CN116231038A

CN116231038A - Power battery overturning production line and process

Info

Publication number: CN116231038A
Application number: CN202310296488.6A
Authority: CN
Inventors: 吴恩德; 缪恒; 王陈杰
Original assignee: Ningde Sikeqi Intelligent Equipment Co Ltd
Current assignee: Ningde Sikeqi Intelligent Equipment Co Ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-06

Abstract

The invention relates to the technical field of power battery turn-up production lines, in particular to a power battery turn-up production line and a process, wherein the process flow comprises the following steps: step S1: feeding the disposable packaging materials, feeding the disposable packaging materials onto a first conveyor belt, taking out the EPP foam upper plate by a multi-cell distance-changing unpacking gripper, and transferring the EPP foam upper plate onto an EPP lower conveyor belt; then taking out the battery cell from the EPP foam middle plate and transferring the battery cell to an artificial visual inspection area so as to perform artificial visual inspection on the battery cell; then taking out the EPP foam middle plate and transferring the EPP foam middle plate to an EPP off-line conveyer belt; then taking out the EPP foam lower plate and transferring the EPP foam lower plate to an EPP lower line conveying belt; finally, taking out and transferring the wood pallet at the bottom to a wood pallet stacking mechanism so as to stack the wood pallets, thereby being convenient for recycling; step S2: manually taking off the battery core with damaged appearance, and continuously conveying the battery core with undamaged appearance to a battery core electric property testing mechanism along a first conveying belt; the invention can automatically complete all procedures of battery core overturning and improves overturning efficiency.

Description

Power battery overturning production line and process

Technical Field

The invention relates to the technical field of power battery overturning production lines, in particular to a power battery overturning production line and a process.

Background

Along with the high-speed expansion of domestic new energy lithium battery industry, domestic power batteries begin to export outward in a large number, but domestic and foreign packaging standards are inconsistent, and the bag turning (disposable packaging→circulating packaging) is needed, and the existing mode is to use a large number of manual work to turn over bags in overseas warehouses, but overseas circulating packaging is iron boxes, box walls are all around, and manual operation of placing electric cores in the circulating iron boxes is difficult, the efficiency is low, and in addition, the process of turning over the electrified electric cores is easy to short circuit and fire, and the safety risk is high.

Disclosure of Invention

In order to solve the technical problems, the invention provides a power battery turn-up production line and a process, which can automatically complete all procedures of battery cell turn-up and improve turn-up efficiency.

The invention is realized by adopting the following technical scheme: a power battery turn-up production line and process, the process flow includes the following steps:

step S1: feeding the disposable packaging materials, feeding the disposable packaging materials onto a first conveyor belt, taking out the EPP foam upper plate by a multi-cell distance-changing unpacking gripper, and transferring the EPP foam upper plate onto an EPP lower conveyor belt;

then taking out the battery cell from the EPP foam middle plate and transferring the battery cell to an artificial visual inspection area so as to perform artificial visual inspection on the battery cell;

Then taking out the EPP foam middle plate and transferring the EPP foam middle plate to an EPP off-line conveyer belt;

then taking out the EPP foam lower plate and transferring the EPP foam lower plate to an EPP lower line conveying belt;

finally, taking out and transferring the wood pallet at the bottom to a wood pallet stacking mechanism so as to stack the wood pallets, thereby being convenient for recycling;

step S2: manually taking off the battery core with damaged appearance, and continuously conveying the battery core with undamaged appearance to a battery core electric property testing mechanism along a first conveying belt;

step S3: carrying out electrical performance test on the battery cell through a battery cell electrical performance test mechanism, transferring the battery cell of NG to the NG sliding table, and transferring the battery cell of OK to a battery cell transplanting mechanism;

step S4: carrying the battery cells through a battery cell transplanting mechanism, and transferring to a battery cell pairing mechanism;

step S5: the cell matching mechanism is used for matching the cell spacing with the cell spacing of the boxing grippers, so that the subsequent boxing grippers can conveniently transfer the cell into the iron box;

step S6: the empty circulation package is put on line, and the iron box is placed on the tray so as to enter the second conveyor belt;

step S7: transferring the box cover of the iron box to a first buffer table through an unpacking gripper, and transferring the packing materials in the iron box to a second buffer table;

Step S8: grabbing the battery cells positioned in the battery cell pairing mechanism onto the packing materials at the bottom in the iron box through the packing grippers, after the packing materials at the bottom are filled with the battery cells, moving the packing materials on the second buffer table into the iron box through the unpacking grippers, and continuously placing the battery cells into the packing materials through the packing grippers;

step S9: repeating the step S8 until the iron box is full of the battery core;

step S10: and after the iron box is filled with the battery cells, the second conveyor belt is used for circularly packaging and offline the full material of the iron box.

Preferably, the production line comprises an automatic unpacking area, a manual visual inspection area and an automatic boxing area;

the automatic unpacking area comprises a wood pallet stacking mechanism, disposable packaging supplies, EPP foam board winding-off and multi-cell variable-pitch unpacking grippers;

the manual visual inspection area is used for manually inspecting the appearance of the battery cell, so that the NG part is offline;

the automatic boxing area comprises a battery core electrical property testing mechanism, a battery core transplanting mechanism, a battery core pairing mechanism, a boxing gripper and an unpacking gripper.

Preferably, the disposable packaging material comprises a wood pallet, wherein an EPP foam lower plate is arranged on the upper surface of the wood pallet, a plurality of EPP foam middle plates are arranged on the upper surface of the EPP foam lower plate, and an EPP foam upper plate is arranged on the upper surface of the EPP foam middle plate at the upper end; and the EPP foam lower plate and the EPP foam middle plate are respectively provided with a cell.

Preferably, the multi-cell distance-changing unpacking gripper comprises a first flange plate used for being installed at the tail end of the mechanical arm, a first U-shaped plate is arranged at the lower end of the first flange plate, a first supporting plate is arranged at the lower end of a vertical plate of the first U-shaped plate, first supporting blocks are arranged at the left end and the right end of the upper end face of the first supporting plate, and a first roller shaft is erected between the two first supporting blocks;

the left side of the first drum shaft is provided with a first driving motor for driving the first drum shaft to rotate, the left end of the outer side surface of the first drum shaft is provided with a plurality of first arc grooves, the right end of the outer side surface of the first drum shaft is provided with a plurality of second arc grooves with the opposite directions to the first arc grooves, and the first arc grooves and the second arc grooves are provided with first connecting blocks; the upper end face of the first moving block is connected with the lower end face of the first connecting block, the lower end face of the first moving block is provided with a second supporting plate, and the second supporting plate is connected with the first supporting plate through a first limiting guide piece;

A gas claw locking plate is arranged below the second supporting plate and connected with the second supporting plate through a first buffer piece, and a gas claw is arranged at the lower end of the gas claw locking plate;

the first limiting guide piece comprises a T-shaped guide rail, the front end and the rear end of the upper end surface of the second support plate are both provided with the T-shaped guide rail, and the lower end surface of the first support plate is provided with a guide rail block matched with the T-shaped guide rail;

the first buffer piece comprises a first sleeve, the front end and the rear end of the upper end face of the second support plate are embedded with the first sleeve, the first sleeve penetrates through the second support plate and extends out of the second support plate, the first sleeve is connected with the second support plate through a first linear bearing, the lower end of the first sleeve is provided with a first buffer spring, and the lower end of the first buffer spring is connected with the upper end face of the gas claw locking plate.

