine 42 is used to scribe the battery cells, and the laser machine 42 is exhausted and dusted through the exhaust fan and the exhaust hood 43 to ensure the safety, stability and reliability of the laser machine 42 and to improve the efficiency and quality of battery cell production.

In this embodiment, a dust-proof mirror 46 and a condenser mirror 47 are installed on the light emitting end of the laser machine 42 . Among them, the dust-proof mirror 46 can prevent dust from entering the light emitting end of the laser machine 46 to ensure the normal operation of the laser machine. The condenser lens 47 is placed on the light emitting end of the laser machine 42 , and the dust-proof mirror 46 is buckled above the condenser lens 47 . In addition, the dust-proof mirror 46 is also disposed opposite to the lower port of the second end 432 of the exhaust hood 43 . The dust-proof mirror 46 fastens the condenser mirror 47, which can effectively protect the condenser mirror 47.

In this embodiment, a dust cover 44 is provided between the lower port of the second end 432 of the exhaust hood 43 and the dust mirror 46 . The dust-proof mirror 46 is provided with a deflector 45. The upper opening of the dust-proof cover 44 is connected to the lower port of the second end 432 of the exhaust hood 43. The diameter of the lower opening is larger than the upper opening and is fastened to the deflector 45. outside, and forms a cavity with the air deflector 45 . In this embodiment, a trachea 422 is connected to the cavity, and the inlet of the trachea 422 is connected to a blowing port of a hair dryer (not shown in the figure). The blowing port of the hair dryer blows air into the cavity through the trachea. The hair dryer can blow out the incoming dust, and through the above-mentioned arrangement of the air guide cover 45 and the dust cover 44, the ingress of dust can be further reduced.

In this embodiment, the dust-proof mirror 46 is installed on the dust-proof mirror mounting base 421 to cover the light emitting end of the laser machine. The dust-proof mirror mounting base 421 is provided with an air circulation channel 423. The air circulation channel 423 of the dust-proof mirror mounting base 421 facilitates the outflow of incoming dust. In this embodiment, the air circulation channel 423 includes an annular channel corresponding to the lower part of the dust mirror 46 and an air inlet channel and an air outlet channel connected to the annular channel. The annular channel can correspond to the entire circumference of the dust mirror 46, so that dust can be removed more comprehensively.

In this embodiment, the laser dicing and dust removal device is provided corresponding to a cell lifting device. The cell lifting device lifts the cells to be diced to a dicing position, which is the focus position of the laser machine. The battery cells are positioned using a lifting device, eliminating the need to move and focus the laser machine, making it more efficient and stable.

In this embodiment, the chip breaking device 5 can break the diced battery cells into pieces. It can be operated by a robot or by adsorption force on the inclined surface of the conveyor platform.

Figure 11 is a schematic three-dimensional structural diagram of the battery sheet adjusting and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention. Figure 12 is a schematic front structural view of the battery sheet adjusting and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention. Figure 13 is a schematic side view of the structure of the battery sheet adjustment and slicing device in one embodiment of the battery sheet cutting and breaking all-in-one machine of the present invention.

As shown in FIGS. 11 to 13 , in this embodiment, the cell sheet adjustment and segmentation device 2 includes an adjustment frame 21 , a rotating structure 22 , a lifting structure 23 and an adsorption structure 24 . Among them, the adjusting frame 21 is used to install the rotating structure 22. The rotating structure 22 is used to drive the lifting structure 23 to rotate to drive the battery sheets to move from above the sheet breaking device 5 to above the battery sheet output device 7. The lifting structure 23 is used to drive the adsorption structure. 24 moves up and down to absorb and place battery chips, and the adsorption structure 24 is used to absorb battery chips.

In this embodiment, the adjusting frame 21 includes an upper beam 211 , a lower beam 212 and a vertical beam 213 . Among them, the two ends of the vertical beam 213 are respectively connected to the upper beam 211 and the lower beam 212, and the rotating structure 22 is installed on the vertical beam 213. The rotating structure 22 installed on the vertical beam 213 not only facilitates the rotating operation, but is also very stable and reliable.

