CN223140811U - Assembling structure of battery pole piece and winding core - Google Patents

Abstract

The utility model belongs to the technical field of battery production, in particular to an assembly structure of a battery pole piece and a winding core, which comprises two support plates, wherein the top ends of the two support plates are fixedly connected with a workbench in a matched manner, a vertical plate is arranged on the side wall of the workbench, two rectangular grooves are formed in the vertical plate, limiting plates are fixedly connected on two sides of the inner wall of a port of each rectangular groove, a fixing plate is welded on the outer side of the port of each rectangular groove, a first motor is arranged on the fixing plate, the output end of the first motor is connected with a rotating rod, one end of the rotating rod is sleeved with a limiting plate, the other end of the rotating rod is provided with a screw hole, a fixing screw rod is inserted in the screw hole, the bottom end of the fixing screw rod is sleeved with a locking cap, and the whole winding electrode piece is sleeved on the rotating rod.

Description

Assembling structure of battery pole piece and winding core

Technical Field

The utility model relates to the technical field of battery production, in particular to an assembly structure of a battery pole piece and a winding core.

Background

The battery winding core is an important component of a battery, and is an important process flow in the production process of the battery, and mainly comprises a positive plate, a negative plate and a diaphragm, wherein the positive plate and the negative plate are tightly combined with the diaphragm in a winding manner to form a cylindrical or flat structure.

The existing battery winding core device mainly comprises a positive plate, a negative plate, a diaphragm, a motor and a winding roller, wherein in the winding process, one end of the diaphragm is firstly wound on the winding roller, then the winding roller is enabled to rotate through motor operation, so that the diaphragm can be automatically wound, the positive plate and the negative plate are respectively bonded at two ends of the diaphragm in the winding process, the positive plate and the negative plate can be tightly combined with the diaphragm through uniform rotation of the winding roller to form a cylindrical structure, and finally winding manufacture of the battery core is completed.

In the existing battery winding core device, the pole piece is required to be preassembled in the winding process of the battery winding core, and the pole piece is easy to deviate in the transferring process after the preassembling, so that the preparation quality of the winding core is affected, and the production efficiency is greatly reduced because the automatic feeding of the positive and negative pole pieces cannot be realized, so that the assembling structure of the battery pole piece and the winding core is provided for the problems.

Disclosure of utility model

In order to overcome the defects in the prior art and solve the problems set forth in the background art, the utility model provides an assembly structure of a battery pole piece and a winding core.

The utility model solves the technical problems by adopting the technical scheme that the assembly structure of the battery pole piece and the winding core comprises two support plates; the top of two backup pads cooperates the rigid coupling to have the workstation, install the riser on the lateral wall of workstation, set up two rectangular channels on the riser, the port inner wall both sides of two rectangular channels all rigid couplings have limiting plate, and the port outside of every rectangular channel all welds the fixed plate, install first motor on the fixed plate, the output of first motor is connected with the bull stick, the one end cover of bull stick is equipped with the limiting plate, the screw has been seted up to the other end of bull stick, alternates in the screw has fixing screw, just fixing screw's bottom cover is equipped with the locking cap, the cover is equipped with whole roll electrode slice on the bull stick, two recesses and two slots have been seted up on the workstation respectively, just the recess is linked together with the slot, the top mouth one side rigid coupling of recess has the cutting knife, the other side of the port of the groove is fixedly connected with a limit baffle, a diaphragm is fixedly connected on the vertical plate, two first pneumatic cylinders are mounted on the diaphragm, the acting ends of the first pneumatic cylinders are provided with first pneumatic rods, the bottom ends of the first pneumatic rods are fixedly connected with pressing blocks which are arranged between the two limit plates, in the winding process of the battery winding core, one end of a diaphragm firstly passes through the L-shaped frame and the winding roller, the end part of the diaphragm is fixed on the winding roller, a second motor is started, so that the winding roller can automatically wind the diaphragm, in the winding process of the diaphragm, the first motor is started at the same time, the rotating rod rotates, thus unreeling operation can be carried out on the whole electrode plate sleeved on the rotating rod, and when one end of the electrode plate is conveyed to be in contact with the limit baffle, through first pneumatic cylinder operation, make first pneumatic rod drive press the piece and move down vertically, thereby can press down the electrode slice and laminate mutually with the diaphragm, press down the in-process downwards, under the cooperation of cutting knife, can cut off the electrode slice, thereby can realize the automatic feeding operation of positive negative electrode slice, along with the going on of coiling operation, at the in-process of coiling, can closely combine positive negative electrode slice and diaphragm together, form a cylindrical structure, finally accomplish the coiling manufacturing of electric core, thereby in the battery core coiling process, the electrode slice does not need steps such as preassemble, transfer, just can realize the automatic feeding of positive negative electrode slice, thereby can guarantee the quality of the preparation of core, and greatly improved production efficiency.