Preferably, the electric core electrical property testing mechanism comprises a welding frame, wherein first linear sliding tables are fixed on two supporting rods at the top of the welding frame, a second linear sliding table is fixed on the upper end sliding tables of the two first linear sliding tables, a third linear sliding table is fixed on the front side sliding table of the second linear sliding table, and an electric core electrical property testing assembly is fixed on the front side sliding table of the third linear sliding table.

Preferably, the electric core transplanting mechanism comprises a first supporting frame, a first adjusting component is arranged at the upper end of the front side surface of the first supporting frame, and the front side surface of the first adjusting component is connected with a first clamping jaw component through a first connecting plate;

the first adjusting component comprises a transverse linear sliding table, a third supporting plate is fixed at the upper end of the front side surface of the first supporting frame, the transverse linear sliding table is fixed on the front side surface of the third supporting plate, a fourth supporting plate is fixed on the front side surface of the sliding table of the transverse linear sliding table, a longitudinal linear sliding table is fixed on the front side surface of the fourth supporting plate, and the first connecting plate is fixed on the front side surface of the sliding table of the longitudinal linear sliding table;

the first clamping jaw assembly comprises first fixing plates, the front end and the rear end of the bottom surface of each first connecting plate are respectively fixed with a first fixing plate, two first fixing plates are connected with a first lifting plate through a first guide assembly, a plurality of second connecting blocks are longitudinally fixed in the middle of the bottom surface of each first lifting plate, a first clamping jaw cylinder is fixed at the bottom of each second connecting block, and a first L-shaped plate is fixed on each two clamping jaws of each first clamping jaw cylinder;

a first clamping block is fixed on the inner side surface of the vertical plate of the first L-shaped plate, a first compression block is fixed on the bottom surface of the transverse plate of the first L-shaped plate, and the first clamping block and the first compression block are made of high-strength glue;

The first guide assembly comprises second linear bearings, the four corners of the upper surface of the first lifting plate are embedded with the second linear bearings, and the second linear bearings are embedded with first guide shafts; the upper end of the first guide shaft is connected with the first fixing plate, and the lower end of the first guide shaft is fixed with a first fixing block; a first buffer block is sleeved between the second linear bearing and the first fixed block on the first guide shaft, and the first buffer block is made of high-strength rubber;

the first lifting plate is also provided with a first induction component, and the first induction component comprises a first induction upright post; a first induction stand column is fixed between two second linear bearings positioned on the front side and between two second linear bearings positioned on the rear side on the first lifting plate, and the top of the first induction stand column penetrates through the first fixing plate and the first connecting plate and extends to the upper part of the first connecting plate; a first mounting frame is fixed above a first induction upright post positioned at one side on the first connecting plate, and a first proximity sensor is mounted on the first mounting frame;

the second buffer spring is sleeved below the first fixing plate on the first induction upright post.

Preferably, the electric core pairing mechanism comprises a first rack, a first moving part is arranged on the upper surface of the first rack along the length direction of the first rack, second supporting blocks are arranged at two ends of the upper surface of a first sliding table of the first moving part, a bearing plate is arranged above the first sliding table of the first moving part, the bearing plate is connected with the first sliding table of the first moving part through the second supporting blocks, a distance changing part is arranged on the lower surface of the bearing plate, a moving opening is formed in the bearing plate along the length direction of the bearing plate, the distance changing part is positioned below the moving opening, placing plates with the same number as that of the distance changing spiral guide grooves of the distance changing part are arranged above the moving opening along the length direction of the moving opening, a third connecting block is arranged on the lower surface of the placing plate and is in sliding connection with the distance changing spiral guide grooves of the distance changing part, and an electric core fixing part is arranged on the upper surface of the placing plate;

The first moving part comprises a first sliding table, a fixed support and a first sliding rail, wherein the first sliding table is arranged on the upper surface of the first rack along the length direction of the first rack, and the second supporting block is arranged on the moving table of the first sliding table; the upper surface of first frame is provided with two fixed bolsters, two the fixed bolster is located respectively the front and back both sides of first slip table, the top of fixed bolster is provided with along the length direction of fixed bolster first slide rail, first slide rail is located the below of bearing board, the lower surface of bearing board be provided with first slide rail matched with first slider.

The variable-pitch component comprises a first supporting seat, a first rotating shaft, a first fixing seat, a second fixing plate, a second driving motor, a coupler, a speed reducer and a second sliding rail, wherein one end of the lower surface of the bearing plate is provided with the first supporting seat, the other end of the lower surface of the bearing plate is provided with the first fixing seat, the first rotating shaft is arranged between the first supporting seat and the first fixing seat, one end of the first rotating shaft is rotationally connected with the first supporting seat, the other end of the first rotating shaft is rotationally connected with the first fixing seat, the first rotating shaft is positioned above a first sliding table of the first moving component, the first rotating shaft is positioned below the moving opening, a plurality of pairs of variable-pitch spiral guide grooves are symmetrically arranged on the outer wall of the first rotating shaft by taking the middle point as an axis, and the variable-pitch spiral guide grooves are in sliding connection with the third connecting block; the lower surface of the bearing plate is provided with a second fixing plate, the second fixing plate is positioned on one side, far away from the first supporting seat, of the first fixing seat, the lower surface of the second fixing plate is provided with a speed reducer, the input end of the speed reducer is provided with a second driving motor, the output end of the speed reducer is provided with a coupler, and the coupler is connected with one end, close to the first fixing seat, of the first rotating shaft; the upper surface of the bearing plate is provided with two second sliding rails along the moving opening, the two second sliding rails are respectively positioned at two sides of the moving opening, and the lower surface of the placing plate is in sliding connection with the second sliding rails;

The variable-pitch spiral guide groove is an annular groove; the variable-pitch spiral guide grooves at the two ends are longer than the guide travel of the variable-pitch spiral guide groove in the middle;

the battery cell mounting includes electric core frid, presss from both sides tight cylinder, arm lock, the upper surface of placing the board is provided with electric core frid, electric core frid keep away from place board edge one side and offered and press from both sides tight opening, the upper surface of placing the board is provided with press from both sides tight cylinder, press from both sides tight cylinder and be located and be close to press from both sides tight opening one side, press from both sides tight cylinder's telescopic link orientation with press from both sides tight opening relatively, press from both sides tight cylinder's telescopic link end and be provided with the arm lock.

