CN224132392U - Positive electrode rolling and slitting integrated machine - Google Patents

Abstract

This utility model relates to the field of lithium battery manufacturing technology, and in particular to a positive electrode rolling and slitting integrated machine. It includes a frame, inside which a rolling mechanism and a slitting mechanism are sequentially arranged along the electrode sheet movement direction. The rolling mechanism is located on one side of the slitting mechanism. The machine also includes a straightening mechanism and two guide rollers. The two guide rollers are rotatably connected to the discharge end of the frame, and the straightening mechanism is located on one side of the two guide rollers. The V-shaped cutting edge of the V-shaped straightening knife holder is used to scrape off the burrs on the side of the slitting electrode sheet. Simultaneously, the V-shaped guide surfaces of multiple V-shaped straightening knife holders on the straightening frame are used to limit the side of the slitting electrode sheet, preventing the slitting electrode sheet from shifting during winding.

Description

Positive electrode rolling and slitting integrated machine

Technical Field

The utility model relates to the technical field of lithium battery manufacturing, in particular to an anode rolling and slitting integrated machine.

Background

The rolling and slitting integrated machine is automatic equipment integrating rolling and slitting functions and is mainly used for continuously processing materials such as new energy battery pole pieces, packaging films and the like, the equipment performs flattening or calendaring treatment on the materials through a rolling process, and then a slitting mechanism is used for cutting the materials into required specifications, so that efficient continuous production is realized;

After passing through a rolling device, the retrieved patent document with the bulletin number of CN220998634U sequentially passes through a first pole piece balance roller, a second pole piece balance roller, a pole piece tension roller and a third pole piece balance roller, the pole piece enters a deviation correcting device through the third pole piece balance roller, and the pole piece is cut into required sizes through a disc slitting knife after passing through the deviation correcting device, and then is rolled by an upper rolling inflatable shaft and a lower rolling inflatable shaft;

Before the pole piece enters the disc slitting knife, the position of the pole piece is adjusted by the left deviation correction and the right deviation correction through the deviation correction controller, and after the pole piece is slit, the slit pole piece is wound, in the process, if the slit pole piece is deviated during winding, the pole piece at the disc slitting knife is also likely to deviate, the situation of the deviation of the pole piece slit is caused immediately, meanwhile, the situation of irregular end face of the coiled material pole piece after winding is also caused, in addition, after the disc slitting knife is slit for a long time, the situation that burrs appear at the slit position of the pole piece due to heating of the disc slitting knife, the burrs are wound together during winding of the pole piece, and the situation of damage to the end part of the pole piece without burrs is caused immediately.

Disclosure of utility model

The utility model aims to solve the problems and provide an anode rolling and slitting integrated machine.

The utility model realizes the above purpose through the following technical scheme:

the positive electrode rolling and slitting integrated machine comprises a frame, wherein a rolling mechanism and a slitting mechanism are sequentially arranged in the frame along the moving direction of a pole piece, the rolling mechanism is positioned on one side of the slitting mechanism, the positive electrode rolling and slitting integrated machine further comprises a correcting mechanism and two guide rollers, the two guide rollers are rotationally connected to the discharge end of the frame, and the correcting mechanism is positioned on one side of the two guide rollers;

The correcting mechanism comprises two correcting frames which are vertically symmetrically arranged, each correcting frame is provided with a plurality of V-shaped correcting tool holders, each V-shaped correcting tool holder is fixedly provided with a U-shaped sliding seat towards one end of the correcting frame, the U-shaped sliding seats are in sliding connection with the correcting frames, each V-shaped correcting tool holder is provided with a fixing screw towards one end of the correcting frame in threaded connection, one side, close to a pole piece, of each V-shaped correcting tool holder is provided with a V-shaped knife edge, the rear side of each V-shaped knife edge of each V-shaped correcting tool holder is provided with a V-shaped guide surface, the V-shaped guide surfaces of each V-shaped correcting tool holder are attached to the side edge of the pole piece after slitting, and the correcting frames are provided with guide grooves for the fixing screws to slide back and forth.

Preferably, the rolling mechanism comprises a lower press roller, the lower press roller is rotationally connected with the frame, a rolling motor is fixedly arranged at the input end of the lower press roller, an upper press roller is arranged on the upper side of the lower press roller, adjusting seats are rotationally connected at the front end and the rear end of the upper press roller, and an adjusting screw is rotationally connected at the upper end of each adjusting seat.