Preferably, a movable block is arranged in the two grooves, a connecting frame is inserted in the two grooves in a matched manner, two top ends of the connecting frame are correspondingly and fixedly connected to the bottom side of the movable block, a rod hole is formed in the connecting frame, a fixing rod is inserted in the rod hole, the top end of the fixing rod is fixedly connected to the bottom side wall of the workbench, an anti-falling cap is fixedly connected to the bottom end of the fixing rod, a spring is fixedly connected between the anti-falling cap and the connecting frame, the spring is sleeved on the fixing rod, in the winding process, the pressing block is pressed downwards through a first pneumatic cylinder, and the electrode plate is tightly attached to the diaphragm through the cooperation of the movable block, the connecting frame and the spring, so that the electrode plate can be better matched with the winding core in the winding process

Preferably, the riser is last to be offered logical groove, and the port department rigid coupling of logical groove has fixed frame, the second motor is installed to the bottom of fixed frame, the output of second motor is connected with the rotation axis, and the cover is equipped with the wind-up roll on the rotation axis, be fixed with L shape frame on the wind-up roll, be close to the wind-up roll the one end rigid coupling of workstation has the stock guide, at the winding process, starts the second motor, makes the wind-up roll take place to rotate to can carry out automatic rolling to the diaphragm, and can accomplish subsequent core operation.

Preferably, the second pneumatic cylinder is installed on the top of fixed frame, the action end of second pneumatic cylinder is equipped with the second pneumatic rod, the tip rigid coupling of second pneumatic rod has the push pedal, the bottom rigid coupling of push pedal has the stripping frame, just the stripping frame cover is established on the wind-up roll, and after the battery core was rolled up and is accomplished, starts the second pneumatic cylinder, makes the second pneumatic rod drive stripping frame remove, and then can promote the cylindrical battery core of coiling on the wind-up roll, finally makes the battery core break away from the wind-up roll, is convenient for get the material.

Preferably, two detection probes are arranged on the bottom side of the transverse plate, a controller is arranged on the top side of the transverse plate, the detection probes are electrically connected with the controller, in the winding process, the detection probes are arranged, the feeding state of the winding core can be detected, and the detected feeding information is transmitted to the controller.

The utility model has the advantages that:

1. According to the utility model, in the winding process of the battery winding core, the second motor is started, so that the winding roller can automatically wind the diaphragm, in the winding process of the diaphragm, the first motor is started, the rotating rod rotates, so that the whole winding electrode plate sleeved on the rotating rod can be unreeled, when one end of the electrode plate is conveyed to be in contact with the limit baffle, the first pneumatic cylinder is operated, the first pneumatic rod drives the pressing block to vertically move down, so that the electrode plate can be pressed downwards to be attached to the diaphragm, in the downward pressing process, the electrode plate can be cut off under the cooperation of the cutting knife, so that the automatic feeding operation of the positive electrode plate and the negative electrode plate can be realized, and along with the winding operation, the positive electrode plate and the diaphragm can be tightly combined together to form a cylindrical structure, and finally the winding manufacturing of the battery core is completed, so that in the winding process of the battery winding core, the electrode plate does not need the steps of preassembling, transferring and the like, the automatic feeding of the positive electrode plate can be realized, the preparation quality of the winding core can be ensured, and the production efficiency is greatly improved;