In this embodiment, the rotating structure 22 includes a rotating frame 221, a driver 222, a rotating disk 223 and a rotating plate 224. Among them, the rotating frame 221 is installed on the vertical beam 213, the driver 222 is drivingly connected to the turntable 223, the turntable 223 is installed on the rotating frame 221, the output shaft is connected to the rotating plate 224, and the lifting structure 23 is installed on the rotating plate 224. Through the transmission connection of the driver 222, the turntable 223 and the turn plate 224, the lifting structure 23 is driven to rotate, which is very convenient, reliable and has high precision. In this embodiment, the driver 222 is a motor. In other embodiments, a rotating cylinder or a rotating motor can also be selected, which is determined according to the actual situation. In this embodiment, the rotating structure 22 also includes a rotating tube 225. The rotating tube 225 can easily pass through pipes and cables without interfering during the rotation process.

In this embodiment, the lifting structure 23 includes a first lifting component 231 and a second lifting component 232 . Among them, the first lifting component 231 is installed on the rotating plate 224 of the rotating structure 22 , the second lifting component 232 is connected to the driving component of the first lifting component 231 , and the adsorption structure 24 is installed on the driving component of the second lifting component 232 . Using two lifting components can not only increase the lifting height, but also improve the lifting accuracy and controllability.

In this embodiment, the adsorption structure 24 includes an adsorption frame 240 , a first suction cup group 241 and a second suction cup group 242 . Among them, the adsorption rack 240 is installed on the driving member of the second lifting component 232 of the lifting structure 23 . The first suction cup group 241 and the second suction cup group 242 are arranged oppositely and are both installed on the adsorption rack 240 . The two suction cup groups 241 and 242 can suck one battery piece at the same time or two different battery pieces respectively, providing more operation options.

In this embodiment, the adsorption structure 24 further includes an expansion unit 243. The expansion unit 243 drives the first suction cup group 241 and the second suction cup group 242 to relatively expand and move closer. Through the arrangement of the opening unit 243, it is convenient for the two suction cup groups 241 and 242 to break a diced battery piece. In this embodiment, the opening unit 243 includes a first pushing cylinder and a second pushing cylinder. The first pushing cylinder and the second pushing cylinder are installed on the adsorption frame 240 . The output part of the first pushing cylinder is connected to the first suction cup group 241 , the output part of the second pushing cylinder is connected with the second suction cup group 242 . The push cylinder is used as the power output component, which is convenient and reliable, the driving force is guaranteed, and the action speed is fast, making it easier to perform the piece breaking operation. In this embodiment, both the first suction cup group 241 and the second suction cup group 242 include vacuum suction cups 244 for adsorbing battery sheets. Each group of vacuum suction cups 244 can have two, four, six, or eight, and it is simple and reliable to suck the battery pieces.

In this embodiment, the battery piece adjusting and slicing device 2 also includes a battery piece rotating mechanism 6 . The battery piece rotating mechanism 6 is used to rotate the battery pieces into pieces. The battery piece rotating mechanism 6 can transport the battery pieces in the rotating structure 22 . Alternatively, the battery sheet rotation mechanism 6 can also grab and rotate the battery sheets placed behind the battery sheet output device 7 and then place them on the battery sheet output device 7 with a rotation angle of 180 degrees to achieve alignment. The orientation of the battery cells can be adjusted according to actual needs, and the rotation angle can also be other than 180 degrees.

In the present invention, the adsorption structure 24 adsorbs the battery sheets or battery sheet segments, adjusts the position of the battery sheets or battery sheet segments through the rotation structure 22 and the lifting structure 23, and adjusts the placement direction of the battery sheets through the battery sheet rotation mechanism 6. Adjustment, thereby realizing automatic adjustment of the position of the battery cells, is not only highly efficient, but also facilitates the formation of automated assembly lines, and is very economical.