Preferably, limiting frames are arranged on the front side and the rear side of the feeding end of the frame, the adjusting seat is slidably connected in the limiting frames, and the adjusting screw is in threaded connection with the upper ends of the limiting frames.

Preferably, the rolling mechanism further comprises a second auxiliary roller, a first auxiliary roller is arranged on one side of the second auxiliary roller, the first auxiliary roller is located on the other side of the upper pressing roller, a third auxiliary roller is arranged on the other side of the second auxiliary roller, the front end and the rear end of the first auxiliary roller, the front end and the rear end of the second auxiliary roller and the front end and the rear end of the third auxiliary roller are respectively connected with the frame in a rotating mode, and a deviation correcting mechanism for adjusting the position of the pole piece before slitting is arranged on the upper side of the second auxiliary roller.

The correcting mechanism comprises a correcting guide plate, the front end and the rear end of the correcting guide plate are fixed at the upper end of the frame, two correcting clamping plates which are symmetrical front and back are connected to the outer side of the correcting guide plate in a sliding mode, correcting screws are arranged on the lower side of the correcting guide plate, the front end and the rear end of each correcting screw are connected with the frame in a rotating mode, and a correcting motor is fixedly arranged at the input end of each correcting screw.

Preferably, the slitting mechanism comprises a lower slitting shaft, an upper slitting shaft is arranged on the upper side of the lower slitting shaft, a plurality of slitting cutters for slitting pole pieces are fixed on the outer sides of the lower slitting shaft and the upper slitting shaft, and a slitting motor is fixedly arranged at the front end of the lower slitting shaft.

Preferably, the rear end of the lower pressing roller and the rear end of the third auxiliary roller are driven by a belt, and the rear ends of the lower slitting shaft and the upper slitting shaft are driven by the belt.

Compared with the prior art, the device has the beneficial effects that the V-shaped knife edge of the V-shaped correction knife holder is utilized to scrape burrs on the side edges of the cut pole pieces, and meanwhile, the V-shaped guide surfaces of the plurality of V-shaped correction knife holders on the correction frame are utilized to limit the side edges of the cut pole pieces, so that the offset of the cut pole pieces during winding is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an anode roll slitting integrated machine according to the present utility model;

FIG. 2 is a side view of an anode roll slitting integrated machine according to the present utility model;

FIG. 3 is a cross-sectional view taken at E-E of FIG. 2;

FIG. 4 is a partial part view of a frame of an anode roll slitting integrated machine according to the present utility model;

FIG. 5 is a partial part diagram of a correction mechanism of the positive electrode roll slitting integrated machine according to the utility model;

FIG. 6 is a partial part view of a rolling mechanism of the positive electrode rolling slitting integrated machine according to the utility model;

FIG. 7 is a partial part view of a slitting mechanism of an anode roll slitting integrated machine according to the utility model;

FIG. 8 is a partial part view of a correction clamping plate of the positive electrode rolling slitting integrated machine;

FIG. 9 is a partial part view of a correction mechanism of the positive electrode roll slitting integrated machine according to the utility model;

fig. 10 is a partial part diagram of a V-shaped rectifying tool apron of the positive electrode roll slitting integrated machine according to the utility model.

The reference numerals are explained as follows:

1. The device comprises a rolling mechanism, a correction mechanism, a cutting mechanism, a correction mechanism, a pole piece, a guide roller, a 7 frame, a 11 lower press roller, a 12 upper press roller, a 13 adjusting screw, a 14 adjusting seat, a 15 first auxiliary roller, a 16 second auxiliary roller, a 17 third auxiliary roller, a 18 rolling motor, a 21 correction motor, a 22 correction screw, a 23 correction clamping plate, a 24 correction guide plate, a 31 correction motor, a 32 correction cutting shaft, a 33 lower cutting shaft, an upper cutting shaft, a 34 cutting cutterhead, a 41 support press roller, a 42 correction frame, a 43V-shaped correction tool apron, a 431V-shaped tool edge, a 432V-shaped guide surface, a 44 and a fixing screw.