2. After the battery winding core is manufactured, the second pneumatic cylinder is started, so that the second pneumatic rod drives the stripping frame to move, and the cylindrical battery winding core wound on the winding roller can be pushed, and finally the battery winding core is separated from the winding roller, so that the material taking is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a winding device in a front perspective view;

FIG. 2 is a schematic diagram of the overall side view and perspective of the winding device;

FIG. 3 is a schematic diagram of a cross-sectional three-dimensional structure of an automatic pole piece feeding mechanism;

FIG. 4 is a schematic cross-sectional perspective view of a work table;

Fig. 5 is a schematic perspective view of a peeling mechanism.

The device comprises a supporting plate 1, a working table 2, a vertical plate 3, a rectangular groove 4, a limiting plate 5, a fixed plate 6, a 7, a first motor 8, a rotating rod 9, a locking cap 10, a fixed screw rod 11, a limiting disc 12, a groove 13, a slot 14, a movable block 15, a connecting frame 16, a fixed rod 17, an anti-disengaging cap 18, a spring 19, a cutting knife 20, a limiting baffle 21, a transverse plate 22, a first pneumatic cylinder 23, a second pneumatic rod 24, a pressing block 25, a through groove 26, a fixed frame 27, a second motor 28, a winding roller 29, an L-shaped frame 30, a second pneumatic cylinder 31, a second pneumatic rod 32, a pushing plate 33, a stripping frame 34, a material guide plate 35, a detecting probe 36 and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, an assembly structure of a battery pole piece and a winding core comprises two support plates 1; the top ends of the two supporting plates 1 are fixedly connected with a workbench 2 in a matching way, a vertical plate 3 is arranged on the side wall of the workbench 2, two rectangular grooves 4 are formed in the vertical plate 3, limit plates 5 are fixedly connected to two sides of the inner walls of the ports of the two rectangular grooves 4, a fixed plate 6 is welded to the outer side of the port of each rectangular groove 4, a first motor 7 is arranged on the fixed plate 6, the output end of the first motor 7 is connected with a rotating rod 8, one end of the rotating rod 8 is sleeved with a limit plate 11, a screw hole is formed in the other end of the rotating rod 8, a fixing screw 10 is inserted in the screw hole, a locking cap 9 is sleeved at the bottom end of the fixing screw 10, a whole coil electrode plate is sleeved on the rotating rod 8, two grooves 12 and two slots 13 are respectively formed in the workbench 2, the grooves 12 are communicated with the slots 13, a cutting knife 19 is fixedly connected to one side of the top end opening of each groove 12, a limit baffle 20 is fixedly connected to the other side of the port of each groove 12, a transverse plate 21 is fixedly connected to the vertical plate 3, two first pneumatic cylinders 22 are arranged on the transverse plate 21, the acting ends of the first pneumatic cylinders 22 are provided with first pneumatic rods 23, and the first pneumatic rods 23 are fixedly connected to the bottom ends of the first pneumatic rods 23, and the first pneumatic rods 24 are fixedly connected between the two pneumatic rods 24 are arranged between the two pneumatic rods 24; during the winding process of the battery winding core, one end of the diaphragm passes through the L-shaped frame 29 and the winding roller 28, the end of the diaphragm is fixed on the winding roller 28, the second motor 27 is started, so that the winding roller 28 can automatically wind the diaphragm, during the winding process of the diaphragm, the first motor 7 is started, the rotating rod 8 rotates, the whole winding electrode plate sleeved on the rotating rod 8 can be unreeled, when one end of the electrode plate is conveyed to be in contact with the limit baffle 20, the first pneumatic cylinder 22 is used for operating, the first pneumatic rod 23 drives the pressing block 24 to vertically move downwards, so that the electrode plate can be downwards pressed to be attached to the diaphragm, the electrode plate can be cut off under the cooperation of the cutting knife 19 in the downwards pressing process, the automatic feeding operation of the positive electrode plate can be realized, the positive electrode plate and the negative electrode plate can be tightly combined with the diaphragm to form a cylindrical structure in the winding operation, and finally the winding manufacture of the battery core is completed, so that the electrode plate can realize the automatic feeding of the positive electrode plate without the steps of preassembling, transferring and the like in the battery core winding process, the preparation quality of the winding core can be ensured, and the production efficiency is greatly improved.