Figure 14 is a schematic three-dimensional structural diagram of the battery sheet rotating mechanism in an embodiment of the battery sheet cutting and breaking machine of the present invention. As shown in FIG. 14 , in this embodiment, the battery piece rotating mechanism 6 includes a support structure 61 , a lifting structure 62 , a rotating structure 63 and an operating frame 64 . Among them, the support structure 61 is used to support the lifting structure 62, the lifting structure 62 is used to drive the rotating structure 63 to lift, the rotating structure 63 is used to drive the operating frame 64 to rotate, and the operating frame 64 is used to drive the suction cup 65 to move.

In this embodiment, the support structure 61 includes a support plate 611 and a slide rail 612. The lifting structure 62 is installed on the support plate 611 and slides with the slide rail 612. The lifting structure 62 is installed through the support plate 611, and the installation is simple and reliable.

In this embodiment, the lifting structure 62 includes a lifting cylinder 621, a slide block 622 and a lifting frame 623. Among them, the slide block 622 cooperates with the slide rail 612, the lifting cylinder 621 is installed on the support plate 611, and the output shaft is drivingly connected to the slide block 622, and the lifting frame 623 is connected to the sliding block 622. The lifting frame 623 is used to install the rotating structure 63. Through the cooperation of the slide block 622 and the slide rail 612, automatic lifting is realized, and the lifting controllability is good. In this embodiment, the lifting frame 623 includes a horizontal plate 624, which is connected to the slider 622, and the rotating structure 63 is installed on the horizontal plate 624. By overhanging the horizontal plate 624, the rotation operation of the rotating structure 63 is realized, which is convenient and simple without interference. In this embodiment, a reinforcing rib plate 625 is provided between the horizontal plate 624 and the sliding block 622 . The reinforcing rib plate 625 can enhance the connection strength and rigidity of the horizontal plate 624 and prevent the horizontal plate 624 from overhanging deformation.

In this embodiment, the rotating structure 63 includes a rotating cylinder 631 and a rotating disk 632 . Among them, the rotating cylinder 631 is installed on the horizontal plate 624 of the lifting structure 62 , the output part of the rotating cylinder 631 is connected to the turntable 632 , and the turntable 632 is connected to the operating frame 64 . The rotation cylinder 631 and the turntable 632 cooperate with each other and have a fast rotation speed, which can improve the overall production rhythm. In this embodiment, the rotation angle of the turntable 632 is 180 degrees. Complete the 180-degree rotation adjustment of the battery piece, which is convenient and accurate.

In this embodiment, the operating frame 64 is a double-layered frame, the upper frame 641 is mounted on the turntable 632 of the rotating structure 63 , and the lower frame 642 is mounted with the suction cup 65 . The double-layer structure prevents deformation and improves operational reliability. In this embodiment, the upper bracket 641 and the lower bracket 642 are connected through a vertical plate 643 . The vertical plate 643 can improve the rigidity of the lower bracket 642.

In this embodiment, the operating frame 64 is equipped with suction cups 65 for adsorbing the battery pieces. There are four suction cups 65 arranged at the four corners of a rectangle. The number and layout of the suction cups 65 can improve the reliability of sucking the battery pieces.

In this embodiment, the battery piece rotating mechanism 6 also includes a moving structure. The supporting structure 61, the lifting structure 62, the rotating structure 63 and the operating frame 64 are all in two or more groups, and each can be separately installed on the moving structure. The mobile structure can transform the fixed device into a movable device, thereby being able to adapt to more working environment requirements.

In the present invention, the suction cup 65 is driven by the rotating structure 63 and the lifting structure 62 to drive the battery sheet to rotate and lift, thereby facilitating the automation of the battery sheet rotation operation on the production line and improving production efficiency.

