CN218080652U

CN218080652U - Pole piece cutter device

Info

Publication number: CN218080652U
Application number: CN202221523318.4U
Authority: CN
Inventors: 段徽庆; 薛超群; 丁晶
Original assignee: Nantong Kerian Intelligent Equipment Co ltd
Current assignee: Nantong Kerian Intelligent Equipment Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-20
Anticipated expiration: 2032-06-17

Abstract

The utility model belongs to the technical field of battery pole piece processing, a pole piece cutters is disclosed, which comprises a frame, cutter mechanism, lift drive mechanism and sideslip actuating mechanism, cutter mechanism sets up in the frame, and pole piece material area level transmission is in cutter mechanism, and lift drive mechanism sets up in the frame and is located cutter mechanism top, and lift drive mechanism detachably is connected with cutter mechanism for die-cut pole piece material area about driving cutter mechanism, and sideslip actuating mechanism sets up in the frame, is used for when cutter mechanism and lift drive mechanism after-separating, drives cutter mechanism and removes. This pole piece cutters can realize cutter mechanism modularized configuration, makes things convenient for operating personnel to dismantle, operation labour saving and time saving.

Description

Pole piece cutter device

Technical Field

The utility model relates to a battery pole piece processing technology field especially relates to a pole piece cutters.

Background

The conventional battery cell of the power battery is divided into a winding process and a lamination process according to a manufacturing process, wherein the lamination process is to laminate a positive pole piece, a negative pole piece and a diaphragm together one by one according to the sequence of the positive pole piece → the diaphragm → the negative pole piece, and the laminated battery cell has the characteristics of high energy density, high safety and the like compared with the winding battery cell, and is widely applied to the manufacturing and production of soft package batteries.

Before lamination, the side edge of the pole piece material belt is required to be cut into the pole lugs of the pole piece, and meanwhile, the pole piece material belt with the pole lugs cut at intervals is required to be cut into a single-piece pole piece. Because cutter mechanism wholeness among the current pole piece cutting device is relatively poor, the mechanism assembly is scattered, mainly reflects in the pole piece cutter when changing, need decompose the part completely, and the operation is wasted time and energy.

Therefore, a new pole piece cutter device is needed to improve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pole piece cutters can realize cutter mechanism modularized configuration, makes things convenient for operating personnel to dismantle, operation labour saving and time saving.

To achieve the purpose, the utility model adopts the following technical proposal:

a pole piece cutter assembly comprising:

a frame;

the cutter mechanism is arranged on the rack, and the pole piece material belt is horizontally transmitted in the cutter mechanism;

the lifting driving mechanism is arranged on the rack and positioned above the cutter mechanism, and is detachably connected with the cutter mechanism and used for driving the cutter mechanism to punch the pole piece material belt up and down;

and the transverse moving driving mechanism is arranged on the rack and used for driving the cutter mechanism to move after the cutter mechanism is separated from the lifting driving mechanism.

Preferably, the cutter mechanism includes:

a cutter part;

the pressing seat is arranged at the top of the cutter part;

and the upper end of the connecting piece can be connected with or separated from the lifting driving mechanism, and the lower end of the connecting piece can be connected with or separated from the pressing seat.

Preferably, the pressing base is provided with at least two limiting members parallel to each other, a gap between every two limiting members is parallel to the moving direction of the traverse driving mechanism, and the lower end of the connecting member can be positioned in the gap and is used for connecting the cutter part with the lifting driving mechanism;

and the frame is provided with an unlocking mechanism for locking or unlocking the connecting piece and the lifting driving mechanism.

Preferably, the limiting parts are wheel shafts, one of the wheel shafts is located right above the other wheel shaft, and a connecting plate capable of being clamped in the gap is arranged on one side of the connecting piece.

Preferably, the cutter portion includes:

the first mounting plate is arranged on the rack and fixed with the pressing seat, and a first cutter is arranged at one end, far away from the pressing seat, of the first mounting plate;

the second mounting plate is arranged on the rack and connected with the transverse moving driving mechanism, the second mounting plate is positioned below the first mounting plate, and a second cutter is arranged on the top surface of the second mounting plate;

and the elastic component is arranged between the first mounting plate and the second mounting plate.

Preferably, the elastic component comprises a plurality of guide rods, the guide rods are arranged on the second mounting plate in a penetrating mode, and two ends of each guide rod are respectively abutted to the first mounting plate and the spring on the second mounting plate in a surrounding mode.

Preferably, the elevation driving mechanism includes:

the lifting plate is vertically and slidably connected to the rack, and the connecting piece is detachably connected with the lifting plate;

the cam assembly is arranged on the rack and used for driving the lifting plate and the connecting piece to synchronously lift.

