CN114122310A

CN114122310A - Pole piece tabletting equipment for lithium battery production

Info

Publication number: CN114122310A
Application number: CN202111409971.8A
Authority: CN
Inventors: 李天辉; 晁中立
Original assignee: Suining Tianlai New Energy Technology Co ltd
Current assignee: Suining Tianlai New Energy Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-01

Abstract

The invention discloses pole piece tabletting equipment for lithium battery production, which comprises a bottom box, wherein a first motor is arranged in the bottom box, a rotor shaft of the first motor penetrates out of the bottom box and is connected with a transferring disc, transferring grooves are uniformly and annularly arranged on the transferring disc, lithium battery pole pieces are arranged in the transferring grooves, a supporting plate is arranged on the side of the bottom box, a supporting rod is connected to the bottom of the supporting plate, and a second motor is arranged on the supporting plate. The hot plate heats the compression roller, under the effect of compression force and reprint dish under the compression leg, just finished product pole piece is scattered one by one to the reprint inslot, the rotatory in-process of reprint dish, the rotatory suppression of compression roller is on just finished product pole piece in the reprint inslot, just each region of finished product pole piece is pressed into qualified thickness by the compression roller, when the downside to the band feeding wheel, because the band feeding wheel is in the same direction as changeing, the felt ring can the pole piece produce frictional resistance, can take just finished product pole piece to the guide piece from left reprint groove and discharge under one side, the single is reinforced many, need not to operate the preforming in addition, operation security is high.

Description

Pole piece tabletting equipment for lithium battery production

Technical Field

The invention belongs to the technical field of lithium battery production, and particularly relates to pole piece tabletting equipment for lithium battery production.

Background

The lithium battery pole piece is formed by bonding a plurality of metal foils one by adopting conductive mixed slurry, the lithium battery pole pieces with different electric conductivities are required to be manufactured by adopting different metal foils, in the manufacturing process, the metal foils are required to be cut into square blocks to be coated with the conductive mixed slurry, then the metal foils are bonded with each other, the manufactured primary pole piece finished product can not be directly used, the primary pole piece finished product is required to be heated and compacted to ensure that the metal foils can be stably bonded together and have good electric conductivity, so that the sheet pressing operation is required to be carried out by adopting pole piece pressing equipment, the conventional pressing equipment comprises a hydraulic press and a heating die, the primary pole piece finished product is placed into the heating die, an ejector rod of the hydraulic press is operated to move downwards, a pressing plate arranged at the bottom of the ejector rod presses down the primary pole piece in the heating die, and the metal foils are bonded with each other more tightly under the action of the lower heating and the lower pressure of the foils, the conductive mixed slurry can effectively paste metal foil, and has the following defects: during operation, a worker is required to control the hydraulic press to lift, only one pressing sheet can be placed into the heating die at a time, the processing efficiency is not high, and the operation safety is not high.

Disclosure of Invention

The invention aims to provide pole piece tabletting equipment for lithium battery production, which is used for solving the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a pole piece tabletting device for lithium battery production comprises a bottom box, wherein a first motor is arranged in the bottom box, a rotor shaft of the first motor penetrates out of the bottom box and is connected with a transfer disc, transfer grooves are uniformly formed in the transfer disc in the circumferential direction, lithium battery pole pieces are arranged in the transfer grooves, a supporting plate is arranged on the lateral side of the bottom box, a supporting rod is connected to the bottom of the supporting plate, a second motor is arranged on the supporting plate, the end part of the rotor shaft of the second motor is connected with one end central position of a first conical gear, the other end central position of the first conical gear is connected with a connecting shaft, one end of the connecting shaft is connected with a compression roller, the compression roller is heated through a heating device, a supporting column is connected to the supporting plate, a mounting plate is arranged at the top of the supporting column, a first rotating shaft is rotatably arranged on one side of the mounting plate, one end of the first rotating shaft is connected with a second conical gear and the second conical gear is meshed with the first conical gear, the opposite side of mounting panel is rotated and is provided with the second and revolves the axle, the one end that the second revolved the axle is connected with the area and send the wheel, the other end that first revolved axle and second revolve the axle is connected with the belt pulley, be provided with the belt on the belt pulley, the avris of under casing is provided with the outsourcing frame, be provided with the lower port that adds material frame and reinforced frame on the outsourcing frame and correspond one of them reprinting groove.

Preferably, the bottom of the transshipment disc is connected with a support ring, an annular groove is arranged on the bottom box, and the support ring is inserted into the annular groove.