Preferably, the boxing gripper comprises a fifth supporting plate, a connecting flange is fixed in the middle of the upper surface of the fifth supporting plate, a first visual positioning assembly is arranged on the left side of the fifth supporting plate, a first grabbing assembly is arranged below the fifth supporting plate, and an overpressure assembly is further arranged on the fifth supporting plate;

the first grabbing component comprises a second lifting plate, the lower part of the fifth supporting plate is connected with the second lifting plate through a pressing component, a plurality of second fixing blocks are transversely fixed on the lower surface of the second lifting plate, second clamping jaw cylinders are fixed at the bottoms of the second fixing blocks, second L-shaped plates are fixed on two clamping jaws of each second clamping jaw cylinder, and second clamping blocks are fixed on the inner side faces of vertical plates of the second L-shaped plates;

The overvoltage component comprises a third linear bearing, the four corners of the upper surface of the second lifting plate are embedded with the third linear bearing, and the third linear bearing is embedded with a second guide shaft; the upper ends of the second guide shafts are connected with a fifth supporting plate, and the lower ends of the two second guide shafts at the front side and the lower ends of the two second guide shafts at the rear side are respectively fixed with a first fixing rod; a buffer cushion is sleeved between the third linear bearing and the first fixed rod on the second guide shaft;

second induction stand columns are arranged around the lower portion of the fifth supporting plate, the lower ends of the second induction stand columns are fixed on the second lifting plate, the upper ends of the second induction stand columns penetrate through the fifth supporting plate and extend to the upper portion of the fifth supporting plate, and third buffer springs are sleeved on the second induction stand columns and located below the fifth supporting plate; an overpressure sensor is arranged between two second induction upright posts positioned on the right side on the fifth supporting plate;

a second proximity sensor is arranged on a vertical plate of the second L-shaped plate at one side;

the first visual positioning assembly comprises a first mounting plate, the left side of the fifth supporting plate is fixed with the first mounting plate, a plurality of first range finders are mounted on the first mounting plate, and a plurality of first visual cameras are also mounted on the first mounting plate;

The four corners of the upper surface of the first mounting plate are respectively fixed with a first bracket, and the bottoms of the two first brackets at the front side and the bottoms of the two first brackets at the rear side are respectively fixed with a strip-shaped light source;

a second buffer block is fixed on the bottom surface of the transverse plate of the second L-shaped plate;

the cushion pad, the second clamping block and the second cushion block are all made of high-strength rubber.

Preferably, the unpacking gripper comprises a second mounting plate, a flange shaft is fixed in the middle of the upper surface of the second mounting plate, a second grabbing component is arranged on the lower surface of the second mounting plate, and a vacuum chuck is further arranged on the second grabbing component; the second grabbing component is driven by a driving component, and a second visual positioning component is further arranged on the second mounting plate;

the driving assembly comprises telescopic cylinders, two telescopic cylinders are fixed in the middle of the lower surface of the second mounting plate, the tail ends of push rods of the telescopic cylinders are connected with a third fixing plate through a second connecting plate, an L-shaped bracket is fixed at the bottom of the third fixing plate, and a first guide rod cylinder is fixed on one side surface, close to the flange shaft, of the L-shaped bracket;

the second grabbing assembly comprises a second compression block, the bottom of the push plate of the first guide rod cylinder is fixed with the second compression block, and the bottom of the second compression block is fixed with a third buffer block; the upper surface of the box cover is provided with a bracket, and a towing hook matched with the bracket is fixed on one side surface, close to the flange shaft, of the lower end of the L-shaped bracket;

The third buffer block is made of high-strength glue;

a second guide rod cylinder is fixed on one side surface of the L-shaped support far away from the flange shaft, a sixth support plate is fixed at the bottom of a push plate of the second guide rod cylinder, and the front end and the rear end of the upper surface of the sixth support plate are respectively provided with the vacuum chuck; the second mounting plate is provided with a vacuum generator for providing negative pressure for the vacuum chuck;

two linear guide rails are arranged above the two third fixing plates on the lower surface of the second mounting plate, and the sliding blocks of the two corresponding linear guide rails are connected with the third fixing plates;

the second visual positioning assembly comprises a second mounting frame, a plurality of second mounting frames are fixed on the bottom surface of the second mounting plate, and a second range finder is mounted on the second mounting frames; the bottom surface of second mounting panel still is fixed with two third mounting brackets, install the second vision camera on the third mounting bracket.

Preferably, four corners of the upper surface of the tray are provided with two guide inclined blocks;

the first buffer table comprises an aluminum profile rack, a storage plate is arranged on the aluminum profile rack, and a guide strip is also arranged on the aluminum profile rack; the first cache table and the second cache table have the same structure.

The invention has the beneficial effects that:

the invention provides a power battery unpacking production line and a process, which are used for automatically unpacking, automatically detecting the electrical performance of a battery core, automatically unpacking an iron box, automatically packing the battery core, and adopting automatic equipment at other stations except for manual appearance inspection, and the whole production line is high in production efficiency, less in labor investment, low in safety risk and small in occupied area.

The invention can automatically complete all procedures of battery core overturning and improves overturning efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of a disposable packaging wrapper.

Fig. 3 is a schematic structural view of a multi-cell variable-pitch unpacking gripper.

Fig. 4 is a schematic structural view of the second support plate.

Fig. 5 is a schematic structural diagram of a cell electrical performance testing mechanism.

Fig. 6 is a schematic structural view of the cell transplanting mechanism.

Fig. 7 is a schematic structural view of the first jaw assembly from a first perspective.

Fig. 8 is a schematic structural view of the first jaw assembly from a second perspective.

Fig. 9 is a schematic structural view of the cell mating mechanism (with a first housing).

Fig. 10 is a schematic structural view of the cell mating mechanism (without the first housing).

Fig. 11 is a schematic structural view of the distance varying member.

Fig. 12 is a schematic structural view of the cell fixture.

Fig. 13 is a schematic view of the structure of the boxing grip at a first view angle.

Fig. 14 is a schematic view of the structure of the second view of the boxing grip.

Fig. 15 is a partial schematic view of the boxing grip.

Fig. 16 is a schematic view of the structure of the unpacking gripper at a first view angle.

Fig. 17 is a schematic view of the structure of the second view of the unpacking gripper (without the cover).

Fig. 18 is a schematic structural view of the tray.

Fig. 19 is a schematic diagram of the structure of the first buffer stage.

Fig. 20 is a schematic view of the structure of the iron box.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Referring to fig. 1, the present invention provides an embodiment: a power battery turn-up production line and process, the process flow includes the following steps:

step S1: feeding the disposable packaging material 1, feeding the disposable packaging material onto a first conveyor belt, taking out the EPP foam upper plate 104 by a multi-cell distance-changing unpacking gripper 2, and transferring the EPP foam upper plate onto an EPP lower line 16 conveyor belt;

then taking out the battery cell from the EPP foam middle plate 103 and transferring the battery cell to an artificial visual inspection area 3 so as to perform artificial visual inspection on the battery cell;

then the EPP foam middle plate 103 is taken out and transferred to an EPP lower line 16 conveyer belt;

then the EPP foam lower plate 102 is taken out and transferred onto an EPP lower line 16 conveying belt;

Finally, the wood pallet 101 at the bottom is taken out and transferred to the wood pallet stacking mechanism 4 so as to stack the wood pallet 101, thereby being convenient for recycling;

step S2: manually taking off the battery core with damaged appearance, and continuously conveying the battery core with undamaged appearance to the battery core electric property testing mechanism 5 along the first conveying belt;

step S3: the electrical performance test mechanism 5 is used for testing the electrical performance of the electrical core, the electrical core of NG is transferred to the NG sliding table for transferring, and the electrical core of OK is transferred to the electrical core transplanting mechanism 6;

step S4: carrying the battery cells through a battery cell transplanting mechanism 6, and transferring the battery cells to a battery cell pairing mechanism 7;

step S5: the cell matching mechanism 7 is used for matching the cell spacing with the space of the boxing grip 14, so that the subsequent boxing grip 14 is convenient for transferring the cell into the iron box 9;

step S6: the empty cycle packaging upper line 8, the iron box 9 is placed on the pallet 10 so as to enter the second conveyor belt;

step S7: transferring the cover of the iron box 9 onto a first buffer table 12 through an unpacking gripper 11, and transferring the packing material 91 in the iron box 9 onto a second buffer table 13;

step S8: the battery cells in the battery cell pairing mechanism 7 are grabbed onto the packing materials 91 at the bottom in the iron box 9 through the packing grippers 14, after the battery cells are filled with the packing materials 91 at the bottom, the unpacking grippers 11 move the packing materials 91 on the second buffer table 13 into the iron box 9, and the battery cells are continuously placed into the packing materials 91 through the packing grippers 14;

Step S9: repeating the step S8 until the iron box 9 is full of the battery cells;

step S10: after the iron box 9 is filled with cells, the iron box 9 is filled with material and circulated and packaged into the lower line 15 by the second conveyor belt.