Preferably, the cam module comprises a first motor arranged on the rack, a crankshaft is arranged at the output end of the first motor, a cam is arranged on the periphery of the crankshaft, and grooves corresponding to the cam are formed in the connecting piece and the end of the lifting plate.

Preferably, the transverse moving driving mechanism comprises a linear module, the cutter mechanism is arranged on a load platform of the linear module, and a second motor for driving the cutter mechanism to move is arranged on the linear module.

Preferably, an output shaft of the first motor or the second motor is connected to a speed reducer.

The utility model has the advantages that: the utility model provides a pair of pole piece cutters, when the cutter need be changed, take out the pole piece material area of transmission in cutter mechanism, adjust lift actuating mechanism and cutter mechanism separation, make cutter mechanism move out along the direction of transmission in perpendicular to pole piece material area wholly under sideslip actuating mechanism's drive, then with cutter mechanism from taking off on the sideslip actuating mechanism and change another cutter mechanism install to the sideslip actuating mechanism on reset can. Wherein, each part structure integration of cutter mechanism is the modularized whole, compares and installs in each part scattered in the frame or on lifting drive mechanism, and the operating personnel of being convenient for more dismantles, saves time and laborsaving.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic front view of a pole piece cutter device provided by the present invention;

fig. 2 is a schematic side view of a pole piece cutter device provided by the present invention;

fig. 3 is a schematic view of a top view structure of the pole piece cutter device provided by the present invention.

In the figure:

10. a frame;

20. a cutter mechanism; 21. a cutter part; 211. a first mounting plate; 212. a first cutter; 213. a second mounting plate; 214. a second cutter; 215. an elastic component; 2151. a guide rod; 2152. a spring; 22. pressing a base; 221. a wheel axle; 23. a connecting member; 231. a connecting plate;

30. a traverse driving mechanism; 31. an unlocking mechanism; 311. a cylinder; 312. a bolt; 32. a moving mechanism; 321. a linear module; 322. a second motor;

40. a lifting drive mechanism; 41. a lifting plate; 42. a cam assembly; 43. a first motor;

100. and a speed reducer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the mechanisms related to the present invention are shown in the drawings, not all of the mechanisms.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 3, the present embodiment provides a pole piece cutter device, which includes a frame 10, and further includes a cutter mechanism 20, a traverse driving mechanism 30, and a lifting driving mechanism 40, which are disposed on the frame 10. The lifting driving mechanism 40 is located above the cutter mechanism 20, the lifting driving mechanism 40 is detachably connected with the cutter mechanism 20, a pole piece material belt to be cut is horizontally transmitted in the cutter mechanism 20, the lifting driving mechanism 40 is used for driving the cutter mechanism 20 to cut the pole piece material belt up and down to form a pole piece, and the transverse moving driving mechanism 30 is used for driving the cutter mechanism to move after the cutter mechanism is separated from the lifting driving mechanism 40.

It will be appreciated that when the cutter becomes worn or is to cut pole pieces of different sizes, the cutter needs to be replaced. Firstly, the pole piece material strip transmitted in the cutter mechanism 20 is taken out, and the lifting drive mechanism 40 is adjusted to be separated from the cutter mechanism 20. Then, the traverse driving mechanism 30 is started to drive the cutter mechanism 20 to move out integrally along the direction perpendicular to the transmission direction of the pole piece material belt. Finally, the cutter mechanism 20 is taken down from the traverse driving mechanism 30, another cutter mechanism 20 is replaced and installed on the traverse driving mechanism 30 to move and reset, and then the cutter mechanism 20 is adjusted to be connected with the lifting driving mechanism 40 to complete replacement.

Wherein, each part structure integration of cutter mechanism 20 is the modularized whole, compares and installs scattered in each part on frame 10 or lift actuating mechanism 40, can be convenient for operating personnel ann more and tear open, saves time and laborsaving.

As shown in fig. 1, the cutter mechanism 20 of the present embodiment includes a cutter portion 21, and the cutter portion 21 includes a first mounting plate 211 and a second mounting plate 213 that are parallel to each other, and an elastic member 215 disposed between the first mounting plate 211 and the second mounting plate 213. The bottom surface of the second mounting plate 213 is arranged on the frame 10 and connected with the traverse driving mechanism 30, the top surface of the second mounting plate 213 is provided with a second cutter 214, the first mounting plate 211 is positioned right above the second mounting plate 213, the bottom surface of the first mounting plate 211 is provided with first cutters 212 corresponding to the shapes and the numbers of the second cutters 214, and the pole piece material belt is transmitted between the first cutters 212 and the second cutters 214 and is driven to reciprocate by driving the first mounting plate 211 to realize the cutting of the pole piece.

