Lithium battery polymer cell aluminum plastic film forming machine
The technical field is as follows:
the invention belongs to the technical field of automatic mechanical equipment, and particularly relates to aluminum plastic film forming mechanical equipment for a lithium battery cell.
Technical background:
with the advancement of science and technology, the production machinery of polymer battery cells is also changing day by day, and the demand is more and more. At present, in the aspect of the aluminum plastic film forming process of the polymer surface layer, a die stamping machine is mostly used for stamping the aluminum plastic film forming of the polymer surface layer by a manual operation or semi-automatic device. No matter manual operation or semi-automatic equipment operation, processes such as contact of a stamping die, material supply, stamping and the like are required; the existing method has great potential safety hazard, and the single chip is low in putting in and taking out efficiency and low in qualification rate, so that the energy loss is high, the safety risk is high, and the productivity and quality of a polymer battery cell manufacturer and the safety of staff can be influenced.
In view of the above, some have made die stamping machines adopting servo motor feeding mode, solved the circumstances of personnel's operation safety, but efficiency is still lower, and the machine fault rate itself is high, and the product percent of pass is low.
The invention content is as follows:
the invention aims to design a lithium battery polymer electric core aluminum plastic film forming machine which is simple in structure, convenient to use, high in automation degree and high in yield aiming at the defects of the prior art.
The invention aims to solve the problems by the following technical scheme, and the lithium battery polymer cell aluminum plastic film forming machine is characterized by comprising a forming machine shell 1 and a workbench 2 arranged in the shell, wherein the workbench 2 is provided with a feeding mechanism 3, a die closing mechanism 4 and a punching mechanism 5, and the forming machine comprises:
a feeding mechanism 3: the automatic feeding device comprises a material rack mechanism 30 and a horizontal feeding device 31, wherein the material rack mechanism 30 consists of a material rack 300 arranged on a workbench 2, and a material placing roller 301, a material guiding roller 302, a tension guide rail 303 and a tension roller 304 which are arranged on the material rack 300; the horizontal feeding device 31 comprises a horizontal feeding guide rail 310, a conveying power device 311, a horizontal guide roller 324 arranged on the horizontal feeding guide rail 310 and a horizontal feeding trolley 32 powered by the conveying power device 311; the horizontal feeding cart 32 comprises a conveying shaft sleeve 320, a feeding cart bottom frame 321 connected with the conveying shaft sleeve 320, a pressing plate 322 arranged on the feeding cart bottom frame 321, and a pressing power device 323 capable of enabling the pressing plate to move up and down;
the mold clamping mechanism 4: the die assembly device comprises a die assembly bottom fixing plate 40 arranged on a work 2, fixed shaft sleeves 45 arranged on the periphery of the die assembly bottom fixing plate 40, die assembly shafts 41 penetrating through the fixed shaft sleeves 45, a bottom end power plate 42 for fixing the bottom ends of the die assembly shafts 41, a die assembly power device 43 for providing up-and-down motion power for the bottom end power plate 42, a bottom die placing plate 46 connected with the fixed shaft sleeves 45 and a top die fixing plate 47 connected with the top ends of the die assembly shafts 41, wherein a bottom die mounting hole 44 is formed in the middle of the bottom die placing plate 46, and a top die screw 470 for fixing a top die is arranged on the top die fixing plate 47;
and a stamping mechanism 5: the punching mechanism comprises a punching power device 52 arranged on a die closing bottom fixing plate 40 on a work 2, a punching mechanism guide shaft 51 and a punching bottom plate 50 moving along the guide shaft 51 under the action of the punching power device 52.
In the lithium battery polymer cell aluminum plastic film forming machine, a cutter connecting seat 460 is arranged on the side edge of the bottom die placing plate 46, a shearing mechanism 6 is arranged on the cutter connecting seat 460, and the shearing mechanism 6 comprises a shearing frame 60 and a shearing knife 61; the shearing frame 60 comprises a frame body 600 and cutter sliding grooves 601 arranged at two ends of the frame body 600, a connecting cavity 606 matched with the connecting seat 460 is arranged in the middle of the shearing frame 60, a connecting pin shaft hole 607 is arranged in the connecting cavity, and the connecting cavity and the connecting pin shaft hole are connected through a pin shaft; an adjusting plate 604 is arranged at the bottom of the cutter chute 601 through an adjusting screw 602, and a return spring 603 is arranged on the adjusting plate 604; a shearing knife 61 is arranged in the cutting knife chute 601 at the top of the return spring 603, and the top of the shearing knife 61 is abutted against the bottom edge of the top die fixing plate 47; on both sides of the cutting frame 60, cutting angle adjusting screws 605 are provided.
In the lithium battery polymer cell aluminum plastic film forming machine, the die assembly power device 43, the punching power device 52, the conveying power device 311 and the pressing power device 323 are hydraulic pump devices or electric devices.
Compared with the prior art, the invention has the advantages of simple structure, convenient use, high automation degree and high yield.
Description of the drawings:
FIG. 1 is a perspective overall profile view of the present invention;
FIG. 2 is a partial perspective view of the present invention;
FIG. 3 is a partial perspective view of the belt shearing mechanism of the present invention;
FIG. 4 is a perspective overall profile view of the shearing mechanism of the present invention;
FIG. 5 is a perspective overall profile view of another aspect of the shearing mechanism of the present invention;
FIG. 6 is a perspective overall view illustrating the operation of the present invention;
fig. 7 is a schematic block diagram of the circuit principle of the present invention.