With continued reference to fig. 1, in this embodiment, the production line includes an automatic unpacking area, a manual visual inspection area 3, and an automatic boxing area; the battery cells in the disposable packaging material 1 can be taken out through the automatic unpacking area, EPP lower line 16 is carried out on the EPP foam upper plate 104, the EPP foam middle plate 103 and the EPP foam lower plate 102, and the wood pallet 101 at the bottom is stacked, so that the recycling is facilitated;

the battery core with the appearance damaged can be offline through the manual visual inspection area 3;

the electric performance of the electric core can be detected through the automatic boxing area, and the electric core for testing OK is transported into the iron box 9, so that the electric core for testing OK is boxed.

The automatic unpacking area comprises a wood pallet stacking mechanism 4, a disposable packing material 1, an EPP foam board lower line and a multi-cell variable-pitch unpacking gripper 2; can pile up wood pallet 101 through wood pallet stacking mechanism 4, the cyclic utilization of wood pallet 101 of being convenient for, wood pallet stacking mechanism 4 can adopt chinese patent application number to be: CN202222534660.0, a pallet stacking mechanism.

The manual visual inspection area 3 is used for manually inspecting the appearance of the battery cell, so that the NG part is offline;

the automatic boxing area comprises a battery core electrical property testing mechanism 5, a battery core transplanting mechanism 6, a battery core pairing mechanism 7, a boxing gripper 14 and an unpacking gripper 11; the electrical performance of the battery cells can be detected through the electrical performance testing mechanism 5, so that OK battery cells can be screened out, and subsequent boxing of the battery cells is facilitated; the OK battery cells can be transplanted into the battery cell matching mechanism 7 through the battery cell transplanting mechanism 6; the cell pairing mechanism 7 can pair the spacing of the cells with the spacing of the boxing grippers 14, so that the subsequent boxing grippers 14 can conveniently transfer the cells into the iron box 9; the battery cell can be loaded into the iron box 9 by the loading grip 14; the iron box 9 can be disassembled through the disassembling handles 11, so that the battery cells can be conveniently and subsequently assembled into the iron box 9.

With continued reference to fig. 2, in this embodiment, the disposable packaging incoming material 1 includes a wooden pallet 101, an EPP foam lower plate 102 is disposed on an upper surface of the wooden pallet 101, a plurality of EPP foam middle plates 103 are disposed on an upper surface of the EPP foam lower plate 102, and an EPP foam upper plate 104 is disposed on an upper surface of the EPP foam middle plates 103; the EPP foam lower plate 102 and the EPP foam middle plate 103 are respectively provided with a cell.

With continued reference to fig. 3 and 4, in this embodiment, the multi-cell distance-changing unpacking gripper 2 includes a first flange 201 mounted at the end of the mechanical arm, the gripper is mounted on the mechanical arm through the first flange 201, the gripper mechanism is driven to move by the mechanical arm, a first U-shaped plate 202 is disposed at the lower end of the first flange 201, a first support plate 203 is disposed at the lower end of a vertical plate of the first U-shaped plate 202, a first support block 204 is disposed at the left and right ends of an upper end surface of the first support plate 203, a first roller shaft 205 is disposed between the two first support blocks 204, a first driving motor 206 for driving the first roller shaft 205 to rotate is disposed at the left side of the first roller shaft 205, a plurality of first arc-shaped grooves 208 are disposed at the left end of the outer side of the first roller shaft 205, a plurality of second arc-shaped grooves 209 opposite to the first arc-shaped grooves 208 are disposed at the right end of the outer side of the first roller shaft 205, the first arc-shaped groove 208 and the second arc-shaped groove 209 are respectively provided with a first connecting block 210, the first driving motor 206 can drive the first roller shaft 205 to rotate, the first roller shaft 205 can drive the first connecting blocks 210 in the first arc-shaped groove 208 and the second arc-shaped groove 209 to move in opposite directions, the first supporting plate 203 is provided with a strip-shaped guide rail groove 211, the strip-shaped guide rail groove 211 is internally provided with a first moving block 212, the first connecting block 210 can drive the first moving block 212 to move in the strip-shaped guide rail groove 211, the upper end surface of the first moving block 212 is connected with the lower end surface of the first connecting block 210, the lower end surface of the first moving block 212 is provided with a second supporting plate 213, the second supporting plate 213 is connected with the first supporting plate 203 through a first limit guide 214, the first limit guide 214 can change the curve motion of the first connecting block 210 into linear motion, the air jaw locking plate 215 is arranged below the second supporting plate 213, the air jaw locking plate 215 is connected with the second supporting plate 213 through a first buffer 216, an air jaw 217 is arranged at the lower end of the air jaw locking plate 215, the first moving block 212 can drive the second supporting plate 213 and the air jaw 217 to move, the position of the air jaw 217 is adjusted, so that the air jaw 217 can grasp electric cores of different models, the air jaw 217 is provided with a high-strength rubber pad 218, and the high-strength rubber pad 218 can avoid the grasping extrusion deformation of the air jaw 217 to the electric cores.

The first limit guide 214 includes a T-shaped guide 219, the front and rear ends of the upper end surface of the second support plate 213 are both provided with the T-shaped guide 219, the lower end surface of the first support plate 203 is provided with a guide rail block (not shown) that is matched with the T-shaped guide 219, and the T-shaped guide 219 and the guide rail block cooperate to limit and guide the second support plate 213, so that the curved motion of the first connection block 210 and the second support plate 213 is changed into a linear motion.

The first buffer member 216 includes a first sleeve 220, front and rear ends of an upper end surface of the second support plate 213 are embedded with the first sleeve 220, a material of the first sleeve 220 is preferably plastic, the first sleeve 220 penetrates through the second support plate 213 and extends out of the second support plate 213, the first sleeve 220 is connected with the second support plate 213 through a first linear bearing (not shown), a first buffer spring 221 is disposed at a lower end of the first sleeve 220, a lower end of the first buffer spring 221 is connected with an upper end surface of the gas claw locking plate 215, and the first buffer spring 221 can buffer when the gas claw 217 is extruded with other objects, so as to avoid damage of the gas claw 217 due to extrusion.