Further, the elastic assembly 215 includes a plurality of guide rods 2151, one end of each guide rod 2151 is vertically disposed on the top surface of the second mounting plate 213, the number of the guide rods 2151 is four in this embodiment, the four guide rods 2151 are located at four corners of the second mounting plate 213, and the other end of each guide rod 2151 correspondingly penetrates through the first mounting plate 211, so as to precisely guide the first mounting plate 211 to move along the vertical direction.

The elastic component 215 further includes a spring 2152, the spring 2152 is correspondingly sleeved on the periphery of the guide rod 2151, one end of the spring 2152 abuts against the bottom surface of the first mounting plate 211, the other end of the spring 2152 abuts against the top surface of the second mounting plate 213, and further, in the elastic connection manner, after the lifting driving mechanism 40 presses the first mounting plate 211 downwards to complete cutting, the elastic action of the spring 2152 is matched to push the first mounting plate 211 to enable the first cutter 212 and the second cutter 214 to be quickly separated, so that the service life of the cutters is prolonged, and noise during cutting is effectively reduced.

As shown in fig. 1, the cutter mechanism 20 of this embodiment further includes a pressing base 22 and a connecting member 23, one end of the pressing base 22 is fixedly disposed on the top surface of the first mounting plate 211, the upper end of the connecting member 23 can be connected to or separated from the lifting driving mechanism 40, one side of the other end of the pressing base 22 facing the connecting member 23 is provided with at least two limiting members parallel to each other, a gap between each two limiting members is parallel to the moving direction of the traverse driving mechanism 30, and the lower end of the connecting member 23 can be inserted into the gap, so that the connecting member 23 is movably inserted into the two limiting members, thereby realizing detachable connection between the cutter mechanism 20 and the lifting driving mechanism 40.

Specifically, the limiting members of this embodiment are two axles 221, the axial direction of the axles 221 is perpendicular to the surface of the pressing base 22, one axle 221 is located right above the other axle 221, one side of the connecting member 23 is provided with a connecting plate 231 capable of being clamped in the gap, and the connecting member 23 and the connecting plate 231 are integrally formed in an L shape. In other embodiments, the limiting member may also be a limiting rod, a limiting plate, or the like, and any one of the limiting members can be inserted into the connecting plate 231 along a direction perpendicular to the moving direction of the traverse driving mechanism 30.

As shown in fig. 1 and 2, the elevation drive mechanism 40 of the present embodiment includes an elevation plate 41 and a cam assembly 42. Connecting piece 23 is connected with lifter plate 41, and the vertical sliding connection of lifter plate 41 is in frame 10, and the vertical guide strip that has set firmly in one side of lifter plate 41 is provided with the guide way on the frame 10, and the guide strip slides and sets up in the guide way to this direction lifter plate 41 only can follow vertical migration. The cam assembly 42 is provided on the frame 10 for pushing the lifting plate 41 and the link 23 to be lifted and lowered synchronously. Specifically, the cam assembly 42 includes a first motor 43 disposed on the frame 10, a crankshaft is coaxially disposed at an output end of the first motor 43, a cam is disposed on a peripheral side of the crankshaft, and grooves corresponding to the cams are disposed at end portions of the connecting member 23 and the lifting plate 41, and the cams are movably disposed in the grooves.

It can be understood that, when the first motor 43 is started, the first motor 43 drives the crankshaft to rotate, and the crankshaft synchronously drives the cam to rotate, so as to push the connecting piece 23 and the lifting plate 41 to descend, and at the same time, the intermittent punching of the pole piece material strap by the cutter mechanism 20 can be realized by cooperating with the spring 2152. In other embodiments, the lifting driving mechanism 40 may also be a hydraulic rod or a cylinder, etc. vertically disposed on the frame 10 and connected to the lifting plate 41.

As shown in fig. 2 and fig. 3, the traverse driving mechanism 30 of the embodiment includes a linear module 321, the linear module 321 is a KK module, and the KK module is a conventional linear driving mechanism in the art, and therefore, the details thereof are not described herein. It can be understood that the second mounting plate 213 is detachably connected to the load platform of the linear module 321, and the linear module 321 is provided with a second motor 322 for driving the cutter mechanism 20 to move, so that the cutter mechanism 20 can be driven to move by activating the second motor 322.

As shown in fig. 2 and 3, the frame of the present embodiment is further provided with an unlocking mechanism 31 for locking or unlocking the connecting member 23 and the lifting drive mechanism 40. Specifically, the unlocking mechanism 31 includes a cylinder 311 disposed on the top of the frame, a fixing plate is vertically fixed at a telescopic end of the cylinder 311, a bolt 312 parallel to an axial direction of the cylinder 311 is disposed on the fixing plate, a jack tightly fitted with the bolt 312 is disposed at one side of the connecting member 23, the bolt 312 is inserted into the jack, and then the cylinder 311 can stretch and retract to drive the connecting member 23 to be movably inserted into the gap or separated from the gap through the bolt 312, and meanwhile, the connecting member 23 can be sleeved on the cam or separated from the cam.