Detailed Description

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-10, the positive electrode rolling and slitting integrated machine comprises a frame 7, wherein a rolling mechanism 1 and a slitting mechanism 3 are sequentially arranged in the frame 7 along the moving direction of a pole piece 5, the rolling mechanism 1 is positioned on one side of the slitting mechanism 3, the positive electrode rolling and slitting integrated machine further comprises a correcting mechanism 4 and two guide rollers 6, the two guide rollers 6 are rotationally connected to the discharge end of the frame 7, and the correcting mechanism 4 is positioned on one side of the two guide rollers 6;

In this embodiment, the correction mechanism 4 includes two correction frames 42 symmetrically disposed up and down, each correction frame 42 is provided with a plurality of V-shaped correction tool holders 43, each V-shaped correction tool holder 43 is fixed with a U-shaped slide seat towards one end of the correction frame 42, the U-shaped slide seat is in sliding connection with the correction frame 42, one end of each V-shaped correction tool holder 43 towards the correction frame 42 is in threaded connection with a fixing screw 44, one side of each V-shaped correction tool holder 43 close to the pole piece 5 is provided with a V-shaped tool opening 431, the rear side of a V-shaped tool edge 431 of each V-shaped correction tool holder 43 is provided with a V-shaped guide surface 432, the V-shaped guide surface 432 of each V-shaped correction tool holder 43 is attached to the side edge of the pole piece 5 after slitting, a guide groove for allowing the fixing screw 44 to slide back and forth is formed in the correction frame 42, the side edge of the pole piece 5 after slitting is compressed by utilizing the V-shaped guide surfaces 432 of the two support compression rollers 41, the side edge of the pole piece 5 after slitting is prevented from shifting when the side edge of the pole piece 5 is rolled, in addition, the position of each V-shaped correction tool holder 43 needs to be adjusted to the side edge of the V-shaped correction tool holders 43 when the position of the V-shaped guide tool holders 43 is adjusted to pass through the fixing screw 43, and then the side edge 43 is adjusted to fix the position of the side edge 43 after the side edge 43 is required to be adjusted.

In this embodiment: the rolling mechanism 1 comprises a lower press roller 11 and a second auxiliary roller 16, the lower press roller 11 is rotationally connected with a frame 7, a press roller motor 18 is fixedly arranged at the input end of the lower press roller 11, an upper press roller 12 is arranged at the upper side of the lower press roller 11, adjusting seats 14 are rotationally connected at the front end and the rear end of the upper press roller 12, adjusting screws 13 are rotationally connected at the upper end of each adjusting seat 14, limiting frames are respectively arranged at the front side and the rear side of the feed end of the frame 7, the adjusting seats 14 are slidably connected in the limiting frames, the adjusting screws 13 are in threaded connection with the upper ends of the limiting frames, a first auxiliary roller 15 is arranged at one side of the second auxiliary roller 16, the first auxiliary roller 15 is positioned at the other side of the upper press roller 12, a third auxiliary roller 17 is arranged at the other side of the second auxiliary roller 16, both ends of the first auxiliary roller 15, the second auxiliary roller 16 and the third auxiliary roller 17 are rotationally connected with the frame 7, the rear end of the lower press roller 11 and the third auxiliary roller 17 are in belt transmission mode, the upper side of the second auxiliary roller 16 is provided with a mechanism 2 for adjusting the front position of a pole piece 5 to be cut, the adjusting seats 14 are driven to move downwards or upwards through the rotating adjusting screws 13 along the limiting frames, the adjusting rollers 12 are in threaded connection with the upper end of the limiting frames, the limiting frames are in threaded connection, the second auxiliary roller 11 is driven to rotate, the second auxiliary roller 11 is driven to move downwards through the second auxiliary roller 11, and the second auxiliary roller 11 is driven to rotate by the second auxiliary roller 11, and the second roller 11 is driven to rotate through the second auxiliary roller 17, and the second roller 11.

In the embodiment, the correcting mechanism 2 comprises a correcting guide plate 24, the front end and the rear end of the correcting guide plate 24 are fixed at the upper end of the frame 7, two correcting clamping plates 23 which are symmetrical in front and back are connected to the outer side of the correcting guide plate 24 in a sliding manner, a correcting screw rod 22 is arranged at the lower side of the correcting guide plate 24, the front end and the rear end of the correcting screw rod 22 are both rotationally connected with the frame 7, a correcting motor 21 is fixedly arranged at the input end of the correcting screw rod 22, the correcting screw rod 22 is driven to rotate by utilizing the rotating part of the correcting motor 21, the two correcting clamping plates 23 are driven to synchronously move forwards or synchronously backwards by rotating the correcting screw rod 22, and then the position of the pole piece 5 on the third auxiliary roller 17 is regulated by utilizing the two correcting clamping plates 23.