With continued reference to fig. 5, in this embodiment, the electrical performance testing mechanism 5 includes a welding frame 501, two support rods on the top of the welding frame 501 are both fixed with a first linear sliding table 502, the electrical performance testing assembly 505 of the electrical core can be adjusted in the lateral direction through the first linear sliding table 502, a second linear sliding table 503 is fixed on the upper sliding tables of the two first linear sliding tables 502, the electrical performance testing assembly 505 of the electrical core can be adjusted in the longitudinal direction through the second linear sliding table 503, a third linear sliding table 504 is fixed on the front sliding table of the second linear sliding table 503, the electrical performance testing assembly 505 of the electrical core can be adjusted in height through the third linear sliding table 504, the electrical performance testing assembly 505 of the electrical core can be tested in the lateral direction through the electrical performance testing assembly 505 of the electrical core, so that the electrical core with OK can be screened out, and the electrical core can be packaged in a subsequent manner; the electrical performance testing assembly 505 is well known to those skilled in the art and will not be described in detail herein.

With continued reference to fig. 6 to 8, in this embodiment, the electrical core transplanting mechanism 6 includes a first support frame 601, a first adjusting component 602 is disposed at an upper end of a front side surface of the first support frame 601, and a position of the first clamping jaw component 603 can be adjusted by the first adjusting component 602, so as to facilitate subsequent grabbing and transplanting of electrical cores; the front side of the first adjusting component 602 is connected with a first clamping jaw component 603 through a first connecting plate 604, and the electric core can be grabbed through the first clamping jaw component 603, so that the electric core can be transplanted later.

The first adjusting component 602 includes a transverse linear sliding table 6021, a third supporting plate 6022 is fixed at the upper end of the front side surface of the first supporting frame 601, the transverse linear sliding table 6021 is fixed at the front side surface of the third supporting plate 6022, and the first clamping jaw component 603 can be moved transversely through the transverse linear sliding table 6021, so that the subsequent grabbing and transplanting of the battery cells are facilitated; a fourth supporting plate 6023 is fixed on the front side surface of the sliding table of the transverse linear sliding table 6021, a longitudinal linear sliding table 6024 is fixed on the front side surface of the fourth supporting plate 6023, and the first clamping jaw assembly 603 can be longitudinally moved through the longitudinal linear sliding table 6024, so that the subsequent grabbing and transplanting of the battery cells are facilitated; the front side of the longitudinal linear sliding table 6024 is fixed with the first connecting plate 604, which is used for connecting the first clamping jaw assembly 603.

The first clamping jaw assembly 603 comprises a first fixing plate 6031, the front end and the rear end of the bottom surface of the first connecting plate 604 are respectively fixed with the first fixing plate 6031, the two first fixing plates 6031 are connected with a first lifting plate 6032 through a first guiding assembly 605, and the first guiding assembly 605 can play a role in limiting and guiding when the first clamping jaw assembly 603 extrudes and grabs the battery cell; the middle part of the bottom surface of the first lifting plate 6032 is longitudinally fixed with a plurality of second connecting blocks 6033 for connecting the first clamping jaw air cylinders 6034, the bottom of the second connecting blocks 6033 is fixedly provided with the first clamping jaw air cylinders 6034, the first L-shaped plates 6035 can be driven to grab the battery cells through the first clamping jaw air cylinders 6034, the model of the first clamping jaw air cylinders 6034 can be HGPT-35-A-B-F, but not limited to the model, the first L-shaped plates 6035 are fixed on two clamping jaws of the first clamping jaw air cylinders 6034, and the battery cells can be grabbed through the first L-shaped plates 6035.

The vertical inboard of first L shaped plate 6035 is fixed with first grip block 6036, snatchs the electric core through first grip block 6036, the diaphragm bottom surface of first L shaped plate 6035 is fixed with first compact heap 6037, can avoid first L shaped plate 6035 to cause the damage to the upper end of electric core through first compact heap 6037, the material of first grip block 6036 and first compact heap 6037 is excellent power glue for can snatch and transplant the electric core at first L shaped plate 6035 and avoid damaging the electric core.

The first guide assembly 605 includes a second linear bearing 6051, the four corners of the upper surface of the first lifting plate 6032 are embedded with the second linear bearing 6051, the second linear bearing 6051 is embedded with a first guide shaft 6052, and the second linear bearing 6051 is matched with the first guide shaft 6052 for use, so that the limiting guide function can be achieved when the first L-shaped plate 6035 extrudes the upper end of the battery cell; the upper end of the first guide shaft 6052 is connected with a first fixing plate 6031, so that the second linear bearing 6051 is prevented from being separated from the first guide shaft 6052, and a first fixing block 6053 is fixed at the lower end of the second linear bearing; the first buffer block 6054 is sleeved between the second linear bearing 6051 and the first fixed block 6053 on the first guide shaft 6052, the first buffer block 6054 can play a role in buffering when the second linear bearing 6051 moves downwards, and the first buffer block 6054 is made of high-strength rubber and can play a role in buffering the second linear bearing 6051 better.

The first lifting plate 6032 is further provided with a first induction component, and excessive extrusion of the upper end of the battery cell can be avoided through the first induction component, so that damage to the battery cell is avoided; the first sensing assembly includes a first sensing post 6061; a first induction upright post 6061 is fixed between two second linear bearings 6051 positioned on the front side and between two second linear bearings 6051 positioned on the rear side on the first lifting plate 6032, and the top of the first induction upright post 6061 penetrates through the first fixing plate 6031 and the first connecting plate 604 and extends to the upper part of the first connecting plate 604; the first mounting frame 6062 is fixed above the first sensing upright post 6061 located at one side of the first connecting plate 604, the first mounting frame 6062 is provided with the first proximity sensor 6063, the model of the first proximity sensor 6063 can be E2B-S08KS01-MC-B1, but not limited to, the first proximity sensor 6063 can sense the first sensing upright post 6061, and therefore damage to the upper end of the battery cell caused by the first L-shaped plate 6035 can be avoided.

The second buffer spring 6064 is sleeved below the first fixing plate 6031 on the first induction stand column 6061, and the second buffer spring 6064 can play a role in buffering the upper end of the battery cell in the extrusion process of the first L-shaped plate 6035, so that the damage to the upper end of the battery cell caused by the first L-shaped plate 6035 is better avoided.

With continued reference to fig. 9 to 12, in this embodiment, the core matching mechanism 7 includes a first frame 701, a first moving member 702 is disposed on an upper surface of the first frame 701 along a length direction of the first frame 701, second supporting blocks 703 are disposed at two ends of an upper surface of a first sliding table 7021 of the first moving member 702, a supporting plate 704 is disposed above the first sliding table 7021 of the first moving member 702, the supporting plate 704 is connected with the first sliding table 7021 of the first moving member 702 via the second supporting blocks 703, a distance changing member 705 is disposed on a lower surface of the supporting plate 704, a moving opening 706 is disposed on the supporting plate 704 along a length direction of the supporting plate 704, the distance changing member 705 is disposed below the moving opening 706, a placing plate with the same number as that of distance changing spiral grooves 7059 of the distance changing member 705 is disposed above the moving opening 706, a third placing plate 708 is disposed on a lower surface of the placing plate 707, and the third distance changing member 7059 is connected with the distance changing spiral groove 7059. The first frame 701 is used for installing the first moving part 702, raise the first moving part 702, make the first moving part 702 be located suitable working height, the second supporting shoe 703 is used for supporting the supporting plate 704, make the supporting plate 704 be located suitable working position face, the displacement piece 705 is used for carrying out the displacement to the electric core, make the interval between a plurality of electric cores can accord with the snatch interval of the packing tongs 14, the packing tongs 14 of being convenient for snatch individual electric core simultaneously, remove the movable region of opening 706 and be the electric core displacement, place the board 707 and be used for placing the electric core that needs to transport, the third connecting block 708 is used for connecting place board 707 and displacement spiral guide groove 7059, make first pivot 7052 rotate displacement spiral guide groove 7059 along with rotating, because the direction stroke of every displacement spiral guide groove 7059 is different, the third connecting block 708 in the displacement spiral guide groove 7059 can be horizontal movement when the displacement spiral guide groove 7059 rotates, a plurality of third connecting blocks 708 can move to both sides or draw close to the centre simultaneously, the electric core that moves is used for fixing the displacement of the electric core 7059 in the fixed process of displacement, the safety of the electric core that has improved in the fixed process of displacement of the displacement guide groove 7059.