Preferably, a speed regulator is arranged in front of the bottom box, a power input end of the speed regulator is connected with an external power supply through a cable, and a power output end of the speed regulator is connected with a power input end of the first motor through a cable.

Preferably, heating device establishes the hot plate at compression roller upside position including the cover, one side of hot plate is connected with the one end of supporting the thick stick and connects on the mounting panel, be provided with the thermoregulator on the mounting panel, the power output end at the thermoregulator is connected to the power cord of hot plate, the peripheral hardware power is connected through the cable to the power input end of thermoregulator.

Preferably, the belt conveying wheel is externally sleeved with a felt ring.

Preferably, one side of the bottom box is provided with a material guide plate, the bottom of the material guide plate is connected with a support rod, and one end of the support rod is connected to the bottom box.

Preferably, the both sides of feeding frame all are equipped with and wear the mouth, it has the sideboard and is connected with the compression leg between the sideboard all to cross to insert in the mouth, and the junction of outsourcing frame and under casing is provided with the reinforcing plate.

Compared with the prior art, the invention has the beneficial effects that:

in the invention, a power supply of a first motor, a second motor and a heating plate is switched on, the first motor drives a transfer disc to rotate clockwise, the second motor drives a press roller to rotate clockwise, a first rotating shaft rotates clockwise under the meshing action of a first bevel gear and a second bevel gear, a second rotating shaft rotates clockwise under the action of a belt pulley and a belt, a belt conveying wheel rotates clockwise, the heating plate heats a press roller, under the action of pressure under a pressure column and the action of the transfer disc, the primary product pole pieces are scattered into a transfer groove one by one, if no primary product pole piece exists in a feeding frame, the primary product pole piece can be fed into the feeding frame again, the press roller rotates and presses the primary product pole piece in the transfer groove in the rotating process of the transfer disc, when the transfer groove leaves the press roller, each area of the primary product pole piece is pressed into qualified thickness by the press roller, when the belt conveying wheel rotates clockwise, a felt ring can generate friction resistance on the pole piece, can take on the guide piece and discharge under one side with the primary product pole piece from left reprinting groove, the single is reinforced many, need not to operate the preforming in addition, and the operational safety is high.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view in partial cutaway of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

fig. 4 is a schematic top view of fig. 1.

In the figure: 1 bottom box, 2 first motor, 3 transfer disc, 4 support ring, 5 ring groove, 6 transfer groove, 7 speed regulator, 8 support plate, 9 support rod, 10 second motor, 11 first bevel gear, 12 connecting shaft, 13 press roller, 14 support column, 15 mounting plate, 16 first rotary shaft, 17 second bevel gear, 18 second rotary shaft, 19 belt feeding wheel, 20 felt ring, 21 belt pulley, 22 belt, 23 guide plate, 24 support rod, 25 outer wrapping frame, 26 feeding frame, 27 side plate, 28 press column, 29 reinforcing plate, 101 support bar, 102 heating plate, 103 thermoregulator.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

FIG. 1, FIG. 2, FIG. 3 and FIG. 4, a lithium battery production pole piece tabletting device, which comprises a bottom case 1, wherein a first motor 2 is fixed on the middle side of the upper end in the bottom case 1 by screws, the model of the first motor 2 is CH, a rotor shaft of the first motor 2 penetrates through a shaft hole arranged at the central position of the upper end of the bottom case 1 and is connected with the central position of the lower end of a transshipment disc 3 by a flange, a support ring 4 is welded at the bottom of the transshipment disc 3, the support ring 4 is a circular ring, a ring groove 5 is arranged on the bottom case 1, the ring groove 5 is a circular ring-shaped groove, the support ring 4 is slidably inserted into the ring groove 5, the inner wall of the ring groove 5 is coated with viscous lubricating oil, the transshipment disc 3 can be effectively supported when the transshipment disc 3 rotates by the cooperation of the support ring 4 and the