In addition, the present invention also provides a string welding machine. The string welding machine includes an all-in-one battery chip scribing and breaking machine and a welding device as described above, wherein: the battery chip scribing and breaking integrated machine performs scribing on the battery chips. The cells are cut into pieces and broken into pieces to obtain battery pieces; the welding device welds a predetermined number of battery pieces into battery strings.

In addition, the stringer in this embodiment may also include a flux coating device and a stacking device. In one embodiment, the stringer may also include a ribbon supply device and a battery sheet laying device.

The operation process of the laminated battery cell assembly without solder ribbon is as follows: the flux coating device applies conductive glue or solder paste-like flux material to the main grid lines of the battery slices, and the lamination device will coat the flux-coated battery The sheets are stacked in series in a predetermined order. The welding device can be an infrared lamp for heating and welding or a conveyor with a heating function. The welding device heats the stacked battery sheets and then welds them together. The battery sheet stacking device includes a manipulator, and a suction cup group is installed on the manipulator, and the suction cup group is used to suck the battery sheets. The flux coating device includes a moving device and a coating head. The moving device drives the coating head to move, thereby applying flux to different positions of the battery slices.

The operation process of the laminated cell module with welding ribbons is as follows: the welding ribbon feeding device provides the welding ribbon, and the battery sheet laying device provides the battery slices after the white point. The welding ribbon feeding device and the battery sheet laying device cooperate to put the welding ribbon The battery slices are stacked together in a predetermined order, and the welding device welds the stacked welding strips and battery sheets into a battery string. The welding ribbon feeding device includes a moving device and a welding ribbon chuck. The welding ribbon chuck is installed on the moving device. The moving device drives the chuck to move and thereby drives the welding ribbon clamped on the chuck to move and place it to a predetermined position. When the moving device When the moving device and the chuck are in one group, the moving device drives the chuck to pull one end of the welding strip and lay the welding strip to a predetermined position. When the moving device and the chuck are in two groups, the first moving device drives the chuck to clamp the welding strip. First end of the belt, second moving device

Those of ordinary skill in the technical field to which the present invention belongs should understand that the specific structures and processes shown in the above-mentioned specific embodiments are only illustrative and not restrictive. Moreover, those of ordinary skill in the technical field to which the present invention belongs can combine the various technical features shown above in various possible ways to form new technical solutions, or make other changes, which all fall within the scope of the present invention. within.

Claims (9)