Further, the output shaft of the first motor 43 and/or the second motor 322 is connected with the speed reducer 100, and the speed reducer 100 has the functions of reducing the rotating speed and increasing the torque, so that a motor with smaller power can be used for realizing larger torque output, and the purpose of saving the cost is achieved.

The procedure of detaching the cutter mechanism 20 will be described with reference to fig. 1 to 3. First, the adjustment cam is in a low position, and the cam is separated from the lifting plate 41 and the groove of the link 23. Then, the actuating cylinder 311 is extended to push the latch 312 to extend and push the link 23 gradually away from the lifting plate 41 until the link plate 231 is disengaged from the cam, and at the same time, the link plate 231 is separated from the two axles 221, thereby unlocking the linear module 321. Finally, the second motor 322 is started, the linear module 321 drives the cutter portion 21 and the pressing base 22 to move out together, and the cutter portion and the pressing base can be removed manually to finish the disassembly.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A pole piece cutter device, comprising:

a frame (10);

the cutter mechanism (20) is arranged on the rack (10), and the pole piece material belt is horizontally transmitted in the cutter mechanism (20);

the lifting driving mechanism (40) is arranged on the rack (10) and located above the cutter mechanism (20), and the lifting driving mechanism (40) is detachably connected with the cutter mechanism (20) and used for driving the cutter mechanism (20) to punch the pole piece material belt up and down;

the transverse moving driving mechanism (30) is arranged on the rack (10) and used for driving the cutter mechanism (20) to move after the cutter mechanism (20) is separated from the lifting driving mechanism (40).

2. The pole piece cutter arrangement of claim 1, wherein the cutter mechanism (20) comprises:

a cutter section (21);

the pressing seat (22) is arranged at the top of the cutter part (21);

and the upper end of the connecting piece (23) can be connected with or separated from the lifting driving mechanism (40), and the lower end of the connecting piece can be connected with or separated from the pressing seat (22).

3. The pole piece cutter device according to claim 2, wherein the pressing base is provided with at least two limiting members parallel to each other, a gap between each two limiting members is parallel to the moving direction of the traverse driving mechanism (30), and the lower end of the connecting member can be positioned in the gap for connecting the cutter portion (21) and the lifting driving mechanism (40);

and an unlocking mechanism is arranged on the rack (10) and used for locking or unlocking the connecting piece (23) and the lifting driving mechanism (40).

4. The pole piece cutter device according to claim 3, wherein the limiting members are wheel shafts (221), one of the wheel shafts (221) is positioned right above the other wheel shaft (221), and one side of the connecting piece (23) is provided with a connecting plate (231) capable of being clamped in the gap.

5. The pole piece cutter device according to claim 2, wherein the cutter portion (21) comprises:

the first mounting plate (211) is arranged on the rack (10) and fixed with the pressing seat (22), and a first cutter (212) is arranged at one end, far away from the pressing seat (22), of the first mounting plate (211);

the second mounting plate (213) is arranged on the rack (10) and connected with the transverse moving driving mechanism (30), the second mounting plate (213) is positioned below the first mounting plate (211), and the top surface of the second mounting plate (213) is provided with a second cutter (214);

an elastic member (215) disposed between the first mounting plate (211) and the second mounting plate (213).

6. The pole piece cutter device according to claim 5, wherein the elastic component (215) comprises a plurality of guide rods (2151) arranged on the second mounting plate (213) and penetrating the first mounting plate (211), and a spring (2152) with two ends respectively abutting against the first mounting plate (211) and the second mounting plate (213) is sleeved on the periphery of each guide rod (2151).

7. The pole piece cutter arrangement according to claim 2, wherein the lifting drive mechanism (40) comprises:

the lifting plate (41) is vertically connected to the rack (10) in a sliding mode, and the connecting piece (23) is detachably connected with the lifting plate (41);

the cam assembly (42) is arranged on the rack (10) and used for driving the lifting plate (41) and the connecting piece (23) to lift synchronously.

8. The pole piece cutter device according to claim 7, wherein the cam assembly (42) comprises a first motor (43) arranged on the frame (10), an output end of the first motor (43) is provided with a crankshaft, a cam is arranged on the periphery of the crankshaft, and the connecting piece (23) and the end of the lifting plate (41) are provided with grooves corresponding to the cam.

9. The pole piece cutter device according to claim 8, wherein the traverse driving mechanism (30) comprises a linear module (321), the cutter mechanism (20) is arranged on a load platform of the linear module (321), and a second motor (322) for driving the cutter mechanism (20) to move is arranged on the linear module (321).

10. The pole piece cutter device according to claim 9, wherein a speed reducer (100) is connected to an output shaft of the first motor (43) or the second motor (322).