Referring to fig. 4, a movable block 14 is disposed in two grooves 12, a connecting frame 15 is inserted in two slots 13, two top ends of the connecting frame 15 are fixedly connected to the bottom side of the movable block 14, a rod hole is formed in the connecting frame 15, a fixed rod 16 is inserted in the rod hole, the top end of the fixed rod 16 is fixedly connected to the bottom side wall of the workbench 2, an anti-falling cap 17 is fixedly connected to the bottom end of the fixed rod 16, a spring 18 is fixedly connected between the anti-falling cap 17 and the connecting frame 15, and the spring 18 is sleeved on the fixed rod 16.

Referring to fig. 1 and 5, the vertical plate 3 is provided with a through slot 25, a port of the through slot 25 is fixedly connected with a fixed frame 26, a second motor 27 is mounted at the bottom end of the fixed frame 26, an output end of the second motor 27 is connected with a rotating shaft, a winding roller 28 is sleeved on the rotating shaft, an L-shaped frame 29 is fixed on the winding roller 28, one end of the workbench 2 close to the winding roller 28 is fixedly connected with a guide plate 34, a second pneumatic cylinder 30 is mounted at the top end of the fixed frame 26, a second pneumatic rod 31 is mounted at the acting end of the second pneumatic cylinder 30, a push plate 32 is fixedly connected at the end of the second pneumatic rod 31, a stripping frame 33 is fixedly connected at the bottom end of the push plate 32, and the stripping frame 33 is sleeved on the winding roller 28.

Referring to fig. 1, two detection probes 35 are mounted on the bottom side of the transverse plate 21, a controller 36 is mounted on the top side of the transverse plate 21, and the detection probes 35 are electrically connected with the controller 36, in the winding process, the detection probes 35 are arranged, the type 5P12 of the detection probes 35 can detect the feeding state of the winding core and transmit detected feeding information to the controller 36, the type 36 is STM32, the controller 36 receives a command, and the first motor 7 and the first pneumatic cylinder 22 are started to start operation, so that the pressing and cutting operation can be realized after the feeding.