1. An all-in-one battery chip scribing and breaking machine, characterized in that the battery chip scribing and breaking integrated machine includes a battery chip input device, a battery chip lifting device, a laser scribing and dust removal device, a chip breaking device, and a battery chip adjustment and slicing device. device and a battery sheet output device, the battery sheet input device is used to input battery sheets, the battery sheet lifting device is used to lift the input battery sheets to the dicing position, and the laser dicing dust removal device is used to The battery slices are lifted into place for dicing, and the breaking device breaks the diced battery slices to obtain battery slices. The battery slice adjusting and slicing device is used to adjust and divide the battery slices. slices, the battery slice output device is used to output the battery slices into slices; The battery chip lifting device includes a mounting frame, a lifting bracket, a lifting frame and a driver. The driver and the lifting frame are both installed on the mounting frame, and the lifting bracket is installed on the lifting frame. The lifting frame slides up and down to cooperate with the mounting frame, and the driver is drivingly connected to the lifting frame and drives the lifting frame to move up and down along the mounting frame; The lifting bracket includes a first lifting part and a second lifting part, and the first lifting part and the second lifting part jointly lift the same battery piece, or the first lifting part The first lifting part and the second lifting part respectively lift different battery sheets, the lifting frame is provided with a push rod, the output shaft of the driver is drivingly connected with an eccentric member, and the eccentric member is hingedly connected with the push rod; The laser dicing dust removal device includes a bracket, a laser machine, an exhaust fan and a dust cover. The laser machine, exhaust fan and dust cover are all installed on the bracket, and the outlet of the exhaust fan is connected to the dust cover. , the laser machine is located below the dust cover, and the dust cover is provided with a through hole at a position corresponding to the laser machine. 2. The all-in-one battery chip scratching and breaking machine according to claim 1, characterized in that the laser machine includes a dust-proof mirror and a condenser mirror, the dust-proof mirror is buckled above the condenser mirror, and the dust-proof mirror corresponds to Disposed below the through hole, a funnel is provided between the through hole and the dust-proof mirror. The upper opening of the funnel is connected to the through hole, and the lower opening is larger than the upper opening and larger than the upper opening. The outer diameter of the dust-proof mirror is fastened on the plane where the dust-proof mirror is located. 3. The all-in-one battery chip cutting and breaking machine according to claim 1, characterized in that the battery chip adjustment and slicing device includes an adjustment frame, a rotating structure, a lifting structure and an adsorption structure, and the adsorption structure is used to adsorb battery chips. , the lifting structure is used to drive the adsorption structure to adsorb and place the battery sheets, and the rotating structure is used to drive the battery sheets to move from above the sheet breaking device to the battery sheet output device. 4. The all-in-one battery chip cutting and breaking machine according to claim 3, wherein the lifting structure includes a first lifting component and a second lifting component, and the first lifting component is installed on the rotating structure. The second lifting component is connected to the driving component of the first lifting component, and the adsorption structure is installed on the driving component of the second lifting component. 5. The all-in-one battery chip cutting and breaking machine according to claim 1, wherein the battery chip output device includes a first output belt and a second output belt, and the first output belt and the second output belt Arranged in parallel, the battery sheet adjusting and slicing device segments the diced battery sheets and sends them to the first output belt and the second output belt respectively in sequence. 6. The all-in-one battery chip cutting and breaking machine according to claim 3, wherein the battery chip adjustment and slicing device further includes a battery chip rotation mechanism for rotating the battery chip slicing, The battery piece rotating mechanism can rotate the battery piece during the process of transporting the battery piece by the rotating structure, or the battery piece rotating mechanism can grab and rotate the battery piece placed in the battery piece output device before placing it. 7. The all-in-one battery chip cutting and breaking machine according to claim 6, wherein the battery chip rotating mechanism includes a support structure, a lifting structure, a rotating structure and an operating frame; the support structure includes a support plate, and the lifting structure The structure is installed on the support plate. The support structure includes a lifting cylinder, a slide block and a lifting frame. The support plate is provided with a slide rail. The slide block cooperates with the slide rail. The lifting cylinder is installed on the The support plate is on the support plate, and the output shaft is drivingly connected to the slide block. The lifting frame is connected to the slide block. The lifting frame is used to install the rotating structure. The lifting frame includes a horizontal plate. The plate is connected to the slider, and the rotating structure is installed on the transverse plate. 8. A string welding machine, characterized in that the string welding machine includes an integrated battery chip scratching and breaking machine and a welding device as claimed in any one of claims 1 to 7, wherein: The battery chip scribing and breaking all-in-one machine performs scribing and breaking the battery chips into slices to obtain battery chip slices; The welding device welds a predetermined number of battery slices into battery strings. 9. The string welding machine according to claim 8, characterized in that the battery piece scribing and breaking machine further includes a flux coating device and a stacking device, and the flux coating device divides the battery pieces into The main grid lines of the cells are coated with flux, the lamination device divides the predetermined number of battery cells coated with flux and laminates them in sequence, and the welding device performs the lamination on the laminated battery cells. Heating to form a stacked battery string; or, The battery chip cutting and breaking machine also includes a welding ribbon feeding device and a battery sheet laying device. The welding ribbon feeding device and the battery sheet laying device stack the soldering ribbons provided by the soldering ribbon feeding device and all the battery slices in a predetermined stacking manner. The battery sheet pieces obtained after breaking the sheets by the sheet breaking device are stacked together, and the welding device welds the stacked battery sheet segments and the welding ribbons to form a battery string.