The first moving member 702 includes a first sliding table 7021, a fixed bracket 7022, and a first sliding rail 7023, the first sliding table 7021 is disposed on an upper surface of the first frame 701 along a length direction of the first frame 701, and the second supporting block 703 is disposed on a moving stage of the first sliding table 7021; the upper surface of first frame 701 is provided with two fixed bolster 7022, two fixed bolster 7022 are located respectively the front and back both sides of first slip table 7021, the top of fixed bolster 7022 is provided with along the length direction of fixed bolster 7022 first slide rail 7023, first slide rail 7023 is located the below of bearing plate 704, the lower surface of bearing plate 704 be provided with first slider that first slide rail 7023 cooperatees. The first sliding table 7021 is used for driving the bearing plate 704 to move so as to realize the transportation of the battery cells, the fixed bracket 7022 is used for fixing the first sliding rail 7023, so that the first sliding rail 7023 can be matched with the height of the bearing plate 704, and the first sliding rail 7023 is used for assisting the movement of the bearing plate 704.

The distance changing piece 705 comprises a first support base 7051, a first rotating shaft 7052, a first fixed base 7053, a second fixed plate 7054, a second driving motor 7055, a coupler 7056, a speed reducer 7057 and a second sliding rail 7058, wherein one end of the lower surface of the support plate 704 is provided with the first support base 7051, the other end of the lower surface of the support plate 704 is provided with the first fixed base 7053, a plurality of pairs of distance changing spiral guide grooves 7059 are symmetrically formed in the outer wall of the first rotating shaft 7052 by taking the middle point as an axis, one end of the first rotating shaft 7052 is in rotary connection with the first fixed base 7051, the other end of the first rotating shaft 7052 is in rotary connection with the first fixed base 7053, the first rotating shaft 7052 is located above the first sliding table 7021 of the first moving piece 702, the first rotating shaft 7052 is located below the moving opening 706, and a plurality of pairs of distance changing spiral guide grooves 7059 are symmetrically formed in the outer wall of the first rotating shaft 7052 by taking the middle point as an axis; the lower surface of the bearing plate 704 is provided with a second fixing plate 7054, the second fixing plate 7054 is located on one side, away from the first supporting seat 7051, of the first fixing seat 7053, the lower surface of the second fixing plate 7054 is provided with a speed reducer 7057, the input end of the speed reducer 7057 is provided with a second driving motor 7055, the output end of the speed reducer 7057 is provided with a coupler 7056, and the coupler 7056 is connected with one end, close to the first fixing seat 7053, of the first rotating shaft 7052; the upper surface of the supporting plate 704 is provided with two second sliding rails 7058 along the moving opening 706, the two second sliding rails 7058 are respectively located at two sides of the moving opening 706, and the lower surface of the placing plate 707 is slidably connected with the second sliding rails 7058. The first support base 7051 and the first fixing base 7053 are used for fixing the first rotating shaft 7052 below the bearing plate 704, the second driving motor 7055, the speed reducer 7057 and the coupler 7056 are matched to drive the first rotating shaft 7052 to rotate, the second fixing plate 7054 is used for fixing the speed reducer 7057, the first rotating shaft 7052 is driven by the second driving motor 7055 to rotate, and accordingly the variable-pitch spiral guide groove 7059 is driven to rotate, the two symmetrical variable-pitch spiral guide grooves 7059 are symmetrically arranged by taking the middle point of the first rotating shaft 7052 as an axis, the guide strokes of the two symmetrical variable-pitch spiral guide grooves 7059 are identical, the third connecting blocks 708 in the variable-pitch spiral guide grooves 7059 are also axially moved by two sides by taking the middle point of the first rotating shaft 7052 as the axis, the two symmetrical third connecting blocks 708 are equally displaced distances, and the second sliding rail 7058 is used for assisting in moving the placement plate 707.

The variable-pitch spiral guide groove 7059 is an annular groove; the pitch-variable screw guide grooves 7059 at both ends are longer than the guide stroke of the pitch-variable screw guide groove 7059 in the middle. The variable pitch screw guide groove 7059 is a closed annular groove, the third connection block 708 returns to the initial position after the first rotation shaft 7052 rotates once, and the closer the variable pitch screw guide groove 7059 is to the two ends of the first rotation shaft 7052, the longer the guide stroke of the variable pitch screw guide groove 7059, the farther the third connection block 708 moves.

The battery cell mounting 709 includes battery cell frid 7091, clamping cylinder 7092, arm lock 7093, the upper surface of placing board 707 is provided with battery cell frid 7091, the clamping opening has been seted up to the board 707 edge side of keeping away from of battery cell frid 7091, the upper surface of placing board 707 is provided with clamping cylinder 7092, clamping cylinder 7092 is located and is close to clamping opening one side, clamping cylinder 7092's telescopic link orientation with clamping opening is relative, clamping cylinder 7092's telescopic link end is provided with arm lock 7093. The cell slot plate 7091 is used for limiting the cell on the placing plate 707, the clamping cylinder 7092 is used for driving the clamping arm 7093 to move, and the clamping arm 7093 is used for clamping the cell into the cell slot plate 7091 again, so that the cell is prevented from being displaced in the transferring process, and the cell is prevented from being damaged.

With continued reference to fig. 13 to 15, in this embodiment, the boxing gripper 14 includes a fifth supporting plate 1401, a connecting flange 1402 is fixed in the middle of the upper surface of the fifth supporting plate 1401, and the robot can connect the gripper through the connecting flange 1402, so as to facilitate the subsequent control of the gripper; a first visual positioning component 1403 is arranged at the left side of the fifth supporting plate 1401, and the first visual positioning component 1403 can enable the battery cells to be more accurate in grabbing or placing; a first grabbing component 1404 is arranged below the fifth supporting plate 1401, and the first grabbing component 1404 can grab and place the battery cell, so that the battery cell can be conveniently placed into the box body later; the fifth support plate 1401 is further provided with an overvoltage component 1405, and the overvoltage component 1405 can avoid excessive extrusion of the upper end of the battery cell, thereby avoiding damage to the battery cell.