ring groove

5, 12 transshipment grooves 6 are uniformly arranged on the transshipment disc 3 in the ring direction, the depth of the transshipment grooves 6 is set, and the requirement that when an initial finished product is pressed at a height level with the upper surface of the transshipment groove 6 is met, namely, the pressing sheet is qualified, lithium battery pole pieces can be slidably placed in the transfer groove 6, the front face of the bottom box 1 is fixed with the speed regulator 7 through screws, the model of the speed regulator 7 is US-52, the power input end of the speed regulator 7 is connected with an external power supply through a cable, the power output end of the speed regulator 7 is connected with the power input end of the first motor 2 through a cable, the rotating speed of the first motor 2 can be controlled by adjusting the speed regulator 7, the side of the bottom box 1 is welded with the supporting plate 8, the supporting plate 8 is a right-angle plate, the bottom of the supporting plate 8 is welded with the supporting rod 9, the right side of the supporting plate 8 is fixed with the second motor 10 through screws, the model of the second motor 10 is XWY4-2.2KW, the end part of the rotor shaft of the second motor 10 is welded with the center position of the right end of the first conical gear 11, the center position of the left end of the first conical gear 11 is welded with the connecting shaft 12, the center position of the right end of the left end of the connecting shaft 12 is welded with the center position of the pressing roller 13, the compression roller 13 is effective suppression to the primary product pole piece in rotatory in-process on the reprinting dish 3, compression roller 13 heats through heating device, heating device includes that the slip cover establishes the hot plate 102 in compression roller 13 upside position, hot plate 102 main part is the arc, hot plate 102 is customization nature, the rear end welded connection that the rear side of hot plate 102 has support bar 101 and support bar 101 is in front of mounting panel 15, the upper end right side screw fixation of mounting panel 15 has thermostat 103, the power output end at thermostat 103 is connected to the power cord of hot plate 102, the power input end of thermostat 103 passes through the cable and connects the peripheral hardware power, the model of thermostat 103 is HKDN, adjust the temperature of hot plate 102 through thermostat 103, adjust the highest heating temperature of hot plate 102, heat compression roller 13 through hot plate 102, make compression roller 13 can be with heat conduction to the primary product pole piece.

Referring to fig. 1, 2, 3 and 4, a support column 14 is welded on a support plate 8, a mounting plate 15 is welded on the top of the support column 14, an interference fit bearing is arranged in a rotary groove on the right side of the mounting plate 15, the inner wall of the inner ring of the bearing is inserted into a first rotary shaft 16 in an interference fit manner, the front end of the first rotary shaft 16 is welded with the center position of the rear end of a second bevel gear 17, the second bevel gear 17 is meshed with the first bevel gear 11, an interference fit bearing is arranged in a rotary groove on the left side of the mounting plate 15, the inner wall of the inner ring of the bearing is inserted into a second rotary shaft 18 in an interference fit manner, a belt feeding wheel 19 is welded on the front end of the second rotary shaft 18, the outer edge of the belt feeding wheel 19 is bonded with a felt ring 20 by resin adhesive, the felt ring 20 is made of wool, when the belt feeding wheel 19 rotates clockwise, the felt ring 20 can generate frictional resistance to a pole piece, the primary pole piece can be brought to a guide piece 23 from the rotary groove 6 on the left side, the rotating speed of a second motor 10, the pole piece feeding device has the advantages that the primary finished pole pieces can be brought onto the guide piece 23 before the leftmost transferring groove 6 leaves the belt conveying wheel 19 in a clockwise rotation mode, the belt pulley 21 is welded at the rear ends of the first rotating shaft 16 and the second rotating shaft 18, the belt 22 is installed on the belt pulley 21, the guide plate 23 is welded at the upper portion of the left side of the bottom box 1, the support rod 24 is welded at the bottom of the guide plate 23, the lower end of the support rod 24 is welded at the left side of the bottom box 1, the support rod 24 is arranged, the stability of the joint of the guide plate 23 and the bottom box 1 can be enhanced, the outer package frame 25 is welded at the upper front side of the bottom box 1, the outer package frame 25 is an arc-shaped plate bent at a right angle, the feeding frame 26 is welded at the back of the outer package frame 25, the lower end opening of the feeding frame 26 is opposite to the leftmost transferring groove 6, the inner wall of the feeding frame 26 can be inserted into the pole piece in a sliding mode, penetrating openings are formed in the left side and the right side of the feeding frame 26, the square opening at the upper end, and the penetrating openings are arranged in height, the lower extreme of feeding frame 26 is 1 millimeter apart from the higher authority of reprinting dish 3, satisfies under the sideboard 27 to wear mouthful minimum, and the first finished pole piece is pressed to the reprinting groove 6 of foremost side in, and it has welded between sideboard 27 and the sideboard 27 to wear all to slide in the mouth and has alternates to have compression leg 28, and the welding of outsourcing frame 25 and the junction of under casing 1 has reinforcing plate 29, and the setting of reinforcing plate 29 can strengthen the stability of outsourcing frame 25 and under casing 1 junction.