In the embodiment, the slitting mechanism 3 comprises a lower slitting shaft 32, an upper slitting shaft 33 is arranged on the upper side of the lower slitting shaft 32, a plurality of slitting cutters 34 for slitting the pole pieces 5 are fixed on the outer sides of the lower slitting shaft 32 and the upper slitting shaft 33, a slitting motor 31 is fixedly arranged at the front end of the lower slitting shaft 32, the rear ends of the lower slitting shaft 32 and the upper slitting shaft 33 are driven to rotate through a belt transmission part of the slitting motor 31, meanwhile, a belt at the rear end of the lower slitting shaft 32 drives an upper slitting shaft 33 on the upper side to synchronously rotate, and the slitting cutters 34 for the lower slitting shaft 32 and the upper slitting shaft 33 are driven to rotationally slit the pole pieces 5.

When the device is used, one end of a pole piece 5 needing rolling and slitting passes through a rolling mechanism 1, a slitting mechanism 3 and a correcting mechanism 4 in a frame 7, the pole piece 5 after slitting passes through two guide rollers 6, the pole piece 5 after slitting is immediately wound on a corresponding winding device, and the winding device is used for winding the pole piece 5 after slitting;

Before the pole piece 5 is rolled, the positions of the adjusting seats 14 on the limiting seats are adjusted by rotating the adjusting screw rods 13, then the distance between the upper pressing rollers 12 and the lower pressing rollers 11 is adjusted by the two adjusting seats 14, then the lower pressing rollers 11 are driven to rotate by the rotating parts of the rolling motors 18, the pole piece 5 is driven to pass through the lower side rollers of the upper pressing rollers 12 by the lower pressing rollers 11, then the pole piece 5 is rolled, the third auxiliary rollers 17 are driven to synchronously rotate by the belt at the rear end of the lower pressing rollers 11, the pole piece 5 is driven to bypass from the first auxiliary rollers 15 and the second auxiliary rollers 16 by the rotation of the third auxiliary rollers 17, and at the moment, the third auxiliary rollers 17 drive the pole piece 5 to move towards the slitting mechanism 3;

Before the pole piece 5 moves to the third auxiliary roller 17, the rotating part of the deviation correcting motor 21 drives the deviation correcting screw 22 to rotate, and the rotation of the deviation correcting screw 22 is utilized to drive the two deviation correcting clamping plates 23 to synchronously move forwards or backwards, so that the two deviation correcting clamping plates 23 can immediately adjust the position of the pole piece 5 pressed on the third auxiliary roller 17, and the pole piece 5 is prevented from shifting during slitting;

Before the pole piece 5 enters between the lower slitting shaft 32 and the upper slitting shaft 33, the lower slitting shaft 32 is driven to rotate by the rotating part of the slitting motor 31, the upper slitting shaft 33 is driven to rotate by a belt at the rear end of the lower slitting shaft 32, and the pole piece 5 is slit and cut by a slitting cutter disc 34 on the lower slitting shaft 32 and the upper slitting shaft 33;

After the pole piece 5 is striped, two supporting press rollers 41 are utilized to compress the pole piece 5 after slitting, the V-shaped guide surfaces 432 of a plurality of V-shaped correcting knife holders 43 on the correcting frame 42 are utilized to limit the side edges of the pole piece 5 after slitting, deviation of the pole piece 5 after slitting during winding is avoided, in addition, the V-shaped knife openings 431 of each V-shaped correcting knife holder 43 are utilized to scrape burrs on the side edges of the pole piece 5 after slitting, when the position of the V-shaped correcting knife holders 43 is required to be adjusted, the fixing screws 44 are loosened, the V-shaped correcting knife holders 43 are driven to move forwards and backwards along the correcting frame 42 through the U-shaped sliding seats, and then the positions of the V-shaped correcting knife holders 43 after adjustment can be fixed by screwing the fixing screws 44.