The first grabbing component 1404 includes a second lifting plate 14041, the lower part of the fifth supporting plate 1401 is connected with the second lifting plate 14041 through a pressing component 1405, a plurality of second fixing blocks 14042 are transversely fixed on the lower surface of the second lifting plate 14041 and used for fixing a second clamping jaw air cylinder 14043, a second clamping jaw air cylinder 14043 is fixed on the bottom of the second fixing block 14042, and the model of the second clamping jaw air cylinder 14043 can be HGPT-35-A-B-F, but not limited to this, the second clamping jaw air cylinder 14043 can drive the second L-shaped plate 14044 to move forwards and backwards, so that the battery cells can be grabbed and placed; the two clamping jaws of the second clamping jaw air cylinder 14043 are both fixed with a second L-shaped plate 14044, the battery cells can be grabbed and placed through the second L-shaped plate 14044, the inner side surface of the vertical plate of the second L-shaped plate 14044 is fixed with a second clamping block 14045, and the battery cells can be better grabbed and placed through the second clamping block 14045.

The overpressure assembly 1405 includes a third linear bearing 14051, four corners of the upper surface of the second lifting plate 14041 are respectively embedded with the third linear bearing 14051, the third linear bearing 14051 is embedded with a second guide shaft 14052, and the third linear bearing 14051 is matched with the second guide shaft 14052 to play a role in limiting and guiding when the second lifting plate 14041 moves up and down; the upper ends of the second guide shafts 14052 are connected with the fifth supporting plate 1401, and the lower ends of the front two second guide shafts 14052 and the lower ends of the rear two second guide shafts 14052 are respectively fixed with a first fixing rod 14053, so that the first fixing rod 14053 can prevent the third linear bearing 14051 from being separated from the second guide shaft 14052 when moving up and down; a buffer cushion 14054 is sleeved on the second guide shaft 14052 between the third linear bearing 14051 and the first fixing rod 14053, and the buffer cushion 14054 can play a role in buffering when the third linear bearing 14051 moves downwards;

the second induction columns 14056 are arranged around the lower portion of the fifth supporting plate 1401, the lower ends of the second induction columns 14056 are fixed on the second lifting plate 14041, the upper ends of the second induction columns 14056 penetrate through the fifth supporting plate 1401 and extend to the upper portion of the fifth supporting plate 1401, the third buffer springs 14055 are sleeved on the second induction columns 14056 below the fifth supporting plate 1401, and the third buffer springs 14055 can play a role in buffering in the process of extruding the upper ends of the electric cores by the second L-shaped plates 14044, so that the damage to the upper ends of the electric cores caused by the second L-shaped plates 14044 is better avoided; an over-voltage sensor 14057 is installed between the two second sensing columns 14056 on the right side of the fifth supporting plate 1401, and the over-voltage sensor 14057 may be E2B-S08KS01-MC-B1, but is not limited thereto, and the second sensing columns 14056 may be sensed by the over-voltage sensor 14057, so that damage to the upper end of the battery cell caused by the second L-shaped plate 14044 may be avoided.

The first visual positioning component 1403 includes a first mounting plate 14031, the first mounting plate 14031 is fixed on the left side of the fifth supporting plate 1401, a plurality of first rangefinders 14032 are installed on the first mounting plate 14031, the model of the first rangefinder 14032 may be IL-300, but not limited thereto, the distance between the gripper and the battery cell or the box body can be measured by the first rangefinder 14032, and errors caused by grabbing the battery cell or placing the battery cell can be reduced; the first mounting plate 14031 is further provided with a plurality of first vision cameras 14033, the model of the first vision cameras 14033 can be MV-CU050-60GM, but the type of the first vision cameras 14033 is not limited to the MV-CU050-60GM, and the battery cells and the box body can be photographed through the first vision cameras 14033, so that errors can be made up, and grabbing and placing are more accurate.

The four corners of the upper surface of the first mounting plate 14031 are respectively fixed with a first bracket 14034, the bottoms of the two first brackets 14034 on the front side and the bottoms of the two first brackets 14034 on the rear side are respectively fixed with a strip-shaped light source 14035, and the strip-shaped light source 14035 can be of a type, but is not limited to this, and illumination can be provided through the strip-shaped light source 14035, so that the brightness required when the first vision camera 14033 photographs can be satisfied.

A second proximity sensor 1406 is mounted on the vertical plate of the second L-shaped plate 14044 on one side, and the type of the second proximity sensor 1406 may be E2E-S0512-CJ-B2, but is not limited thereto, and whether or not a battery cell is present between the second L-shaped plates 14044 can be determined by the second proximity sensor 1406.

The second buffer block 1407 is fixed on the bottom surface of the transverse plate of the second L-shaped plate 14044, so that the second L-shaped plate 14044 can be better prevented from damaging the upper end of the battery cell through the second buffer block 1407, and the buffer cushion 14054, the second clamping block 14045 and the second buffer block 1407 are made of high-strength adhesive, so that the battery cell can be prevented from being damaged when being grabbed and placed.

With continued reference to fig. 16 and 17, in this embodiment, the unpacking gripper 11 includes a second mounting plate 1102, and a flange shaft 1103 is fixed in the middle of the upper surface of the second mounting plate 1102 and is used for connecting with a manipulator, so that the manipulator can control the gripper to grasp the box cover; the lower surface of the second mounting plate 1102 is provided with a second grabbing component 1104, and the second grabbing component 1104 can grab the box cover, so that the battery cell can be conveniently mounted in the box body later; the second grabbing component 1104 is further provided with a vacuum chuck 1105, and the vacuum chuck 1105 can be used for taking out the packing material 91 in the box cover after the box cover leaves the box body; the second grabbing component 1104 is driven by a driving component, and the driving component can drive the second grabbing component 1104 to grab the box cover; the second mounting plate 1102 is further provided with a second visual positioning component 1107, and the second visual positioning component 1107 can be more accurate in grabbing the case cover.

The driving assembly comprises telescopic cylinders 11061, two telescopic cylinders 11061 are fixed in the middle of the lower surface of the second mounting plate 1102, and the L-shaped bracket 11064 can be driven to move left and right through the telescopic cylinders 11061, so that the towing hooks 11043 can be driven to move left and right, and the subsequent opening of a box cover is facilitated; the end of the push rod of the telescopic cylinder 11061 is connected with a third fixing plate 11063 through a second connecting plate 11062, an L-shaped bracket 11064 is fixed at the bottom of the third fixing plate 11063, a first guide rod cylinder 11065 is fixed at one side surface of the L-shaped bracket 11064, which is close to the flange shaft 1103, the model of the first guide rod cylinder 11065 can be MGPM40-30, but not limited to the model, the first guide rod cylinder 11065 can drive a second compaction block 11041 to move up and down, so that a box cover can be compacted, and the box cover can be conveniently and better opened later.

The second grabbing assembly 1104 comprises a second compression block 11041, the second compression block 11041 is fixed at the bottom of the push plate of the first guide rod cylinder 11065, and the box cover can be compressed through the second compression block 11041; a third buffer block 11042 is fixed at the bottom of the second compression block 11041, and the third buffer block 11042 can play a role in buffering when the second compression block 11041 compresses the box cover, and the third buffer block 11042 is made of high-strength rubber, so that the box cover can be better buffered; the upper surface of the box cover is provided with a bracket 1108, a side surface, close to the flange shaft 1103, of the lower end of the L-shaped bracket 11064 is fixed with a towing hook 11043 matched with the bracket 1108, and the box cover can be initially positioned by matching the towing hook 11043 with the bracket 1108.