The working principle of the embodiment is as follows: when in use, a worker firstly pulls out the side plate 27 from the through hole, the primary product pole piece is added from the upper end opening of the feeding frame 26, then the side plate 27 is inserted into the through hole again, so that the pressure column 28 presses the pole piece, the power supply of the first motor 2, the second motor 10 and the heating plate 102 is switched on, the first motor 2 drives the transfer disc 3 to rotate forward, the second motor 10 drives the compression roller 13 to rotate forward, the first rotating shaft 16 rotates forward under the meshing action of the first conical gear 11 and the second conical gear 17, the second rotating shaft 18 rotates forward under the action of the belt pulley 21 and the belt 22, the belt conveying wheel 19 rotates forward, the heating plate 102 heats the compression roller 13, the primary product pole pieces are scattered into the transfer groove 6 one by one under the action of the pressure column 28 and the action of the transfer disc 3, if no primary product pole piece exists in the feeding frame 26, the primary product pole piece can be added into the feeding frame 26 again, and the transfer disc 3 rotates, the compression roller 13 is rotated and pressed on the primary product pole piece in the transfer groove 6, when the transfer groove 6 leaves the compression roller 13, each area of the primary product pole piece is pressed into qualified thickness by the compression roller 13, when the belt conveying wheel 19 is arranged at the lower side, the friction resistance can be generated on the pole piece by the felt ring 20 due to the fact that the belt conveying wheel 19 rotates along the direction, the primary product pole piece can be discharged obliquely downwards from the left transfer groove 6 to the material guide piece 23, single feeding is multiple, pressing sheets do not need to be additionally operated, and operation safety is high.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a pole piece film clamp for lithium cell production which characterized in that: comprises a bottom case (1), a first motor (2) is arranged in the bottom case (1), a rotor shaft of the first motor (2) penetrates out of the bottom case (1) and is connected with a transferring disc (3), the transferring disc (3) is uniformly and annularly provided with a transferring groove (6), a lithium battery pole piece is arranged in the transferring groove (6), a supporting plate (8) is arranged on the side of the bottom case (1), a supporting rod (9) is connected to the bottom of the supporting plate (8), a second motor (10) is arranged on the supporting plate (8), the end part of the rotor shaft of the second motor (10) is connected with one end central position of a first conical gear (11), the other end central position of the first conical gear (11) is connected with a connecting shaft (12), one end of the connecting shaft (12) is connected with a compression roller (13), and the compression roller (13) is heated by a heating device, a supporting column (14) is connected on the supporting plate (8), a mounting plate (15) is arranged at the top of the supporting column (14), one side of the mounting plate (15) is rotatably provided with a first rotating shaft (16), one end of the first rotating shaft (16) is connected with a second bevel gear (17), the second bevel gear (17) is meshed with the first bevel gear (11), the other side of the mounting plate (15) is rotatably provided with a second rotating shaft (18), one end of the second rotating shaft (18) is connected with a belt conveying wheel (19), the other ends of the first rotating shaft (16) and the second rotating shaft (18) are connected with a belt pulley (21), a belt (22) is arranged on the belt pulley (21), an outer wrapping frame (25) is arranged on the side of the bottom box (1), the outer package frame (25) is provided with a feeding frame (26), and the lower port of the feeding frame (26) corresponds to one of the transfer grooves (6).

2. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: the bottom of the transshipment disc (3) is connected with a support ring (4), an annular groove (5) is arranged on the bottom box (1), and the support ring (4) is inserted into the annular groove (5).

3. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: the front of the bottom box (1) is provided with a speed regulator (7), the power input end of the speed regulator (7) is connected with an external power supply through a cable, and the power output end of the speed regulator (7) is connected with the power input end of the first motor (2) through a cable.

4. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: heating device establishes hot plate (102) at compression roller (13) upside position including the cover, one side of hot plate (102) is connected with the one end of supporting thick stick (101) and connects on mounting panel (15), be provided with thermoregulator (103) on mounting panel (15), the power output end at thermoregulator (103) is connected to the power cord of hot plate (102), the peripheral hardware power is connected through the cable to the power input end of thermoregulator (103).

5. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: the outside of the belt conveying wheel (19) is sleeved with a felt ring (20).

6. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: one side of the bottom box (1) is provided with a material guide plate (23), the bottom of the material guide plate (23) is connected with a support rod (24), and one end of the support rod (24) is connected to the bottom box (1).

7. The pole piece tabletting equipment for lithium battery production as claimed in claim 1, wherein: the both sides of feeding frame (26) all are equipped with and wear the mouth, it has sideboard (27) and is connected with compression leg (28) between sideboard (27) all to wear to insert in the mouth, and the junction of outsourcing frame (25) and under casing (1) is provided with reinforcing plate (29).