The working principle is that the pole piece is easy to shift in the transferring process after preassembling in the winding process of the battery winding core due to the existing battery winding core device, so that the preparation quality of the winding core is affected, and the production efficiency is greatly reduced due to the fact that the automatic feeding of the positive and negative pole pieces cannot be realized; the first pneumatic rod 23 drives the pressing block 24 to move vertically through the first pneumatic cylinder 22 when one end of the electrode plate is conveyed to be in contact with the limit baffle 20, so that the electrode plate is pressed downwards to be attached to the diaphragm, the electrode plate can be cut off under the cooperation of the cutting knife 19 in the downward pressing process, so that the automatic feeding operation of the positive electrode plate can be realized, the positive electrode plate and the diaphragm are tightly combined together to form a cylindrical structure in the winding process of the diaphragm, the winding core is finally completed, the electrode plate is finally transferred to the whole winding electrode plate sleeved on the rotating rod 8, the pneumatic rod 33 is prevented from being moved in the automatic manufacturing process of the negative electrode plate manufacturing process of the battery, the pneumatic rod is prevented from being lifted, the first pneumatic rod 33 is prevented from being moved, the manufacturing quality of the battery is greatly improved, and the second pneumatic rod is ensured to be manufactured after the battery is manufactured, and the pneumatic rod is manufactured 30 is required to be moved, and then can promote the cylindrical battery core of rolling up on the wind-up roll 28, finally make the battery core break away from the wind-up roll 28, be convenient for get the material.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The assembling structure of the battery pole piece and the winding core is characterized by comprising two supporting plates (1), wherein the top ends of the two supporting plates (1) are fixedly connected with a workbench (2) in a matched mode, a vertical plate (3) is arranged on the side wall of the workbench (2), two rectangular grooves (4) are formed in the vertical plate (3), limiting plates (5) are fixedly connected to two sides of the inner walls of ports of the two rectangular grooves (4), a fixed plate (6) is welded to the outer side of each port of each rectangular groove (4), a first motor (7) is arranged on the fixed plate (6), the output end of the first motor (7) is connected with a rotating rod (8), one end of the rotating rod (8) is sleeved with a limiting disc (11), the other end of the rotating rod (8) is provided with a screw hole, a fixing screw (10) is inserted into the screw hole, a locking cap (9) is sleeved at the bottom end of the fixing screw (10), two grooves (12) and two slots (13) are respectively formed in the workbench (2), two slots (13) are connected with one another in a sleeved mode, two slots (13) are connected with one another through one another, and two tops of the connecting frame (15) are fixedly connected to the bottom side of the movable block (14) correspondingly, a rod hole is formed in the connecting frame (15), a fixing rod (16) is inserted in the rod hole, the top end of the fixing rod (16) is fixedly connected to the bottom side wall of the workbench (2), an anti-falling cap (17) is fixedly connected to the bottom end of the fixing rod (16), a spring (18) is fixedly connected between the anti-falling cap (17) and the connecting frame (15), and the spring (18) is sleeved on the fixing rod (16).

2. The assembly structure of a battery pole piece and a winding core according to claim 1, wherein a cutting knife (19) is fixedly connected to one side of a top end opening of the groove (12), a limit baffle (20) is fixedly connected to the other side of the port of the groove (12), a transverse plate (21) is fixedly connected to the vertical plate (3), two first air cylinders (22) are mounted on the transverse plate (21), a first air rod (23) is mounted at an acting end of the first air cylinder (22), a pressing block (24) is fixedly connected to the bottom end of the first air rod (23), and the pressing block (24) is arranged between the two limit plates (5).

3. The assembly structure of the battery pole piece and the winding core according to claim 1, wherein the vertical plate (3) is provided with a through groove (25), a fixed frame (26) is fixedly connected to a port of the through groove (25), a second motor (27) is installed at the bottom end of the fixed frame (26), the output end of the second motor (27) is connected with a rotating shaft, a winding roller (28) is sleeved on the rotating shaft, an L-shaped frame (29) is fixed on the winding roller (28), and a material guide plate (34) is fixedly connected to one end of the workbench (2) close to the winding roller (28).

4. The assembly structure of a battery pole piece and a winding core according to claim 3, wherein a second pneumatic cylinder (30) is mounted at the top end of the fixing frame (26), and a second pneumatic rod (31) is mounted at the acting end of the second pneumatic cylinder (30).

5. The assembly structure of a battery pole piece and a winding core according to claim 4, wherein a push plate (32) is fixedly connected to the end part of the second pneumatic rod (31), a stripping frame (33) is fixedly connected to the bottom end of the push plate (32), and the stripping frame (33) is sleeved on the winding roller (28).

6. The assembly structure of a battery pole piece and a winding core according to claim 2, wherein two detection probes (35) are mounted on the bottom side of the transverse plate (21), a controller (36) is mounted on the top side of the transverse plate (21), and the detection probes (35) are electrically connected with the controller (36).