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 (7)

1. The positive electrode rolling and slitting integrated machine comprises a frame (7), wherein a rolling mechanism (1) and a slitting mechanism (3) are sequentially arranged in the frame (7) along the moving direction of a pole piece (5), the rolling mechanism (1) is positioned on one side of the slitting mechanism (3), and the positive electrode rolling and slitting integrated machine is characterized by further comprising a correcting mechanism (4) and two guide rollers (6), the two guide rollers (6) are rotatably connected to the discharging end of the frame (7), and the correcting mechanism (4) is positioned on one side of the two guide rollers (6);

The utility model provides a correction mechanism (4) is including two correction shelves (42) that are the vertical symmetry setting, every all be equipped with a plurality of V type correction blade holder (43) on correction shelf (42), every V type correction blade holder (43) orientation the one end of correction shelf (42) is fixed with U type slide, U type slide with correction shelf (42) sliding connection, V type correction blade holder (43) orientation correction shelf (42) one end threaded connection has fixed screw (44), every V type correction blade holder (43) are close to one side of pole piece (5) has seted up V type sword mouth (431), V type guide surface (432) have been seted up to V type sword mouth (431) rear side of V type correction blade holder (43), and V type guide surface (432) of every V type correction blade holder (43) laminate pole piece (5) side after cutting, set up on correction shelf (42) and be used for letting gliding guide way around fixed screw (44).

2. The positive electrode rolling and slitting integrated machine according to claim 1, wherein the rolling mechanism (1) comprises a lower pressing roller (11), the lower pressing roller (11) is rotationally connected with the frame (7), a rolling motor (18) is fixedly arranged at the input end of the lower pressing roller (11), an upper pressing roller (12) is arranged on the upper side of the lower pressing roller (11), adjusting seats (14) are rotationally connected to the front end and the rear end of the upper pressing roller (12), and an adjusting screw (13) is rotationally connected to the upper end of each adjusting seat (14).

3. The positive electrode rolling and slitting integrated machine according to claim 2 is characterized in that limiting frames are arranged on the front side and the rear side of a feeding end of the frame (7), the adjusting seat (14) is slidably connected in the limiting frames, and the adjusting screw (13) is in threaded connection with the upper ends of the limiting frames.

4. The positive electrode rolling and slitting integrated machine according to claim 3, wherein the rolling mechanism (1) further comprises a second auxiliary roller (16), a first auxiliary roller (15) is arranged on one side of the second auxiliary roller (16), the first auxiliary roller (15) is located on the other side of the upper pressing roller (12), a third auxiliary roller (17) is arranged on the other side of the second auxiliary roller (16), and front and rear ends of the first auxiliary roller (15), the second auxiliary roller (16) and the third auxiliary roller (17) are rotationally connected with the frame (7), and a deviation correcting mechanism (2) for adjusting the position of the pole piece (5) before slitting is arranged on the upper side of the second auxiliary roller (16).

5. The positive electrode rolling and slitting integrated machine according to claim 4, wherein the correcting mechanism (2) comprises a correcting guide plate (24), the front end and the rear end of the correcting guide plate (24) are fixed at the upper end of the frame (7), two correcting clamping plates (23) which are symmetrical in front and rear are connected on the outer side of the correcting guide plate (24) in a sliding mode, a correcting screw (22) is arranged on the lower side of the correcting guide plate (24), the front end and the rear end of the correcting screw (22) are both in rotary connection with the frame (7), and a correcting motor (21) is fixedly arranged at the input end of the correcting screw (22).

6. The positive electrode rolling slitting integrated machine of claim 4, wherein the slitting mechanism (3) comprises a lower slitting shaft (32), an upper slitting shaft (33) is arranged on the upper side of the lower slitting shaft (32), a plurality of slitting cutters (34) for slitting the pole piece (5) are fixed on the outer sides of the lower slitting shaft (32) and the upper slitting shaft (33), and a slitting motor (31) is fixedly arranged at the front end of the lower slitting shaft (32).

7. The positive electrode roll slitting integrated machine according to claim 6, wherein the rear end of the lower pressing roller (11) and the rear end of the third auxiliary roller (17) are driven by a belt, and the rear ends of the lower slitting shaft (32) and the upper slitting shaft (33) are driven by a belt.