The specific embodiment is as follows:
as shown in fig. 1, fig. 2, fig. 3, fig. 6 and fig. 7, a lithium battery polymer cell aluminum plastic film forming machine comprises a forming machine shell 1 and a workbench 2 arranged in the shell; the forming machine shell 1 is provided with a control window 10, an observation window 11 and a discharge port 12. Be equipped with feeding mechanism 3, locking mechanism 4 and punching press mechanism 5 on the workstation 2, wherein:
a feeding mechanism 3: the material rack mechanism 30 consists of a material rack 300 arranged on a workbench 2, and a material placing roller 301, a material guiding roller 302, a tension guide rail 303 and a tension roller 304 which are arranged on the material rack 300; the horizontal feeding device 31 comprises a horizontal feeding guide rail 310, a conveying power device 311, a horizontal guide roller 324 arranged on the horizontal feeding guide rail 310 and a horizontal feeding trolley 32 powered by the conveying power device 311; the horizontal feeding vehicle 32 comprises a conveying shaft sleeve 320, a feeding vehicle underframe 321 connected with the conveying shaft sleeve 320, a pressure plate 322 arranged on the feeding vehicle underframe 321 and a pressure power device 323 capable of enabling the pressure plate to move up and down;
the mold clamping mechanism 4: the mold closing device comprises a mold closing bottom fixing plate 40 arranged on a work 2, fixing shaft sleeves 45 arranged on the periphery of the mold closing bottom fixing plate 40, mold closing shafts 41 penetrating through the fixing shaft sleeves 45, a bottom end power plate 42 for fixing the bottom ends of the mold closing shafts 41, a mold closing power device 43 for providing up-and-down motion power for the bottom end power plate 42, a bottom mold placing plate 46 connected with the fixing shaft sleeves 45 and a top mold fixing plate 47 connected with the top ends of the mold closing shafts 41, wherein a bottom mold mounting hole 44 is formed in the middle of the bottom mold placing plate 46, and top mold screws 470 for fixing a top mold are arranged on the top mold fixing plate 47;
and a stamping mechanism 5: the punching mechanism comprises a punching power device 52 arranged on a die closing bottom fixing plate 40 on a work 2, a punching mechanism guide shaft 51 and a punching bottom plate 50 moving along the guide shaft 51 under the action of the punching power device 52.
The working process of the forming machine comprises the following steps:
1. feeding: the coil stock 7 is arranged on a material placing roller 301 of the feeding mechanism 3, passes through the top of a material guiding roller 302 and then passes through the bottom of a tension roller 304 arranged on a tension guide rail 303, and under the self weight of the tension roller 304 or the tension of a controller, the tension roller 304 can be adjusted up and down along the tension guide rail 303 to keep the set tension of the coil stock 7. The coil stock 7 is led out from the bottom of the tension roller 304, and is led into the space between the feeding carriage chassis 321 and the pressure plate 322 of the horizontal feeding carriage 32 powered by the conveying power device 311 through the horizontal guide roller 324 arranged on the horizontal feeding guide rail 310, the coil stock 7 is pressed by the pressure power device 323, and the horizontal feeding carriage 32 feeds the coil stock 7 into the space between the upper die 80 and the lower die 81 of the die 8 under the action of the conveying power device 311.
2. Die assembly: the coil stock 7 enters an upper die 80 fixed by a top die fixing plate 47 and a bottom die mounting hole 44 passing through a bottom die resting plate 46, and is placed between lower dies 81 on the punch bottom plate 50; the top mold fixing plate 47 moves downward in conjunction with the mold clamping shaft 41 and the bottom end power plate 42 by the mold clamping power unit 43, and the upper mold 80 and the lower mold 81 are brought into contact with each other.
3. Stamping: after the upper die 80 and the lower die 81 are closed, the stamping mechanism 5 starts to work, and under the action of the stamping power device 52, the stamping bottom plate 50 moves upwards along the guide shaft 51 to drive the lower die 81 arranged on the stamping bottom plate 50 to complete the stamping process.
In another embodiment, the lithium battery polymer cell aluminum plastic film forming machine of the invention is provided with a shearing mechanism 6. A cutting knife connecting seat 460 is arranged on the side edge of the bottom die placing plate 46, a shearing mechanism 6 is arranged on the cutting knife connecting seat 460 through a pin shaft, and the shearing mechanism 6 comprises a shearing frame 60 and a shearing knife 61; the shearing frame 60 comprises a frame body 600 and cutter sliding grooves 601 arranged at two ends of the frame body 600, a connecting cavity 606 matched with the connecting seat 460 is arranged in the middle of the shearing frame 60, a connecting pin shaft hole 607 is arranged in the connecting cavity, and the connecting cavity and the connecting pin shaft hole are connected through a pin shaft; an adjusting plate 604 is arranged at the bottom of the cutter chute 601 through an adjusting screw 602, and a return spring 603 is arranged on the adjusting plate 604; a shearing knife 61 is arranged in the cutting knife chute 601 at the top of the return spring 603, and the top of the shearing knife 61 is abutted against the bottom edge of the top die fixing plate 47; on both sides of the shear frame 60, shear angle adjusting screws 605 are provided.
As shown in fig. 3, 4 and 5, the working process of the shearing mechanism 6 is as follows: firstly, adjusting a shearing angle adjusting screw 605 according to the requirement of a product, and determining a shearing angle; adjusting the adjusting screw 602 to make the return spring 603 reach the required resilience. The coil stock 7 after the punching process enters the cut formed by the shearing frame 60 and the shearing blade 611 under the action of the feeding mechanism 3, and the top die fixing plate 47 drives the shearing blade 61 contacting with the edge of the coil stock to move downwards under the action of the die closing power device 43, so that the finished product after punching is cut.
As shown in fig. 7, the control circuit of the present invention controls the conveyance power unit 311, the pressure power unit 323, the mold clamping power unit 43, and the press power unit 53 to be interlocked, and the power supply unit supplies electric power thereto.