When the box cover is used, the telescopic air cylinder 11061 is started to drive the third fixing plate 11063 to move towards the bracket 1108, so that the L-shaped bracket 11064 is driven to move towards the bracket 1108, the towing hook 11043 is driven to move towards the bracket 1108, and after the towing hook 11043 stretches into the inner side of the bracket 1108, the first guide rod air cylinder 11065 is started to drive the second pressing block 11041 to move downwards, so that the third buffer block 11042 is driven to move downwards to press the box cover.

A second guide rod air cylinder 1109 is fixed on one side surface of the L-shaped bracket 11064 far away from the flange shaft 1103, the type of the second guide rod air cylinder 1109 can be MGPM40-30, but not limited to the second guide rod air cylinder 1109 can drive the vacuum chuck 1105 to move downwards, so that the package 91 can be conveniently taken out from the box body later; a sixth support plate 11010 is fixed at the bottom of the push plate of the second guide rod cylinder 1109, and the front end and the rear end of the upper surface of the sixth support plate 11010 are provided with the vacuum sucking discs 1105; the second mounting plate 1102 is provided with a vacuum generator 11011 for providing negative pressure to the vacuum chuck 1105, the model of the vacuum generator 11011 can be ZL112A-K15LZ, but not limited to the model, the vacuum generator 11011 can provide negative pressure to the vacuum chuck 1105, so that the subsequent removal of the packaging material 91 is facilitated; the vacuum generator 11011 is connected to a vacuum chuck 1105 via a connecting tube (not shown).

Two linear guide rails 11012 are mounted above the two third fixing plates 11063 on the lower surface of the second mounting plate 1102, and the linear guide rails 11012 can play a role in limiting and guiding when the telescopic cylinder 11061 drives the third fixing plates 11063 to move left and right, and sliding blocks of the two corresponding linear guide rails 11012 are connected with the third fixing plates 11063.

The second visual positioning component 1107 includes a second mounting frame 11071, a plurality of second mounting frames 11071 are fixed on the bottom surface of the second mounting plate 1102, a second range finder 11072 is installed on the second mounting frame 11071, the model of the second range finder 11072 can be IL-300, but not limited to this, the distance between the gripper and the case cover can be measured through the second range finder 11072, and errors generated when the case cover is grabbed are reduced; the bottom surface of second mounting panel 1102 still is fixed with two third mounting brackets 11073, install second vision camera 11074 on the third mounting bracket 11073, the model of second vision camera 11074 can be MV-CU050-60GM, but not limited to this, can take a picture the case lid through second vision camera 11074, can compensate the error, makes the snatch more accurate.

With continued reference to fig. 18 and 19, in this embodiment, two guiding inclined blocks 1001 are provided at four corners of the upper surface of the tray 10, and the guiding inclined blocks 1001 can perform a limiting guiding function on the iron box 9, so that the iron box 9 can be better placed on the tray 10;

The first buffer table 12 includes an aluminum section frame 1201, a storage board 1202 is provided on the aluminum section frame 1201 for placing a box cover, and a guide bar 1203 is provided on the aluminum section frame 1201, which can perform a limit guiding function on the box cover, so that the box cover can be placed on the first buffer table 12 better; the first cache table 12 and the second cache table 13 have the same structure.

The foregoing description of the preferred embodiments of the present invention should not be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. A power battery turn-up production line and process are characterized in that: the process flow comprises the following steps:

Step S9: repeating the step S8 until the iron box is full of the battery core;

2. The power battery turn-up production line and process according to claim 1, wherein: the production line comprises an automatic unpacking area, a manual visual inspection area and an automatic boxing area;

3. The power battery turn-up production line and process according to claim 2, wherein: the disposable packaging material comprises a wood pallet, wherein an EPP foam lower plate is arranged on the upper surface of the wood pallet, a plurality of EPP foam middle plates are arranged on the upper surface of the EPP foam lower plate, and an EPP foam upper plate is arranged on the upper surface of the EPP foam middle plate at the upper end; and the EPP foam lower plate and the EPP foam middle plate are respectively provided with a cell.

4. The power battery turn-up production line and process according to claim 2, wherein: the multi-cell variable-pitch unpacking gripper comprises a first flange plate which is arranged at the tail end of a mechanical arm, wherein a first U-shaped plate is arranged at the lower end of the first flange plate, a first supporting plate is arranged at the lower end of a vertical plate of the first U-shaped plate, first supporting blocks are arranged at the left end and the right end of the upper end face of the first supporting plate, and a first roller shaft is erected between the two first supporting blocks;

5. The power battery turn-up production line and process according to claim 2, wherein: the electric core electrical property testing mechanism comprises a welding frame, wherein first linear sliding tables are fixed on two supporting rods at the top of the welding frame, a second linear sliding table is fixed on the upper end sliding tables of the two first linear sliding tables, a third linear sliding table is fixed on the front side sliding table of the second linear sliding table, and an electric core electrical property testing assembly is fixed on the front side sliding table of the third linear sliding table.

6. The power battery turn-up production line and process according to claim 2, wherein: the battery cell transplanting mechanism comprises a first supporting frame, a first adjusting component is arranged at the upper end of the front side surface of the first supporting frame, and the front side surface of the first adjusting component is connected with a first clamping jaw component through a first connecting plate;

7. The power battery turn-up production line and process according to claim 2, wherein: the battery cell pairing mechanism comprises a first rack, wherein a first moving part is arranged on the upper surface of the first rack along the length direction of the first rack, second supporting blocks are arranged at two ends of the upper surface of a first sliding table of the first moving part, a supporting plate is arranged above the first sliding table of the first moving part, the supporting plate is connected with the first sliding table of the first moving part through the second supporting blocks, a distance changing part is arranged on the lower surface of the supporting plate, a moving opening is formed in the supporting plate along the length direction of the supporting plate, the distance changing part is positioned below the moving opening, placing plates with the same number as that of the distance changing spiral guide grooves of the distance changing part are arranged above the moving opening along the length direction of the moving opening, a third connecting block is arranged on the lower surface of the placing plate and is in sliding connection with the distance changing spiral guide grooves of the distance changing part, and a battery cell fixing part is arranged on the upper surface of the placing plate;

8. The power battery turn-up production line and process according to claim 2, wherein: the boxing tongs comprise a fifth supporting plate, a connecting flange is fixed in the middle of the upper surface of the fifth supporting plate, a first visual positioning assembly is arranged on the left side of the fifth supporting plate, a first grabbing assembly is arranged below the fifth supporting plate, and an overpressure assembly is further arranged on the fifth supporting plate;

9. The power battery turn-up production line and process according to claim 2, wherein: the unpacking gripper comprises a second mounting plate, a flange shaft is fixed in the middle of the upper surface of the second mounting plate, a second grabbing component is arranged on the lower surface of the second mounting plate, and a vacuum chuck is further arranged on the second grabbing component; the second grabbing component is driven by a driving component, and a second visual positioning component is further arranged on the second mounting plate;

the third buffer block is made of high-strength glue;

10. The power battery turn-up production line and process according to claim 1, wherein: two guide inclined blocks are arranged at four corners of the upper surface of the tray;